PCB welding device

Abstract

The utility model discloses a PCB welding device which comprises a supporting table, a rotating table is rotationally connected to the middle of the upper surface of the supporting table, a driving mechanism used for driving the rotating table to rotate is arranged at the bottom of the supporting table, and six bearing seats distributed in a circumferential array are arranged on the edge of the upper surface of the rotating table. A groove is formed in the middle of the upper surface of the bearing seat, and a clamping structure used for fixing the PCB is arranged in the groove. According to the automatic welding device, the PCB can be continuously welded, the automation degree is high, the production efficiency is greatly improved, manpower is greatly saved, the labor intensity is low, workers only need to take and place the PCB, the position of the welding gun head can be adjusted at will, and the flexibility is high.

Description

TECHNICAL FIELD

[0001] The utility model belongs to PCB board welding technical field especially relates to a PCB board welding device. BACKGROUND

[0002] Printed circuit board, also known as PCB, is one of important components of electronic industry, and almost every kind of electronic equipment, as long as there are integrated circuits and other electronic components, in order to make electrical interconnection between various components, printed circuit board is used. Printed circuit board is composed of insulating base plate, connecting wire and solder pad for assembling electronic components, and has the dual role of conductive circuit and insulating base plate. At present, printed circuit board has been extremely widely applied in the production and manufacturing of electronic products. At present, PCB board needs to manually insert part of power devices on the surface of PCB board in the production process, and the inserted power devices need to be welded.

[0003] At present, the existing PCB board is mostly welded by hand, and long-time repeated operation can easily cause fatigue to people, and even cause serious harm to human body. Moreover, manual operation cannot guarantee the welding quality and work efficiency, and may bring serious quality hidden danger to product quality. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a kind of PCB board welding device to solve the technical problem raised in background art.

[0005] In order to achieve the above object, the specific technical scheme of the utility model is as follows: a PCB welding device, including support table, the upper surface middle part of support table is rotatably connected with rotary table, the bottom of support table is provided with drive mechanism for driving rotary table rotation, the upper surface edge of rotary table is provided with six bearing seats that are circularly arrayed, the upper surface middle part of bearing seat is provided with recess, the recess is provided with clamping structure for fixing PCB, and the side of rotary table located every bearing seat is provided with infrared emitter, the upper surface one side middle part of support table is provided with welding assembly, the welding assembly includes extension plate, one end of extension plate is fixedly connected with the side wall of support table, the upper surface of extension plate is provided with guide rail connected with the upper surface of support table, the guide rail is slidably connected with sliding seat, the upper surface of sliding seat is provided with infrared receiver corresponding with infrared emitter, the side wall of sliding seat is fixedly connected with second air cylinder, the top end of piston rod of second air cylinder is fixedly connected with lifting plate, the other upper surface of lifting plate is rotatably connected with rotating block, and the bottom of lifting plate is provided with second motor with the bottom of rotating block fixedly connected, the upper surface of rotating block is provided with third motor, the shaft part of third motor is connected with connecting arm, the end of connecting arm is fixedly connected with extension arm, the end of extension arm is provided with drive shell, the side wall of drive shell is provided with welding gun and sleeve respectively, and the end of welding gun is provided with welding head.

[0006] Preferably, the drive mechanism includes a first motor mounted on the bottom of the support table and a speed reducer, and the first motor is connected to the bottom of the rotary table through the speed reducer.

[0007] Preferably, the clamping structure includes a pressing plate located in the inner cavity of the recess and slidable along the length direction of the recess, both ends of one side of the pressing plate are provided with slide rods, the side wall of the bearing seat is provided with two slide holes slidably connected with the slide rods, the ends of the two slide holes extend to the outside of the recess and are connected by a pull rod, and a spring is sleeved on the slide rod, both ends of the spring are connected with the pressing plate and the inner wall of the recess respectively.

[0008] Preferably, the inner walls of the two long sides of the recess are provided with sliding grooves, and the ends of the pressing plate are provided with sliding blocks corresponding to the sliding grooves, and the sliding blocks are slidably connected with the sliding grooves.

