A circuit board fixed-point welding device

Abstract

The invention discloses a circuit board fixed-point welding device, which relates to the technical field of circuit board welding, and comprises a fixed base, wherein the middle part of the fixed base is fixedly connected to a fixed cylinder, an elastic spring plate mechanism and a rotating clamping rod mechanism are arranged on the fixed cylinder, the elastic spring plate mechanism is provided with a center clamping plate mechanism, the center clamping plate mechanism is provided with a rotating plate mechanism, the rotating plate mechanism is provided with a clamping mechanism, a lifting frame mechanism is provided on the fixed base, and the lifting frame mechanism is provided with a welding gun adjustment mechanism. The invention can adjust the moving stroke of the rotating clamping rod mechanism by arranging the elastic spring plate mechanism, thereby adjusting the moving route of the circuit board, the rotating clamping rod mechanism can make the center clamping plate mechanism move along the elastic spring plate mechanism, the rotating plate mechanism can drive the circuit board to rotate and displace, and the center clamping plate mechanism can clamp and position the circuit board in the center, thereby improving the efficiency of the circuit board fixed-point welding.

Description

Technical Field

[0001] The invention relates to the technical field of circuit board welding, in particular to a circuit board fixed-point welding device. Background Art

[0002] ‌‌Circuit board is an important component of electronic equipment. It is a support for electronic components connected by conductive paths. The connection between electronic components is formed by processing conductive patterns on an insulating substrate. The main function of the circuit board is to provide electrical connections between electronic components and provide mechanical support for electronic components. The conductive paths on the circuit board can form various circuits to realize various functions of electronic equipment.

[0003] In the prior art, an electric telescopic rod is provided, which can drive the movable plate to move to a suitable position, and then the circuit board is placed on the second connecting plate. The second threaded rod is rotated to clamp the circuit board, so that the different circuit boards can be limited in position. However, in the prior art, the circuit board cannot be quickly spot-welded, so the efficiency of circuit board welding is low, so the prior art has a large room for improvement. Summary of the invention

[0004] The present invention provides a circuit board fixed-point welding device, which solves the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A circuit board fixed-point welding device comprises a fixed base, the middle part of the fixed base is fixedly connected to a fixed cylinder, an elastic spring plate mechanism and a rotating clamping rod mechanism are provided on the fixed cylinder, a center clamping plate mechanism is provided on the elastic spring plate mechanism, a rotating plate mechanism is provided on the center clamping plate mechanism, a clamping mechanism is provided on the rotating plate mechanism, a lifting frame mechanism is provided on the fixed base, and an adjusting welding gun mechanism is provided on the lifting frame mechanism; the rotating clamping rod mechanism is used to move the center clamping plate mechanism along the elastic spring plate mechanism, the center clamping plate mechanism is used to ensure that it is clamped on the elastic spring plate mechanism, the rotating plate mechanism is used to drive the clamping mechanism to rotate, the clamping mechanism is used to realize the center clamping and fixing of the circuit board, and the adjusting welding gun mechanism is used to perform fixed-point welding on the circuit board.

[0007] As a preferred technical solution of the present invention, the elastic spring plate mechanism includes an elastic spring plate mechanism including a first linear motor fixed on the side of a fixed cylinder, a first linear motor, an end of the first linear motor away from the fixed cylinder is fixedly connected to the first adjusting plate, the first adjusting plate is fixedly connected to the elastic spring plate, the first adjusting plate is fixedly connected to the first displacement seat, the first displacement seat is rotatably connected to a rotating rod sleeve, a rotating rod is provided in the rotating rod sleeve, the rotating rod and the rotating rod sleeve are slidably connected, the rotating rod is rotatably connected to a second displacement seat, the second displacement seat is fixedly connected to the second adjusting plate, an end of the elastic spring plate away from the first adjusting plate is fixedly connected to the second adjusting plate, the second adjusting plate is fixedly connected to the second linear motor, an end of the second linear motor away from the second adjusting plate is fixedly connected to the outer ring, a mounting side plate is fixedly connected between the outer ring and the fixed base, and an oblique groove is provided on the side of the elastic spring plate close to the second adjusting plate.

