LED lamp bead welding device

Abstract

The utility model discloses an LED lamp bead welding device, comprising: a workbench, which is a cavity with a slide groove on the top; a No. 3 linear module, which is provided with a plurality of No. 3 linear modules and is placed inside the workbench, a mobile box is fixedly connected to the top of the movable slide of the No. 3 linear module, and a No. 1 servo motor is fixedly connected to the inside of the mobile box; a mounting seat, which is placed at the output end of the No. 1 servo motor, and a workpiece fixture is detachably mounted on the top of the mounting seat. The beneficial effects of the utility model are: by setting a right-angle L-shaped structure, the workpiece fixture allows for quick and easy replacement, and when the fixture is replaced, the equipment downtime is reduced and the production efficiency is improved, and the rapid positioning ensures that the welding accuracy can be maintained even after the fixture is replaced, so that it is convenient to perform rapid testing and processing.

Description

Technical Field

[0001] The utility model relates to the technical field of LED lamp bead welding, in particular to an LED lamp bead welding device. Background Art

[0002] LED lamp beads are a semiconductor component, a chip with a luminous effect, and one of the most popular light sources in the field of modern lighting. It is composed of a PN junction composed of a P-type semiconductor and an N-type semiconductor, has unidirectional conductivity, and can emit light under the action of appropriate voltage and current. Its working principle is that the energy released by the transition of electrons between P-type semiconductors and N-type semiconductors is converted into light energy, which is radiated to the outside world to form bright light.

[0003] At present, when the existing LED lamp beads are produced and welded, the corresponding jigs need to be replaced when processing products of different shapes. The disassembly and installation of the existing jigs are mostly achieved by multiple bolts, which cannot be replaced quickly and easily. The fixed-angle jigs reduce the flexibility of processing. When the jigs are replaced, the equipment downtime is long, and the origin of processing needs to be re-determined after the replacement, resulting in low efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide an LED lamp bead welding device to solve the problems raised in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: an LED lamp bead welding device, comprising:

[0006] A workbench, which is a cavity with a slide groove on the top;

[0007] A number three linear module, which is provided in plurality and is placed inside the workbench, a moving box is fixedly connected to the top of the moving slide of the number three linear module, and a number one servo motor is fixedly connected to the inside of the moving box;

[0008] A mounting seat, the mounting seat is placed at the output end of the first servo motor, a workpiece fixture is detachably mounted on the top of the mounting seat, and an origin positioning plate is fixedly connected to the outer side of the mounting seat for positioning the processing origin of the workpiece fixture;

[0009] A welding gun is placed above the workbench, and a driving part for driving the welding gun to move in multiple axes is provided on one side of the welding gun.

[0010] Preferably, the origin positioning plate is a right-angled L-shaped structure, chamfers are set at the corners of the origin positioning plate, and a positioning connecting hole is opened in the middle of the chamfer, a fastening bolt is installed inside the positioning connecting hole, and a threaded hole used in conjunction with the fastening bolt is provided at the position of the workpiece fixture corresponding to the positioning connecting hole.

[0011] Preferably, the workpiece fixture is a circular structure, and an auxiliary positioning groove cooperating with the end of the origin positioning plate is provided on the outer side of the workpiece fixture.

[0012] Preferably, the workpiece fixture is a rectangular structure, and one corner of the workpiece fixture is provided with a chamfer that cooperates with the origin positioning plate.

[0013] Preferably, it further includes a gantry fixedly connected to the outside of the workbench, the driving unit includes a No. 1 linear module fixedly connected to one side of the gantry, a No. 2 linear module in the vertical direction is fixedly connected to the movable slide of the No. 1 linear module, and a lifting frame is fixedly connected to the movable slide of the No. 2 linear module.

[0014] Preferably, the welding gun is fixedly connected to the bottom of the lifting frame, and an exhaust pipe is provided in the middle of the lifting frame and at a position corresponding to the welding gun.

[0015] Preferably, one side of the No. 2 linear module is fixedly connected to a guide rail, the outer side of the guide rail is slidably connected to a sliding table, a cylinder is fixedly connected to the top of the sliding table, the cylinder is fixedly connected to the No. 2 linear module, a connecting rod is fixedly connected to the outer side of the sliding table, and one end of the connecting rod is fixedly connected to a guide tube for guiding the tin bar.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows: by setting a right-angle L-shaped structure, the workpiece fixture allows for quick and easy replacement, which reduces equipment downtime and improves production efficiency when the fixture is replaced, and rapid positioning ensures that the welding accuracy is maintained even after the fixture is replaced, which facilitates rapid testing and processing, saving time and effort, and the linear and rotational movement of the three axes enables the device to process workpieces of various shapes and sizes, from round to rectangular, etc. This flexibility allows the same device to be used for a variety of production needs, reducing the need for specialized equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the position structure of the welding gun of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the exhaust pipe of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the No. 1 servo motor of the utility model;

[0021] Figure 5 This is a structural schematic diagram of the origin positioning plate of the utility model;

[0022] Figure 6It is a structural schematic diagram of a circular workpiece fixture of the utility model.