[0009] Preferably, a first air cylinder is mounted on the upper surface of the extension plate through a support, and the end of the piston rod of the first air cylinder is fixedly connected with the side wall of the sliding seat through a fixed block.

[0010] Preferably, a winding wheel is mounted on the extension arm, the sleeves are parallelly distributed with the welding gun, and the sleeves are fixedly connected with the welding gun through a connecting frame.

[0011] The PCB board welding device has the following advantages:

[0012] 1. The PCB board can be continuously welded, the degree of automation is high, the production efficiency is greatly improved, manpower is greatly saved, the labor intensity is low, workers only need to complete taking and placing the PCB board, the product quality is guaranteed, and the position of the welding gun head can be adjusted at will, and the flexibility is high.

[0013] 2. The clamping structure on the bearing seat is convenient for quickly taking and placing the PCB board, and can further improve the work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be briefly introduced the drawings needed to be used in the embodiments, it should be understood, the following drawings only show some embodiments of the utility model, therefore should not be regarded as the limitation to the scope, for the ordinary skilled person in the art, under the premise of not paying the creative labor, still can obtain other related drawings according to these drawings.

[0015] Figure 1 It is the overall structure schematic diagram of the utility model;

[0016] Figure 2 It is Figure 1 Right view;

[0017] Figure 3 It is the structure schematic diagram of guide rail in the utility model;

[0018] Figure 4 It is the structure schematic diagram of bearing seat in the utility model.

[0019] Marking in the drawing: 1, support table;2, rotary table;3, bearing seat;4, infrared emitter;5, welding assembly;6, first motor;7, speed reducer;8, extension plate;9, guide rail;10, first air cylinder;11, sliding seat;12, infrared receiver;13, second air cylinder;14, lifting plate;15, second motor;16, rotary block;17, third motor;18, connecting arm;19, extension arm;20, welding gun head;21, sleeve;22, winding wheel;23, drive shell;24, recess;25, sliding hole;26, sliding groove;27, pressing plate;28, sliding block;29, sliding rod;30, spring;31, pull rod. DETAILED DESCRIPTION

[0020] In the following, only certain exemplary embodiments are simply described. As those skilled in the art can recognize, the described embodiments can be modified in various different ways without departing from the spirit or scope of the embodiments of the present application. Therefore, the drawings and the description are considered to be exemplary in nature and not limiting.

[0021] In the description of the embodiments of the present application, it should be understood that the orientation or positional relationship indicated by the terms "length", "vertical", "horizontal", "top", "bottom" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the embodiments of the present application and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the embodiments of the present application.

[0022] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the embodiments of the present application, the meaning of "multiple" is two or more, unless otherwise explicitly specified and limited.

[0023] In the embodiments of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected, or it can be communicated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0024] The following disclosure provides many different embodiments or examples for implementing different structures of the embodiments of the present application. In order to simplify the disclosure of the embodiments of the present application, the components and settings of a specific example are described in the following. Of course, they are only examples, and the purpose is not to limit the embodiments of the present application. In addition, the embodiments of the present application can repeatedly refer to numbers and / or letters in different examples. Such repetition is for the purpose of simplification and clarity, and in itself does not indicate the relationship between the various embodiments and / or settings discussed.

[0025] In order to better understand the purpose, structure and function of the present application, the PCB welding device of the present application is further described in detail below in conjunction with the drawings.