[0008] As a preferred technical solution of the present invention, the rotating clamping rod mechanism includes a first motor fixed on a fixed cylinder, the output shaft of the first motor is fixedly connected to the first rotating shaft, the first rotating shaft is fixedly connected to the rotating clamping rod, and a clamping shaft groove is provided on the rotating clamping rod.

[0009] As a preferred technical solution of the present invention, the centering clamping plate mechanism includes a mounting shell arranged on an elastic spring plate, a gear shaft rotatably connected inside the mounting shell, the gear shaft is fixedly connected to the gear, the gear meshes with two racks, the two racks are symmetrically arranged on the mounting shell, the rack is slidably connected to the mounting shell, a spring is fixedly connected between the rack and the mounting shell, the rack is fixedly connected to a clamping plate, the clamping plate passes through the mounting shell and is slidably connected to the mounting shell, and the clamping plate is fixedly connected to the first stop block and the second stop block.

[0010] As a preferred technical solution of the present invention, the rotating plate mechanism includes a second motor fixed on the mounting shell, the output shaft of the second motor is fixedly connected to the second rotating shaft, the second rotating shaft is fixedly connected to the rotating plate, and the second rotating shaft passes through the clamping shaft groove.

[0011] As a preferred technical solution of the present invention, the clamping mechanism includes four side plates fixed on the rotating plate, the side plates are fixedly connected to the placing plate, four clamping plate grooves are provided on the placing plate, the bottom of the placing plate is fixedly connected to the pneumatic telescopic rod, the pneumatic telescopic rod is fixedly connected to the lifting plate, the side of the lifting plate is fixedly connected to four third displacement seats, the third displacement seat is rotatably connected to the connecting rod, the connecting rod is rotatably connected to the fourth displacement seat, the fourth displacement seat is fixedly connected to the clamping plate, the clamping plate passes through the clamping plate groove, and the clamping plate and the placing plate are slidably connected.

[0012] As a preferred technical solution of the present invention, the lifting frame mechanism includes a third linear motor fixed on the fixed base, and one end of the third linear motor away from the fixed base is fixedly connected to the lifting frame.

[0013] As a preferred technical solution of the present invention, the welding gun adjustment mechanism includes a plurality of mounting rods fixed in the lifting frame, the plurality of mounting rods are evenly arranged along the circumference, the middle parts of the plurality of mounting rods are fixedly connected to the fourth linear motor, the fourth linear motor is fixedly connected to the adjustment plate, the side of the adjustment plate is fixedly connected to a plurality of fifth displacement seats, the fifth displacement seat is rotatably connected to the linkage rod, the linkage rod is rotatably connected to the sixth displacement seat, the sixth displacement seat is fixedly connected to the sliding frame, the mounting rod passes through the sliding frame and is slidably connected to the sliding frame, and the bottom of the sliding frame is fixedly connected to the welding gun.

[0014] The present invention has the following benefits:

[0015] By setting up an elastic spring plate mechanism, the moving stroke of the rotating clamping rod mechanism can be adjusted, thereby adjusting the moving route of the circuit board; by rotating the clamping rod mechanism, the centering clamping plate mechanism can be moved along the elastic spring plate mechanism; by the rotating plate mechanism, the circuit board can be driven to rotate and displace; by the centering clamping plate mechanism, the circuit board can be clamped and positioned in the center; by adjusting the welding gun mechanism, the circuit board can be quickly spot-welded, thereby improving the efficiency of spot-welding of the circuit board. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The present invention is a structural schematic diagram of a circuit board fixed-point welding device.

[0017] Figure 2 This is a schematic diagram of the structure of the circuit board fixed-point welding equipment from the second perspective.