[0023] In the figure: 1. workbench; 2. gantry; 3. No. 1 linear module; 4. No. 2 linear module; 5. lifting frame; 6. exhaust pipe; 7. welding gun; 8. guide tube; 9. No. 3 linear module; 10. moving box; 11. No. 1 servo motor; 12. mounting seat; 13. origin positioning plate; 14. positioning connecting hole; 15. auxiliary positioning groove; 16. workpiece fixture; 17. connecting rod; 18. cylinder; 19. guide rail; 20. sliding table. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1 , 2 As shown in , 3, 4, 5, and 6, the utility model provides a technical solution: an LED lamp bead welding device, comprising: a workbench 1, the workbench 1 is a cavity with a slide groove on the top, two No. 3 linear modules 9 are provided and are installed inside the workbench 1 by bolts, a moving box 10 is installed on the top of the moving slide of the No. 3 linear module 9 by bolts, and a No. 1 servo motor 11 is fixedly connected to the inside of the moving box 10; a mounting seat 12 is fixedly connected to the output end of the No. 1 servo motor 11, a workpiece fixture 16 is detachably mounted on the top of the mounting seat 12, and an origin positioning plate 13 is fixedly connected to the outer side of the mounting seat 12 for locating the processing origin of the workpiece fixture 16; a welding gun 7 is placed above the workbench 1, and a driving unit for driving the multi-axis motion of the welding gun 7 is provided on one side of the welding gun 7.

[0026] It should be noted that the utility model is equipped with a PLC controller for controlling the coordinated work of each module. The mobile box 10 slides in the slide groove on the top of the workbench 1. Both ends of the mobile box 10 are fixedly connected to the ends of the slide groove with accordion cloths. When the workpiece fixture 16 needs to be replaced, the fasteners connecting the workpiece fixture 16 and the origin positioning plate 13 are removed, and the new workpiece fixture 16 is placed on the top of the mounting seat 12 so that its positioning edge or groove cooperates with the origin positioning plate 13. The workpiece fixture 16 and the origin positioning plate 13 are fixed by fasteners to achieve rapid positioning of the origin of the workpiece fixture 16. The three-axis movement of the welding gun 7 is achieved through the cooperation of the driving part and the No. 3 linear module 9. According to different welding workpieces, workpiece fixtures 16 of different shapes are replaced, and the mounting seat 12 can be rotated in conjunction with the No. 1 servo motor 11 to achieve four-axis processing and weld workpieces of different shapes such as round and rectangular shapes.

[0027] See also Figure 2 , 5 As shown, the origin positioning plate 13 is a right-angled L-shaped structure, a chamfer is set at the corner of the origin positioning plate 13, and a positioning connection hole 14 is opened in the middle of the chamfer, a fastening bolt is installed inside the positioning connection hole 14, and the workpiece fixture 16 is provided with a threaded hole used in conjunction with the fastening bolt at the position corresponding to the positioning connection hole 14.

[0028] It should be noted that the right angle of the origin positioning plate 13 of the utility model can be used as the processing origin during resetting, so that the rectangular fixture can be quickly positioned. By setting a chamfer at the outer side of the corner and setting a positioning connection hole 14 at this position, the positioning connection hole 14 is penetrated by a fastening bolt and connected with the threaded hole of the workpiece fixture 16, so that the fastening bolt can be pulled toward the corner, so that the workpiece fixture 16 can fit with the inner side of the origin positioning plate 13, thereby reducing the error and achieving installation with only one fastening bolt, which is convenient and easy to operate.

[0029] See also Figure 6 As shown, the workpiece fixture 16 is a circular structure, and an auxiliary positioning groove 15 that cooperates with the end of the origin positioning plate 13 is provided on the outer side of the workpiece fixture 16.

[0030] It should be noted that when the workpiece fixture 16 of the utility model is circular, the auxiliary positioning grooves 15 are clamped at the two ends of the origin positioning plate 13 to top the circular workpiece fixture 16, and then the positioning connecting holes 14 are penetrated by fastening bolts to connect with the workpiece fixture 16, and the workpiece fixture 16 is tightened close to the origin positioning plate 13 to fix the positioned workpiece fixture 16.

[0031] See also Figure 5 As shown, the workpiece fixture 16 is a rectangular structure, and one corner of the workpiece fixture 16 is provided with a chamfer that matches the origin positioning plate 13 .

[0032] It should be noted that when the workpiece fixture 16 of the utility model is a rectangular structure, the right-angled side of the workpiece fixture 16 with the chamfered is placed on the inner side of the origin positioning plate 13, so that the two sides of the corners of the workpiece fixture 16 are in contact with the inner side of the origin positioning plate 13, and then the fastening bolts are passed through the positioning connection holes 14 and connected to the threaded holes at the chamfers of the workpiece fixture 16. The outer side of the workpiece fixture 16 is tightly fitted with the origin positioning plate 13 through pulling force, thereby completing the fixation and positioning of the workpiece fixture 16.

