Four-axis cooperative automatic welding device
By using a four-axis collaborative automatic welding device, combined with a rotating platform and a high-precision moving module, the welding head can achieve multi-degree-of-freedom movement, solving the problem of accurate and efficient welding of complex-shaped workpieces by traditional equipment, and improving welding quality and efficiency.
Patent Information
- Application Number
- CN202520043192.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-09
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-01-09
AI Technical Summary
Traditional single-axis or multi-axis welding equipment struggles to achieve precise and efficient welding on complex-shaped workpieces, especially those with variable curved surfaces or nonlinear welds, resulting in unstable welding quality and low efficiency.
The four-axis collaborative automatic welding device, combined with a rotating platform, high-precision moving module, universal joint and adjustable angle connector, realizes multi-degree-of-freedom movement of the welding head. The cooperation of lifting cylinder and drive motor improves the flexibility and accuracy of welding.
It enables precise positioning and multi-angle operation of the welding head in three-dimensional space, improving the flexibility and applicability of welding, enhancing automation, reducing manual intervention, and improving the consistency of welding quality and production efficiency.
Smart Images
Figure CN223876354U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to welding technical field, it is a four -axis cooperation automatic welding device. BACKGROUND
[0002] In the field of modern industrial manufacturing, welding as a key technology, is widely used in machinery, automobile, ship, aerospace, energy and construction industries. With the continuous improvement of product quality requirements and the pursuit of production efficiency, automatic welding technology gradually becomes mainstream. However, the traditional single axis or multi axis welding equipment is often limited by its structure design, can only be welded in limited direction, for complex shape workpiece, especially for the workpiece with variable curved surface or nonlinear weld, it is difficult for these devices to realize accurate and efficient welding. For example, in the welding of pipe, container and other circumferential surface, the traditional equipment cannot flexibly adjust the welding angle, resulting in uneven weld and unstable welding quality; due to lack of sufficient flexibility, for the task of frequent change of welding position, the operation of traditional equipment becomes cumbersome, greatly limiting the welding efficiency. SUMMARY
[0003] The utility model discloses a four -axis cooperation automatic welding device, realize the multi -freedom degree movement of welding head in space, not only improve the adaptability to complex surface, also enhance the flexibility and precision of welding operation. To solve the problems raised in the above background technology.
[0004] To achieve the above purpose, the utility model provides the following technical scheme:
[0005] A four -axis cooperation automatic welding device, including base, the base is rotationally arranged with rotating platform, the rotating platform is fixedly connected with high -precision mobile module, the high -precision mobile module is slidably arranged with vertical support rod, the top of vertical support rod is fixedly connected with support plate, the support plate is fixedly connected with lifting cylinder, the telescopic rod of lifting cylinder penetrates support plate, the vertical support rod is provided with sliding guide rail, the sliding guide rail is slidably arranged with sliding block, the bottom of telescopic rod of lifting cylinder is fixedly connected with the upper portion of sliding block, the sliding block is fixedly connected with welding mechanism.
[0006] The welding mechanism includes support arm, the tail end of support arm is rotatably connected with telescopic rod, the tail end of telescopic rod is rotatably connected with welding arm through adjustable angle connecting piece, the tail end of welding arm is provided with universal joint, the welding arm is connected with welding head through universal joint.
[0007] Preferably, the high-precision moving module comprises a module body, one side of the module body is fixedly connected with a driving motor, the bottom of the module body is provided with a sliding rail, a sliding seat is slidably arranged on the sliding rail, a threaded screw rod is arranged at the center of the inner side of the module body, and the threaded screw rod is connected with the sliding seat through threaded rotation.
[0008] Preferably, the bottom of the module body is fixedly connected to the rotating platform, and the bottom of the vertical supporting rod is fixedly connected to the sliding seat.
[0009] Preferably, the bottom of the vertical supporting rod is provided with a limiting block.
