Bent pipe assembly of thick wire consumable electrode gas shielded welding gun

Abstract

The utility model provides a thick wire consumable electrode gas shielded welding gun elbow assembly, which relates to the technical field of welding gun elbows, and comprises a connecting joint and a working mechanism, one side of the connecting joint is fixedly connected with the working mechanism, through the arrangement of the working mechanism, when the thick wire consumable electrode gas shielded welding gun elbow assembly is used, high modularization and functionality are embodied, and the thick wire consumable electrode gas shielded welding gun elbow assembly has the advantages of multiple aspects. Firm connection with a connector is ensured through the connecting assembly, the stability and structural integrity of the whole assembly are enhanced, the guide pipe assembly is designed, a stable guide path is provided, friction is reduced, the service life is prolonged, the protective sleeve assembly provides additional physical and thermal protection for the system, and the service life of the system is prolonged. A valve of the gas channel assembly allows fine adjustment of the gas flow, the protection effect in the welding process is ensured, finally, due to the flexible design of the bent pipe body assembly, a welding cable and protection gas can adapt to complex welding positions and angles, and the overall adaptability and operation convenience are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding torch bent pipes, in particular to a thick wire gas metal arc welding torch bent pipe assembly. Background Art

[0002] The thick wire gas metal arc welding torch bent pipe assembly is a key equipment component for thick wire gas metal arc welding (MIG / MAG welding). It plays a crucial role in the process of connecting metal materials. The main functions of this assembly include transmitting welding current and shielding gas to the welding area, guiding the welding cable and wire to ensure accurate wire feeding, and protecting the welding molten pool with shielding gas to avoid oxidation and contamination, thereby improving the welding quality. In addition, the design of the bent pipe assembly allows the welding torch to operate at different positions and angles, increasing the flexibility and adaptability of the welding work.

[0003] After retrieval, there are deficiencies in many aspects in the existing thick wire gas metal arc welding torch bent pipe assemblies, including poor connection stability, insufficient guiding flexibility, limited protection performance, inaccurate gas flow control, weak adaptability, low welding efficiency, high operation complexity, poor cooling effect, difficult maintenance and upgrade, as well as poor compatibility and expandability. These problems lead to impaired efficiency and quality during the welding process, increasing the operation difficulty and maintenance cost.

[0004] Therefore, we provide a thick wire gas metal arc welding torch bent pipe assembly to solve the above problems. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a thick wire gas metal arc welding torch bent pipe assembly to solve the problems raised in the above background art.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A thick wire gas metal arc welding torch bent pipe assembly, including a connection joint and a working mechanism, with a working mechanism fixedly connected to one side of the connection joint;

[0007] The working mechanism includes a connection component, a guiding pipe component, a protective sleeve component, a gas channel component, and a bent pipe main body component. A connection component is fixedly connected to the inner side of the connection joint. A guiding pipe component is arranged on the other side of the connection component. The other end of the guiding pipe component is fixedly connected to a protective sleeve component. A gas channel component is fixedly connected to the surface of the protective sleeve component. The other end of the protective sleeve component is fixedly connected to a bent pipe main body component.

[0008] Preferably, the connection component includes a connection bolt and a reinforcement sleeve. A connection bolt is fixedly connected to the inner side of the connection joint, and a reinforcement sleeve is sleeved on the surface of the connection bolt.

[0009] Preferably, the guiding tube assembly includes a connecting flange, a guiding tube body, fixing holes and guiding bearings. On the other side of the connecting bolt is provided a connecting flange, on the other side of the connecting flange is fixedly connected a guiding tube body, below the guiding tube body are opened fixing holes, and at the other end of the guiding tube body is fixedly connected a guiding bearing.

[0010] Preferably, the protective sleeve assembly includes a wear-resistant connecting shaft, fixing blocks, heat-insulating rings and connecting ends. Outside the guiding bearing is provided a wear-resistant connecting shaft, on the upper surface of the wear-resistant connecting shaft are provided fixing blocks, at the other end of the wear-resistant connecting shaft is provided a heat-insulating ring, and on the other side of the heat-insulating ring is provided a connecting end.