[0026] As Figures 1-4The utility model discloses a PCB board welding device, including support platform 1, the upper surface middle part of support platform 1 is rotatably connected with rotary table 2, and the bottom of support platform 1 is provided with the drive mechanism for driving rotary table 2 rotation, and the drive mechanism includes the first motor 6 of installing in the bottom of support platform 1 and the speed reducer 7, and the first motor 6 is connected with the bottom of rotary table 2 through the speed reducer 7, and through the cooperation between the first motor 6 and the speed reducer 7, rotary table 2 can make clockwise rotation. The upper surface edge of rotary table 2 is provided with six bearing seats 3 that are distributed in the form of circumferential array, the upper surface middle part of bearing seat 3 is provided with recess 24, and the recess 24 is provided with the clamping structure for fixing PCB board in, and the clamping structure includes the pressing plate 27 of being located in the inner chamber of recess 24 and can slide along its length direction, both ends of the one side of pressing plate 27 are provided with slide bar 29, and the side wall of bearing seat 3 is provided with two slide holes 25 of being slidably connected with slide bar 29, and the end of two slide holes 25 extends to the outside of recess 24 and is connected through pull rod 31, and spring 30 is sleeved on slide bar 29, and both ends of spring 30 are connected with pressing plate 27 and the inner wall of recess 24 respectively, when using, pull pull rod 31, make pressing plate 27 compress spring 30, put PCB board into recess 24, and let go, now under the action of the elasticity of spring 30, make pressing plate 27 move to PCB board, to make pressing plate 27 extrude tightly fixed PCB board. The inner wall of both long sides of recess 24 is provided with sliding groove 26, and both ends of pressing plate 27 are provided with the sliding block 28 of corresponding distribution with sliding groove 26, and sliding block 28 is slidably connected with sliding groove 26, and through the cooperation between sliding block 28 and sliding groove 26, pressing plate 27 is limited to position effect, make pressing plate 27 more stable and reliable when moving.

[0027] The infrared emitter 4 is arranged on one side of each bearing seat 3 on the rotary table 2, and the welding assembly 5 is arranged at the middle part of one side of the upper surface of the support table 1. The welding assembly 5 comprises an extension plate 8, one end of the extension plate 8 is fixedly connected with the side wall of the support table 1, the upper surface of the extension plate 8 is provided with a guide rail 9 connected with the upper surface of the support table 1, a sliding seat 11 is slidably connected with the guide rail 9, the upper surface of the sliding seat 11 is provided with infrared receivers 12 corresponding to the distribution of the infrared emitters 4, a second air cylinder 13 is fixedly connected with the side wall of the sliding seat 11, a lifting plate 14 is fixedly connected with the top end of the piston rod of the second air cylinder 13, the second air cylinder 13 is used for adjusting the height of the welding torch head 20, a rotating block 16 is rotatably connected with the other upper surface of the lifting plate 14, a second motor 15 is arranged at the bottom of the lifting plate 14 and fixedly connected with the bottom of the rotating block 16, the second motor 15 is used for driving the welding torch head 20 and the rotating block 16 to rotate horizontally with the axis of the second motor 17 as the center, a third motor 17 is mounted on the upper surface of the rotating block 16, a connecting arm 18 is connected with the shaft of the third motor 17, the third motor 17 is used for driving the welding torch head 20 to rotate vertically with the axis of the shaft of the third motor 17 as the center, an extension arm 19 is fixedly connected with the end of the connecting arm 18, a driving shell 23 is arranged at the end of the extension arm 19, a welding gun and a sleeve 21 are arranged on the side wall of the driving shell 23, and a welding torch head 20 is arranged at the end of the welding gun. A first air cylinder 10 is mounted on the upper surface of the extension plate 8 through a support, the end of the piston rod of the first air cylinder 10 is fixedly connected with the side wall of the sliding seat 11, the sliding seat 11 can move along the length direction of the guide rail 9 through the first air cylinder 10, so that the second air cylinder 13 moves along the length direction of the guide rail 9 driven by the sliding seat 11, and the lifting plate 14, the third motor 17, the extension arm 19, the welding gun and the welding torch head 20 move along the length direction of the guide rail 9 driven by the second air cylinder 13. A winding wheel 22 is mounted on the extension arm 19, the sleeve 21 is parallelly arranged with the welding gun, the sleeve 21 is fixedly connected with the welding gun through a connecting frame, solder is wound on the winding wheel 22, and a driving structure for driving the solder to move into the sleeve 21 is arranged in the driving shell 23, which is prior art and will not be described in detail.

[0028] The working principle of the PCB welding device is as follows: when in use, a worker is positioned at a position of the supporting table 1 to take and place the PCB, and the PCB to be welded is placed on the bearing seat 3; the first motor 6 is started to drive the rotating table 2 to rotate; when the infrared receiver 12 is aligned with the infrared emitter 4, the infrared receiver 12 receives the signal of the infrared emitter 4, thereby controlling the first motor 6 to stop; the position of the welding gun head 20 can be controlled to weld the PCB; after the welding is completed, the rotating table 2 continues to rotate, thereby continuing to weld the next PCB, so that the PCB can be continuously welded, the degree of automation is high, the production efficiency is greatly improved, the manpower is greatly saved, and the labor intensity is low; the worker only needs to complete the taking and placing of the PCB.