[0033] See also Figure 1 , 2 As shown, it also includes a gantry 2 fixedly connected to the outside of the workbench 1, the driving part includes a No. 1 linear module 3 fixedly connected to one side of the gantry 2, a No. 2 linear module 4 in the vertical direction is fixedly connected to the movable slide of the No. 1 linear module 3, a lifting frame 5 is fixedly connected to the movable slide of the No. 2 linear module 4, a welding gun 7 is fixedly connected to the bottom of the lifting frame 5, and an exhaust pipe 6 is provided in the middle of the lifting frame 5 and corresponding to the position of the welding gun 7, a guide rail 19 is fixedly connected to one side of the No. 2 linear module 4, a sliding table 20 is slidably connected to the outer side of the guide rail 19, a cylinder 18 is fixedly connected to the top of the sliding table 20, the cylinder 18 is fixedly connected to the No. 2 linear module 4, a connecting rod 17 is fixedly connected to the outer side of the sliding table 20, and one end of the connecting rod 17 is fixedly connected to a guide tube 8 for guiding the tin bar.

[0034] It should be noted that the gantry 2 of the utility model is arranged along the X-axis direction, so that the first linear module 3 is driven by the second linear module 4

[0035] The welding gun 7 moves along the X-axis direction, and the No. 2 linear module 4 drives the welding gun 7 to move along the Z-axis. The exhaust pipe 6 corresponds to the position of the welding gun 7, which is used to remove the smoke and gas generated during welding to protect the operating environment and the safety of the operator. The sliding table 20 is driven up and down by the cylinder 18. During welding, the welding gun 7 is in contact with the welding rod. When not welding, the welding gun 7 is separated from the welding rod. A tin supply coil, two conveying wheels located on both sides of the tin rod and a tin feeding motor are provided on the top of the No. 1 linear module 3. The output end of the tin feeding motor is fixedly connected to one of the conveying wheels to push the tin wire to be continuously fed out of the coil. The welding rod guide tube can accurately guide the welding material (such as tin rod) to the welding point. This precise control can significantly improve the welding quality, ensure that the weld is uniform and continuous, and reduce welding defects such as cold welding or insufficient welding.

[0036] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0037] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0038] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A LED lamp bead welding device, characterized in that: include: A workbench (1), the workbench (1) is a cavity with a slide groove on the top; A third linear module (9), wherein a plurality of the third linear modules (9) are provided and are placed inside the workbench (1), a moving box (10) is fixedly connected to the top of the moving slide of the third linear module (9), and a first servo motor (11) is fixedly connected to the inside of the moving box (10); A mounting seat (12), the mounting seat (12) being placed at the output end of the first servo motor (11), a workpiece fixture (16) being detachably mounted on the top of the mounting seat (12), and an origin positioning plate (13) being fixedly connected to the outer side of the mounting seat (12) for positioning the processing origin of the workpiece fixture (16); A welding gun (7) is placed above the workbench (1), and a driving unit for driving the welding gun (7) to move in multiple axes is provided on one side of the welding gun (7).

2. The LED lamp bead welding device according to claim 1, characterized in that: The origin positioning plate (13) is a right-angled L-shaped structure, a chamfer is arranged at the corner of the origin positioning plate (13), and a positioning connection hole (14) is opened in the middle of the chamfer, a fastening bolt is installed inside the positioning connection hole (14), and a threaded hole used in conjunction with the fastening bolt is arranged on the workpiece fixture (16) at a position corresponding to the positioning connection hole (14).

3. The LED lamp bead welding device according to claim 2, characterized in that: The workpiece fixture (16) is a circular structure, and an auxiliary positioning groove (15) matching with the end of the origin positioning plate (13) is provided on the outer side of the workpiece fixture (16).

4. The LED lamp bead welding device according to claim 2, characterized in that: The workpiece fixture (16) is a rectangular structure, and one corner of the workpiece fixture (16) is provided with a chamfer that matches the origin positioning plate (13).

5. The LED lamp bead welding device according to claim 1, characterized in that: It also includes a gantry (2) fixedly connected to the outside of the workbench (1), the driving unit includes a No. 1 linear module (3) fixedly connected to one side of the gantry (2), a No. 2 linear module (4) in a vertical direction is fixedly connected to the movable slide of the No. 1 linear module (3), and a lifting frame (5) is fixedly connected to the movable slide of the No. 2 linear module (4).

6. The LED lamp bead welding device according to claim 5, characterized in that: The welding gun (7) is fixedly connected to the bottom of the lifting frame (5), and an exhaust pipe (6) is provided in the middle of the lifting frame (5) corresponding to the position of the welding gun (7).

7. The LED lamp bead welding device according to claim 6, characterized in that: One side of the second linear module (4) is fixedly connected to a guide rail (19), the outer side of the guide rail (19) is slidably connected to a sliding table (20), the upper side of the sliding table (20) is fixedly connected to a cylinder (18), the cylinder (18) is fixedly connected to the second linear module (4), the outer side of the sliding table (20) is fixedly connected to a connecting rod (17), and one end of the connecting rod (17) is fixedly connected to a guide tube (8) for guiding the tin bar.

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