[0011] Preferably, the gas passage assembly includes valves, gas pipelines and filtering fixing blocks. Outside the wear-resistant connecting shaft are provided valves, on one side of the valves is fixedly connected a gas pipeline, and on the surface of the gas pipeline is fixedly connected a filtering fixing block.

[0012] Preferably, the elbow body assembly includes connecting fixing blocks, an elbow body, fastening screws and elbow joints. Outside the connecting end are provided connecting fixing blocks, on one side of the connecting fixing blocks is fixedly connected an elbow body, outside the elbow body are provided fastening screws, and at the other end of the fastening screws is fixedly connected an elbow joint.

[0013] Preferably, outside the elbow joint is provided a welding head assembly, and the welding head assembly includes a welding head, a connecting socket and welding wires. Outside the elbow joint is provided a welding head, at one end of the welding head is fixedly connected a connecting socket, and inside the connecting socket is fixedly connected a welding wire.

[0014] Preferably, a plurality of small holes are opened on the surface of the connecting joint, a plurality of small holes are opened on the surface of the connecting flange, and the connecting bolt passes through the small holes opened on the surfaces of the connecting joint and the connecting flange for fixed connection.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] 1. Through the setting of the welding head assembly, through the coordinated work of the welding head, the connecting socket and the welding wires, it ensures the precise transmission of current and shielding gas during the welding process, realizes efficient and continuous welding operations. The design of the connecting socket and the welding wires ensures the continuous supply of welding wires, avoids welding interruptions, thereby improving production efficiency. The precise control ability of the welding head guarantees the welding quality, and at the same time simplifies the operation process. The compatibility and easy installation characteristics of the welding head assembly further reduce the maintenance difficulty and operation complexity. In addition, the small hole design on the connecting joint and the connecting flange enhances the cooling effect, improves the stability of working in high-temperature environments, and ensures the reliability and durability of the entire welding system.

[0017] 2. Through the setting of the working mechanism, during use, it demonstrates a high degree of modularity and functionality, offering various advantages. Firstly, through the connecting bolts and reinforcement sleeves of the connecting components, a firm connection with the connecting joint is ensured, enhancing the stability and structural integrity of the entire component. The design of the guide tube component, especially the use of the guide bearing, not only provides a stable guiding path but also reduces friction and extends the service life. The wear-resistant connecting shaft and heat insulation ring of the protective sleeve component provide additional physical and thermal protection for the system. The valve of the gas passage component allows for fine adjustment of the gas flow rate, ensuring the protection effect during the welding process. Finally, the flexible design of the elbow main body component enables the welding cable and the shielding gas to adapt to complex welding positions and angles, improving the overall adaptability and operational convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall external structure of the present utility model;

[0019] Figure 2 It is a schematic diagram of the overall rear structure of the present utility model;

[0020] Figure 3 It is a schematic diagram of the overall internal disassembled structure of the present utility model;

[0021] Figure 4 For the present utility model Figure 3 Schematic diagram of the enlarged structure at A.

[0022] Reference numerals in the figures: 1, connecting joint; 2, working mechanism; 21, connecting component; 211, connecting bolt; 212, reinforcement sleeve; 22, guide tube component; 221, connecting flange; 222, guide tube main body; 223, fixing hole; 224, guide bearing; 23, protective sleeve component; 231, wear-resistant connecting shaft; 232, fixing block; 233, heat insulation ring; 234, connecting end; 24, gas passage component; 241, valve; 242, gas pipeline; 243, filtering fixing block; 25, elbow main body component; 251, connecting fixing block; 252, elbow main body; 253, fastening screw; 254, elbow joint; 3, welding head component; 31, welding head; 32, connecting socket; 33, welding wire. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0024] Embodiment 1

[0025] Please refer to Figures 1-4 As shown in the figure, the utility model provides a technical solution: a thick wire gas metal arc welding torch elbow assembly, which includes a connection joint 1 and a working mechanism 2. One side of the connection joint 1 is fixedly connected with the working mechanism 2;

[0026] The working mechanism 2 includes a connection component 21, a guide tube component 22, a protective sleeve component 23, a gas channel component 24 and an elbow main body component 25. The inner side of the connection joint 1 is fixedly connected with the connection component 21. The other side of the connection component 21 is provided with the guide tube component 22. The other end of the guide tube component 22 is fixedly connected with the protective sleeve component 23. The surface of the protective sleeve component 23 is fixedly connected with the gas channel component 24. The other end of the protective sleeve component 23 is fixedly connected with the elbow main body component 25.