[0018] Figure 3 for Figure 1 Magnified view of area A.

[0019] Figure 4 This is a cross-sectional view of the centering clamping mechanism in the circuit board fixed-point welding equipment.

[0020] In the figure: 1, fixed base; 2, fixed cylinder; 3, elastic spring plate mechanism; 301, first linear motor; 302, first adjustment plate; 303, elastic spring plate; 304, first displacement seat; 305, rotating rod sleeve; 306, rotating rod; 307, second displacement seat; 308, second adjustment plate; 309, second linear motor; 310, outer ring; 311, inclined groove; 312, mounting side plate; 4, rotating clamping rod mechanism; 401, first motor; 402, first rotating shaft; 403, rotating clamping rod; 404, clamping shaft groove; 5, centering clamping plate mechanism; 501, mounting shell; 502, gear shaft; 503, gear; 504, rack; 505, spring; 506, clamping plate; 507, The first stop block; 508, the second stop block; 6, the rotating plate mechanism; 601, the second motor; 602, the second rotating shaft; 603, the rotating plate; 7, the clamping mechanism; 701, the side plate; 702, the placement plate; 703, the clamping plate slot; 704, the pneumatic telescopic rod; 705, the lifting plate; 706, the third displacement seat; 707, the connecting rod; 708, the fourth displacement seat; 709, the clamping plate; 8, the lifting frame mechanism; 801, the third linear motor; 802, the lifting frame; 9, the welding gun adjustment mechanism; 901, the mounting rod; 902, the fourth linear motor; 903, the adjusting plate; 904, the fifth displacement seat; 905, the linkage rod; 906, the sixth displacement seat; 907, the sliding frame; 908, the welding gun. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0022] It should be noted that the directions or positional relationships indicated by terms such as “center”, “up”, “down”, “left”, “right”, “vertical”, “horizontal”, “inside” and “outside” are based on the directions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations on the present invention.

[0023] Example 1, please refer to Figure 1-Figure 4A circuit board fixed-point welding device comprises a fixed base 1, the middle part of the fixed base 1 is fixedly connected to a fixed cylinder 2, an elastic spring plate mechanism 3 and a rotating clamping rod mechanism 4 are provided on the fixed cylinder 2, the elastic spring plate mechanism 3 is provided with a center clamping plate mechanism 5, the center clamping plate mechanism 5 is provided with a rotating plate mechanism 6, the rotating plate mechanism 6 is provided with a clamping mechanism 7, a lifting frame mechanism 8 is provided on the fixed base 1, and the lifting frame mechanism 8 is provided with an adjusting welding gun mechanism 9; the rotating clamping rod mechanism 4 is used to move the center clamping plate mechanism 5 along the elastic spring plate mechanism 3, the center clamping plate mechanism 5 is used to ensure that it is clamped on the elastic spring plate mechanism 3, the rotating plate mechanism 6 is used to drive the clamping mechanism 7 to rotate, the clamping mechanism 7 is used to realize the center clamping and fixing of the circuit board, and the adjusting welding gun mechanism 9 is used to perform fixed-point welding on the circuit board.

[0024] The elastic spring plate mechanism 3 includes a first linear motor 301 fixed to the side of the fixed cylinder 2, the first linear motor 301, one end of the first linear motor 301 away from the fixed cylinder 2 is fixedly connected to the first adjustment plate 302, the first adjustment plate 302 is fixedly connected to the elastic spring plate 303, the first adjustment plate 302 is fixedly connected to the first displacement seat 304, the first displacement seat 304 is rotatably connected to the rotating rod sleeve 305, the rotating rod sleeve 305 is provided with a rotating rod 306, the rotating rod 306 and the rotating rod sleeve 305 are slidably connected, The rotating rod 306 is rotatably connected to the second displacement seat 307, the second displacement seat 307 is fixedly connected to the second adjustment plate 308, the end of the elastic spring plate 303 away from the first adjustment plate 302 is fixedly connected to the second adjustment plate 308, the second adjustment plate 308 is fixedly connected to the second linear motor 309, the end of the second linear motor 309 away from the second adjustment plate 308 is fixedly connected to the outer ring 310, the outer ring 310 and the fixed base 1 are fixedly connected to the mounting side plate 312, and an inclined groove 311 is provided on the side of the elastic spring plate 303 close to the second adjustment plate 308.