[0010] Compared with the prior art, the utility model has the advantages that:
[0011] 1. High-precision positioning: the combination of the rotating platform and the high-precision moving module realizes the accurate positioning of the welding head in three-dimensional space. The combination of the threaded screw rod and the sliding rail ensures the stable movement of the sliding seat, thereby ensuring the accuracy of the welding position.
[0012] 2. Multi-angle adjustment: the welding arm is arranged through the universal joint and the adjustable angle connecting piece, so that the welding head can be operated at multiple angles, and the flexibility and application range of the welding operation are improved.
[0013] 3. High degree of automation: the lifting cylinder is used for controlling the vertical movement of the welding mechanism, and the driving motor is responsible for the movement in the horizontal direction. The need for manual intervention is reduced, the degree of automation of the welding process is improved, and continuous production and large-scale manufacturing are facilitated.
[0014] 4. Stability and reliability: the limiting block arranged on the vertical supporting rod can prevent the sliding seat from exceeding the predetermined range during movement, protecting the equipment from damage; at the same time, the configuration of the supporting plate and the lifting cylinder provides stable support for the welding mechanism, enhancing the overall reliability of the system.
[0015] 5. Improve product quality: automated welding systems can usually provide more consistent welding quality, as they can perform welding tasks at a constant speed and force, reducing the possibility of human error, thereby improving the consistency and reliability of finished products.
[0016] In summary, the four-axis cooperative automatic welding device combines a rotating platform, a high-precision moving module, a universal joint, and an adjustable angle connecting piece, realizes accurate positioning and multi-angle operation of the welding head, and improves the flexibility and applicability of welding. Manual intervention is reduced through the lifting cylinder and the driving motor, and the degree of automation and production efficiency are improved. The limiting block and the stable support design enhance the stability and reliability of the system, and the automatic control ensures the consistency of the welding quality, reduces human errors, and ultimately improves the product quality. BRIEF DESCRIPTION OF DRAWINGS
[0017] Fig. 1 It is a structure schematic view of the utility model;
[0018] Fig. 2 It is a structure schematic view of the welding mechanism of the utility model;
[0019] Fig. 3 It is a structure schematic view of the high-precision moving module of the utility model;
[0020] In the figure: 1 base, 2 rotating platform, 3 high-precision moving module, 31 module body, 32 driving motor, 33 sliding rail, 34 sliding seat, 35 threaded screw rod, 4 vertical support rod, 5 support plate, 6 lifting cylinder, 7 sliding guide rail, 8 sliding block, 9 welding mechanism, 91 support arm, 92 telescopic rod, 93 adjustable angle connecting piece, 94 welding arm, 95 universal joint, 96 welding head, 10 limiting block. DETAILED DESCRIPTION
[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0022] Please refer to Figs. 1 to 3 A four-axis cooperative automatic welding device, comprising a base 1, a rotating platform 2 is rotationally arranged on the base 1, a high-precision moving module 3 is fixedly connected to the rotating platform 2, a vertical support rod 4 is slidably arranged on the high-precision moving module 3, a support plate 5 is fixedly connected to the top end of the vertical support rod 4, a lifting cylinder 6 is fixedly connected to the support plate 5, the telescopic rod of the lifting cylinder 6 penetrates through the support plate 5, a sliding guide rail 7 is arranged on the vertical support rod 4, a sliding block 8 is slidably arranged on the sliding guide rail 7, the bottom end of the telescopic rod of the lifting cylinder 6 is fixedly connected to the upper part of the sliding block 8, and a welding mechanism 9 is fixedly connected to the sliding block 8.
[0023] The welding mechanism 9 comprises a support arm 91, the end of the support arm 91 is rotationally connected with a telescopic rod 92, the end of the telescopic rod 92 is rotationally connected with a welding arm 94 through an adjustable angle connecting piece 93, the end of the welding arm 94 is provided with a universal joint 95, and the welding arm 94 is connected with a welding head 96 through the universal joint 95.
[0024] The high-precision moving module 3 comprises a module body 31, one side of the module body 31 is fixedly connected with a driving motor 32, the bottom of the module body 31 is provided with a sliding rail 33, a sliding seat 34 is slidably arranged on the sliding rail 33, a threaded screw rod 35 is arranged at the center of the inner side of the module body 31, and the threaded screw rod 35 rotationally connects the sliding seat 34 through threads, and the output shaft of the driving motor 32 drives the threaded screw rod 35.