[0027] Furthermore, the connection component 21 includes a connection bolt 211 and a reinforcement sleeve 212. The inner side of the connection joint 1 is fixedly connected with the connection bolt 211. The surface of the connection bolt 211 is sleeved with the reinforcement sleeve 212. The main function of the connection component 21 is to firmly connect the working mechanism 2 with the connection joint 1, ensuring the stability and structural integrity of the entire welding torch elbow assembly. Through the combined use of the connection bolt 211 and the reinforcement sleeve 212, the reliability of the connection is enhanced, preventing loosening of the connection caused by vibration or impact during the welding process.

[0028] Furthermore, the guide tube component 22 includes a connection flange 221, a guide tube main body 222, a fixing hole 223 and a guide bearing 224. The other side of the connection bolt 211 is provided with the connection flange 221. The other side of the connection flange 221 is fixedly connected with the guide tube main body 222. The fixing hole 223 is opened below the guide tube main body 222. The other end of the guide tube main body 222 is fixedly connected with the guide bearing 224. The function of the guide tube component 22 is to provide a stable guiding path for the welding cable and the shielding gas, ensuring that they can be smoothly transmitted to the welding area. The combined design of the connection flange 221 and the guide tube main body 222, as well as the application of the guide bearing 224, ensure the flexibility and durability of the guide tube, while reducing wear caused by friction.

[0029] Further, the protective sleeve assembly 23 includes a wear-resistant connecting shaft 231, a fixing block 232, a heat-insulating ring 233, and a connecting end 234. The wear-resistant connecting shaft 231 is disposed outside the guiding bearing 224. The fixing block 232 is disposed on the upper surface of the wear-resistant connecting shaft 231. The other end of the wear-resistant connecting shaft 231 is provided with the heat-insulating ring 233. The other side of the heat-insulating ring 233 is provided with the connecting end 234. The protective sleeve assembly 23 is designed to protect the guiding tube assembly 22 from damage by the external environment, such as wear and corrosion. The wear-resistant connecting shaft 231 and the fixing block 232 provide physical protection. The heat-insulating ring 233 helps reduce the impact of high temperature on the guiding tube, while the connecting end 234 ensures a stable connection between the protective sleeve and the subsequent components.

[0030] Further, the gas channel assembly 24 includes a valve 241, a gas pipeline 242, and a filter fixing block 243. The valve 241 is disposed outside the wear-resistant connecting shaft 231. One side of the valve 241 is fixedly connected to the gas pipeline 242. The filter fixing block 243 is fixedly connected to the surface of the gas pipeline 242. The gas channel assembly 24 is responsible for controlling and guiding the protective gas flow to the welding area, and at the same time adjusts the flow rate through the valve 241. The adjustment function of the valve 241 allows the operator to adjust the gas flow rate according to the welding requirements. The gas pipeline 242 and the filter fixing block 243 ensure the clean and stable supply of the gas.

[0031] Further, the elbow main body assembly 25 includes a connecting fixing block 251, an elbow main body 252, a fastening screw 253, and an elbow joint 254. The connecting fixing block 251 is disposed outside the connecting end 234. One side of the connecting fixing block 251 is fixedly connected to the elbow main body 252. The fastening screw 253 is disposed outside the elbow main body 252. The other end of the fastening screw 253 is fixedly connected to the elbow joint 254. The elbow main body assembly 25 provides the necessary path bending for the welding cable and the protective gas to adapt to different welding positions and angles. The connecting fixing block 251 and the fastening screw 253 ensure the stable fixation of the elbow main body 252, while the elbow joint 254 allows connection and adjustment with other components.