[0025] Specifically, turning on the first linear motor 301 can adjust the position of the first adjustment plate 302, and turning on the second linear motor 309 can adjust the position of the second adjustment plate 308, thereby adjusting the starting end of the elastic spring plate 303, and then adaptively adjusting the moving trajectory of the circuit board.

[0026] The rotating clamping rod mechanism 4 includes a first motor 401 fixed on the fixed cylinder 2, the output shaft of the first motor 401 is fixedly connected to the first rotating shaft 402, the first rotating shaft 402 is fixedly connected to the rotating clamping rod 403, and the rotating clamping rod 403 is provided with a clamping shaft groove 404. The centering clamping plate mechanism 5 includes a mounting shell 501 arranged on the elastic spring plate 303, the mounting shell 501 is rotatably connected to the gear shaft 502, the gear shaft 502 is fixedly connected to the gear 503, the gear 503 is meshed with two racks 504, the two racks 504 are symmetrically arranged on the mounting shell 501, the racks 504 are slidably connected to the mounting shell 501, a spring 505 is fixedly connected between the racks 504 and the mounting shell 501, the racks 504 are fixedly connected to the clamping plate 506, the clamping plate 506 passes through the mounting shell 501 and is slidably connected to the mounting shell 501, and the clamping plate 506 is fixedly connected to the first stop block 507 and the second stop block 508. The rotating plate mechanism 6 includes a second motor 601 fixed on the mounting shell 501 , the output shaft of the second motor 601 is fixedly connected to a second rotating shaft 602 , the second rotating shaft 602 is fixedly connected to the rotating plate 603 , and the second rotating shaft 602 passes through the clamping shaft slot 404 .

[0027] Specifically, under the action of the spring 505, the rack 504 can be pulled, and under the action of the gear 503, the card plate 506 can be brought together, so that the first block 507 and the second block 508 are pressed against the surface of the elastic spring plate 303. At this time, the first motor 401 is turned on, and the rotation of the output shaft of the first motor 401 will drive the first rotating shaft 402 to rotate, and then drive the rotating clamping rod 403 and the clamping shaft groove 404 to rotate, and then move the second rotating shaft 602, so that the mounting shell 501 moves along the elastic spring plate 303. When it moves to the end of the elastic spring plate 303, the mounting shell 501 will return to the starting end of the elastic spring plate 303 by the rotating rod sleeve 305 and the rotating rod 306.

[0028] The lifting frame mechanism 8 includes a third linear motor 801 fixed on the fixed base 1, and one end of the third linear motor 801 away from the fixed base 1 is fixedly connected to the lifting frame 802. The welding gun adjustment mechanism 9 includes a plurality of mounting rods 901 fixed in the lifting frame 802, and the plurality of mounting rods 901 are evenly arranged along the circumference, and the middle of the plurality of mounting rods 901 is fixedly connected to the fourth linear motor 902, and the fourth linear motor 902 is fixedly connected to the adjustment plate 903, and the side of the adjustment plate 903 is fixedly connected to a plurality of fifth displacement seats 904, and the fifth displacement seat 904 is rotatably connected to the linkage rod 905, and the linkage rod 905 is rotatably connected to the sixth displacement seat 906, and the sixth displacement seat 906 is fixedly connected to the sliding frame 907, and the mounting rod 901 passes through the sliding frame 907 and is slidably connected to the sliding frame 907, and the bottom of the sliding frame 907 is fixedly connected to the welding gun 908.