[0029] It can be understood that the utility model is described through some embodiments, and those skilled in the art know that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model. In addition, these features and embodiments can be modified to adapt to specific conditions and materials under the guidance of the utility model without departing from the spirit and scope of the utility model. Therefore, the utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the scope protected by the utility model.

Claims

1. A PCB board soldering apparatus characterized by: The utility model provides a PCB board welding device, including support platform (1), the upper surface middle part of support platform (1) is rotatably connected with rotating table (2), the bottom of support platform (1) is provided with the drive mechanism for driving rotating table (2) rotation, the upper surface edge of rotating table (2) is provided with six and is arranged in circle and is distributed bearing seat (3), the upper surface middle part of bearing seat (3) is provided with recess (24), is provided with the clamping structure for fixing PCB board in recess (24), and one side of rotating table (2) is provided with infrared emitter (4) on every bearing seat (3), and the upper surface one side middle part of support platform (1) is provided with welding assembly (5); The welding assembly (5) includes an extension plate (8), one end of the extension plate (8) is fixedly connected with the side wall of the support platform (1), the upper surface of the extension plate (8) is provided with a guide rail (9) connected with the upper surface of the support platform (1), the guide rail (9) is slidably connected with a sliding seat (11), the upper surface of the sliding seat (11) is provided with infrared receivers (12) corresponding to the distribution of the infrared emitters (4), the side wall of the sliding seat (11) is fixedly connected with a second air cylinder (13), the top end of the piston rod of the second air cylinder (13) is fixedly connected with a lifting plate (14), the other upper surface of the lifting plate (14) is rotatably connected with a rotating block (16), and the bottom of the lifting plate (14) is provided with a second motor (15) with the bottom of the rotating block (16) fixedly connected, the upper surface of the rotating block (16) is provided with a third motor (17), the shaft part of the third motor (17) is connected with a connecting arm (18), the end of the connecting arm (18) is fixedly connected with an extension arm (19), the end of the extension arm (19) is provided with a drive shell (23), the side wall of the drive shell (23) is provided with a welding gun and a sleeve (21), and the end of the welding gun is provided with a welding head (20).

2. The PCB welding device of claim 1, wherein: The drive mechanism includes a first motor (6) and a speed reducer (7) mounted on the bottom of the support platform (1), and the first motor (6) is connected with the bottom of the rotating table (2) through the speed reducer (7).

3. The PCB welding device of claim 1, wherein: The clamping structure includes a pressing plate (27) located in the inner cavity of the recess (24) and slidably connected along the length direction of the recess (24), both ends of one side of the pressing plate (27) are provided with slide rods (29), the side wall of the bearing seat (3) is provided with two slide holes (25) slidably connected with the slide rods (29), the ends of the two slide holes (25) extend to the outside of the recess (24) and are connected by a pull rod (31), and a spring (30) is sleeved on the slide rod (29), both ends of the spring (30) are connected with the pressing plate (27) and the inner wall of the recess (24) respectively.

4. The PCB soldering apparatus of claim 3, wherein: The inner walls of the two long sides of the recess (24) are provided with sliding grooves (26), and the ends of the pressing plate (27) are provided with sliding blocks (28) corresponding to the distribution of the sliding grooves (26), and the sliding blocks (28) are slidably connected with the sliding grooves (26).

5. The PCB welding device of claim 1, wherein: The upper surface of the extension plate (8) is provided with a first cylinder (10) through a support, and the piston rod end of the first cylinder (10) is fixedly connected with the side wall of a sliding seat (11) through a fixing block.

6. The PCB welding device of claim 1, wherein: The extension arm (19) is provided with a winding wheel (22), the sleeve (21) is parallelly arranged with the welding gun, and the sleeve (21) is fixedly connected with the welding gun through a connecting frame.

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