[0032] Embodiment Two

[0033] Please refer to Figure 1 、 Figure 2 and Figure 3As shown, as another implementation mode of the present utility model compared with the first comparative example, a welding head assembly 3 is provided on the outer side of the elbow joint 254. The welding head assembly 3 includes a welding head 31, a connecting socket 32 and a welding wire 33. The welding head 31 is provided on the outer side of the elbow joint 254. One end of the welding head 31 is fixedly connected with the connecting socket 32, and the welding wire 33 is fixedly connected to the inner side of the connecting socket 32. The welding head assembly 3 is an execution component in the welding process, including the welding head 31, the connecting socket 32 and the welding wire 33, which jointly complete the welding task. The welding head 31 is responsible for transmitting the welding current and the shielding gas to the welding point, while the connecting socket 32 and the welding wire 33 ensure the continuous supply of the welding wire 33 and a stable welding process.

[0034] Furthermore, a plurality of small holes are formed on the surface of the connecting joint 1, a plurality of small holes are formed on the surface of the connecting flange 221, and the connecting bolt 211 passes through the small holes formed on the surfaces of the connecting joint 1 and the connecting flange 221 and is fixedly connected.

[0035] Working principle: First, move the elbow assembly of the thick wire MIG welding gun to the working position. During use, in the first step, the connecting assembly 21 is fixedly connected to the inner side of the connecting joint 1 through the connecting bolt 211. At the same time, the reinforcing sleeve 212 is sleeved on the surface of the connecting bolt 211, thereby firmly connecting the working mechanism 2 and the connecting joint 1 together. The guide tube assembly 22 includes a connecting flange 221, a guide tube main body 222, a fixing hole 223, and a guide bearing 224. The connecting flange 221 is fixed to the other side of the connecting bolt 211. The guide tube main body 222 is fixed to the other side of the connecting flange 221 and is stabilized through the fixing hole 223. The guide bearing 224 is fixed to the other end of the guide tube main body 222, providing support for the guiding of the welding cable and the shielding gas. In the second step, the protective sleeve assembly 23 is installed outside the guide bearing 224. The protective sleeve assembly 23 includes a wear-resistant connecting shaft 231, a fixing block 232, a heat insulation ring 233, and a connecting end 234, protecting the guide tube assembly 22 from damage and reducing damage caused by high temperature. The gas passage assembly 24 is installed on one side of the wear-resistant connecting shaft 231, including a valve 241, a gas pipeline 242, and a filtering fixing block 243. The valve 241 is used to control the gas flow rate. The gas pipeline 242 is responsible for transmitting the gas to the welding area. The filtering fixing block 243 ensures the cleanliness of the gas. In the third step, the elbow main body assembly 25 includes a connecting fixing block 251, an elbow main body 252, a fastening screw 253, and an elbow joint 254. The connecting fixing block 251 is fixed outside the connecting end 234. The elbow main body 252 is connected to the connecting fixing block 251 and is fixed through the fastening screw 253. The elbow joint 254 allows the elbow main body 252 to be connected to the subsequent assembly. In the second embodiment, a welding head assembly 3 is installed outside the elbow joint 254, including a welding head 31, a connecting socket 32, and a welding wire 33. The welding head 31 is responsible for transmitting the welding current and the shielding gas to the welding point. The connecting socket 32 and the welding wire 33 ensure the continuous supply of the welding wire 33. In the fourth step, a plurality of small holes are provided on the surfaces of the connecting joint 1 and the connecting flange 221. These small holes contribute to cooling and fixing the connecting bolt 211, enhancing the stability of the entire assembly. After completing the assembly and setting of the above components, start the welding power supply. The welding current and the shielding gas pass through the connecting joint 1, the connecting assembly 21, the guide tube assembly 22, and the gas passage assembly 24, and finally reach the welding head 31 to start the welding process. The operator adjusts the gas flow rate through the valve 241 of the gas passage assembly 24 according to the actual welding requirements to ensure the protection effect and welding quality during the welding process. After welding is completed, turn off the welding power supply and the gas valve 241, remove the elbow assembly of the welding gun, and perform necessary post-treatment work. In this way, the use process of the elbow assembly of the thick wire MIG welding gun is completed.