[0029] Specifically, turning on the fourth linear motor 902 can drive the adjustment plate 903 to rise and fall, thereby driving the linkage rod 905 to change position, so that the slide frame 907 moves along the mounting rod 901, thereby adjusting the position of the welding gun 908. Turning on the third linear motor 801 can drive the lifting frame 802 to rise and fall, thereby driving the welding gun 908 to rise and fall, so as to perform fixed-point rapid welding on the circuit board.

[0030] Example 2, continue to refer to Figure 3 In the embodiment of the present invention, the clamping mechanism 7 includes four side plates 701 fixed on the rotating plate 603, the side plates 701 are fixedly connected to the placement plate 702, four clamping plate grooves 703 are provided on the placement plate 702, the bottom of the placement plate 702 is fixedly connected to the pneumatic telescopic rod 704, the pneumatic telescopic rod 704 is fixedly connected to the lifting plate 705, the side of the lifting plate 705 is fixedly connected to four third displacement seats 706, the third displacement seat 706 is rotatably connected to the connecting rod 707, the connecting rod 707 is rotatably connected to the fourth displacement seat 708, the fourth displacement seat 708 is fixedly connected to the clamping plate 709, the clamping plate 709 passes through the clamping plate groove 703, and the clamping plate 709 and the placement plate 702 are slidably connected.

[0031] Specifically, the circuit board is placed on the placement plate 702, and the pneumatic telescopic rod 704 is turned on to extend the pneumatic telescopic rod 704, driving the lifting plate 705 to descend, and then driving the connecting rod 707 to move, so as to drive the clamping plate 709 to move inward along the clamping plate groove 703, so as to clamp and fix the circuit board in the center.

[0032] During the implementation of the present invention, first, the state of the elastic spring plate mechanism 3 is adjusted according to the different circuit boards to be welded, and the position of the adjusting welding gun mechanism 9 is adjusted at the same time. At this time, the circuit board is placed on the clamping mechanism 7, and the circuit board is clamped and fixed by the clamping mechanism 7. At this time, opening the rotating clamping rod mechanism 4 can move the rotating plate mechanism 6, so that the centering clamping plate mechanism 5 moves along the elastic spring plate mechanism 3. As the circuit board moves, the lifting frame mechanism 8 can drive the adjusting welding gun mechanism 9 to rise and fall, so as to perform fast fixed-point welding on the circuit board. Opening the rotating plate mechanism 6 can drive the circuit board on the clamping mechanism 7 to rotate and displace.

[0033] The present invention can adjust the moving stroke of the rotating clamping rod mechanism 4 by setting an elastic spring plate mechanism 3, thereby adjusting the moving route of the circuit board; the centering clamping plate mechanism 5 can be moved along the elastic spring plate mechanism 3 by rotating the clamping rod mechanism 4, the circuit board can be driven to rotate and displace by the rotating plate mechanism 6, the circuit board can be centered and clamped and positioned by the centering clamping plate mechanism 5, and the circuit board can be quickly spot-welded by adjusting the welding gun mechanism 9, thereby improving the efficiency of spot-welding of the circuit board.