[0025] The bottom of the module body 31 is fixedly connected to the rotating platform 2, and the bottom of the vertical support rod 4 is fixedly connected to the sliding seat 34.
[0026] The bottom of the vertical support rod 4 is provided with a limiting block 10.
[0027] In the embodiment, a rotating platform 2 is mounted on the base 1, the platform can freely rotate around the vertical central axis, so that the welding head 96 can make 360-degree circular motion around the workpiece. The high-precision moving module 3 is fixed on the rotating platform 2, the driving motor 32 on one side of the module body 31 drives the threaded screw rod 35 to rotate, so that the sliding seat 34 can move linearly and accurately on the sliding rail 33, thereby realizing accurate positioning of the welding head in the horizontal direction. The bottom of the vertical support rod 4 is fixedly connected to the sliding seat 34 and moves synchronously with the sliding seat 34. The vertical support rod 4 is provided with a sliding guide rail 7, and a support plate 5 is fixed at the top end of the vertical support rod 4, and a lifting cylinder 6 is mounted on the support plate. When the lifting cylinder 6 works, the telescopic rod moves up and down, and the vertical position of the welding mechanism 9 is controlled through the connection with the sliding block 8.
[0028] One end of the support arm 91 in the welding mechanism 9 is fixed to the sliding block 8, and the other end is rotationally connected with the telescopic rod 92, which can be adjusted in length to adapt to welding requirements of different distances. The end of the telescopic rod 92 is fixedly connected with the welding arm 94 through the adjustable angle connecting piece 93, and the welding arm 94 is connected with the welding head 96 through the universal joint 95, so that the welding head 96 can flexibly change the angle to meet the welding requirements of various complex surfaces.
[0029] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A four-axis coordinated automatic welding device comprising a base (1), characterized in that: The base (1) is provided with a rotating platform (2), the rotating platform (2) is fixedly connected with a high-precision moving module (3), the high-precision moving module (3) is slidably provided with a vertical supporting rod (4), the top of the vertical supporting rod (4) is fixedly connected with a supporting plate (5), the supporting plate (5) is fixedly connected with a lifting cylinder (6), the telescopic rod of the lifting cylinder (6) penetrates the supporting plate (5), the vertical supporting rod (4) is provided with a sliding guide rail (7), the sliding guide rail (7) is slidably provided with a sliding block (8), the bottom of the telescopic rod of the lifting cylinder (6) is fixedly connected with the upper part of the sliding block (8), and the sliding block (8) is fixedly connected with a welding mechanism (9). The welding mechanism (9) comprises a supporting arm (91), the end of the supporting arm (91) is rotatably connected with a telescopic rod (92), the end of the telescopic rod (92) is rotatably connected with a welding arm (94) through an adjustable angle connecting piece (93), the end of the welding arm (94) is provided with a universal joint (95), and the welding arm (94) is connected with a welding head (96) through the universal joint (95).
2. The four-axis cooperative automatic welding device according to claim 1, characterized in that: The high-precision moving module (3) comprises a module body (31), one side of the module body (31) is fixedly connected with a driving motor (32), the bottom of the module body (31) is provided with a sliding rail (33), the sliding rail (33) is slidably provided with a sliding seat (34), the inside of the module body (31) is provided with a threaded screw rod (35), the threaded screw rod (35) is rotatably connected with the sliding seat (34) through threads, and the output shaft of the driving motor (32) drives the threaded screw rod (35).
3. The four-axis collaborative automatic welding device according to claim 2, characterized in that: The bottom of the module body (31) is fixedly connected with the rotating platform (2), and the bottom of the vertical supporting rod (4) is fixedly connected with the sliding seat (34).
4. The four-axis collaborative automatic welding device according to claim 1, characterized in that: The bottom of the vertical supporting rod (4) is provided with a limiting block (10).