[0036] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A thick wire consumable gas shielded welding gun elbow assembly, comprising a connecting joint (1) and a working mechanism (2), characterized in that: A working mechanism (2) is fixedly connected to one side of the connecting joint (1); The working mechanism (2) comprises a connecting assembly (21), a guide tube assembly (22), a protective sleeve assembly (23), a gas channel assembly (24) and a bent pipe main body assembly (25); the connecting assembly (21) is fixedly connected to the inner side of the connecting joint (1); the guide tube assembly (22) is provided on the other side of the connecting assembly (21); the other end of the guide tube assembly (22) is fixedly connected to the protective sleeve assembly (23); the surface of the protective sleeve assembly (23) is fixedly connected to the gas channel assembly (24); and the other end of the protective sleeve assembly (23) is fixedly connected to the bent pipe main body assembly (25).

2. The thick wire metal arc welding gun elbow assembly according to claim 1, characterized in that: The connection assembly (21) comprises a connection bolt (211) and a reinforcement sleeve (212); the connection bolt (211) is fixedly connected to the inner side of the connection joint (1); and the reinforcement sleeve (212) is sleeved on the surface of the connection bolt (211).

3. The thick wire metal arc welding gun elbow assembly according to claim 2, characterized in that: The guide tube assembly (22) comprises a connecting flange (221), a guide tube body (222), a fixing hole (223) and a guide bearing (224); the other side of the connecting bolt (211) is provided with a connecting flange (221); the other side of the connecting flange (221) is fixedly connected to the guide tube body (222); a fixing hole (223) is provided below the guide tube body (222); and the other end of the guide tube body (222) is fixedly connected to the guide bearing (224).

4. The thick wire metal arc welding gun elbow assembly according to claim 3, characterized in that: The protective sleeve assembly (23) comprises a wear-resistant connecting shaft (231), a fixing block (232), a heat insulating ring (233) and a connecting end (234); the outer side of the guide bearing (224) is provided with a wear-resistant connecting shaft (231); the upper surface of the wear-resistant connecting shaft (231) is provided with a fixing block (232); the other end of the wear-resistant connecting shaft (231) is provided with a heat insulating ring (233); and the other side of the heat insulating ring (233) is provided with a connecting end (234).

5. The thick wire metal arc welding gun elbow assembly according to claim 4, characterized in that: The gas channel assembly (24) comprises a valve (241), a gas pipeline (242) and a filter fixing block (243); the valve (241) is arranged on the outside of the wear-resistant connecting shaft (231); one side of the valve (241) is fixedly connected to the gas pipeline (242); and the surface of the gas pipeline (242) is fixedly connected to the filter fixing block (243).

6. The thick wire metal arc welding gun elbow assembly according to claim 4, characterized in that: The elbow body assembly (25) comprises a connecting and fixing block (251), an elbow body (252), a fastening screw (253) and an elbow joint (254); the connecting and fixing block (251) is arranged on the outside of the connecting end (234); one side of the connecting and fixing block (251) is fixedly connected to the elbow body (252); the outer side of the elbow body (252) is provided with a fastening screw (253); the other end of the fastening screw (253) is fixedly connected to the elbow joint (254).

7. The thick wire metal arc welding gun elbow assembly according to claim 6, characterized in that: A welding head assembly (3) is arranged on the outside of the elbow joint (254), and the welding head assembly (3) comprises a welding head (31), a connecting socket (32) and a welding wire (33). A welding head (31) is arranged on the outside of the elbow joint (254), one end of the welding head (31) is fixedly connected to the connecting socket (32), and the inside of the connecting socket (32) is fixedly connected to the welding wire (33).

8. The thick wire metal arc welding gun elbow assembly according to claim 3, characterized in that: The surface of the connection joint (1) is provided with a plurality of small holes, the surface of the connection flange (221) is provided with a plurality of small holes, and the connection bolts (211) penetrate the small holes provided on the surfaces of the connection joint (1) and the connection flange (221) to securely connect them.

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