[0034] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A circuit board fixed-point welding device, comprising a fixed base, characterized in that: The middle part of the fixed base is fixedly connected to the fixed cylinder, an elastic spring plate mechanism and a rotating clamping rod mechanism are provided on the fixed cylinder, a center clamping plate mechanism is provided on the elastic spring plate mechanism, a rotating plate mechanism is provided on the center clamping plate mechanism, a clamping mechanism is provided on the rotating plate mechanism, a lifting frame mechanism is provided on the fixed base, and an adjusting welding gun mechanism is provided on the lifting frame mechanism; the rotating clamping rod mechanism is used to move the center clamping plate mechanism along the elastic spring plate mechanism, the center clamping plate mechanism is used to ensure that it is clamped on the elastic spring plate mechanism, the rotating plate mechanism is used to drive the clamping mechanism to rotate, the clamping mechanism is used to realize the center clamping and fixing of the circuit board, and the adjusting welding gun mechanism is used to perform fixed-point welding on the circuit board; The elastic spring plate mechanism includes a first linear motor fixed to the side of the fixed cylinder, an end of the first linear motor away from the fixed cylinder is fixedly connected to the first adjusting plate, the first adjusting plate is fixedly connected to the elastic spring plate, the first adjusting plate is fixedly connected to the first displacement seat, the first displacement seat is rotatably connected to the rotating rod sleeve, a rotating rod is provided in the rotating rod sleeve, the rotating rod and the rotating rod sleeve are slidably connected, the rotating rod is rotatably connected to the second displacement seat, the second displacement seat is fixedly connected to the second adjusting plate, an end of the elastic spring plate away from the first adjusting plate is fixedly connected to the second adjusting plate, the second adjusting plate is fixedly connected to the second linear motor, an end of the second linear motor away from the second adjusting plate is fixedly connected to the outer ring, a mounting side plate is fixedly connected between the outer ring and the fixed base, and an oblique groove is provided on a side of the elastic spring plate close to the second adjusting plate; The rotating clamping rod mechanism comprises a first motor fixed on a fixed cylinder, the output shaft of the first motor is fixedly connected to a first rotating shaft, the first rotating shaft is fixedly connected to the rotating clamping rod, and a clamping shaft groove is provided on the rotating clamping rod; The centering clamping plate mechanism includes a mounting shell arranged on an elastic spring plate, a gear shaft is rotatably connected inside the mounting shell, the gear shaft is fixedly connected to a gear, the gear meshes with two racks, the two racks are symmetrically arranged on the mounting shell, the rack is slidably connected to the mounting shell, a spring is fixedly connected between the rack and the mounting shell, the rack is fixedly connected to a clamping plate, the clamping plate passes through the mounting shell and is slidably connected to the mounting shell, and the clamping plate is fixedly connected to a first stop block and a second stop block; The rotating plate mechanism comprises a second motor fixed on the mounting shell, the output shaft of the second motor is fixedly connected to the second rotating shaft, the second rotating shaft is fixedly connected to the rotating plate, and the second rotating shaft passes through the clamping shaft slot; The clamping mechanism includes four side plates fixed on the rotating plate, the side plates are fixedly connected to the placing plate, four clamping plate grooves are provided on the placing plate, the bottom of the placing plate is fixedly connected to the pneumatic telescopic rod, the pneumatic telescopic rod is fixedly connected to the lifting plate, the side of the lifting plate is fixedly connected to four third displacement seats, the third displacement seat is rotatably connected to the connecting rod, the connecting rod is rotatably connected to the fourth displacement seat, the fourth displacement seat is fixedly connected to the clamping plate, the clamping plate passes through the clamping plate groove, and the clamping plate and the placing plate are slidably connected.

2. The circuit board fixed-point welding equipment according to claim 1, characterized in that: The lifting frame mechanism comprises a third linear motor fixed on the fixed base, and one end of the third linear motor away from the fixed base is fixedly connected to the lifting frame.

3. The circuit board fixed-point welding equipment according to claim 2, characterized in that: The welding gun adjustment mechanism includes a plurality of mounting rods fixed in the lifting frame, the plurality of mounting rods are evenly arranged along the circumference, the middle parts of the plurality of mounting rods are fixedly connected to the fourth linear motor, the fourth linear motor is fixedly connected to the adjustment plate, the side of the adjustment plate is fixedly connected to a plurality of fifth displacement seats, the fifth displacement seat is rotatably connected to the linkage rod, the linkage rod is rotatably connected to the sixth displacement seat, the sixth displacement seat is fixedly connected to the sliding frame, the mounting rod passes through the sliding frame and is slidably connected to the sliding frame, and the bottom of the sliding frame is fixedly connected to the welding gun.

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