Welding workstation

By designing a welding workstation that includes a displacement device and multiple welding devices, the problem of insufficient welding quality and efficiency for large and complex steel components was solved, and an efficient and flexible welding solution was achieved.

CN223531785UActive Publication Date: 2025-11-11NANXING MACHINERY CO LTD
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Patent Information

Application Number
CN202423016691.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-06
Publication Date
2025-11-11
Estimated Expiration
2034-12-06

AI Technical Summary

Technical Problem

Existing welding workstations are unable to meet the high welding quality and high welding efficiency requirements of large and complex steel components, and conventional equipment is insufficient in efficiency and quality in diverse welding scenarios.

Method used

A welding workstation was designed, comprising a positioner, a ground rail device, and multiple welding devices. The positioner adjusts the workpiece angle, the ground rail device drives the welding devices to move, and the multiple welding devices process synchronously to achieve efficient welding. Welding parameters are optimized through a PLC control system.

Benefits of technology

It improves the welding efficiency and quality of large and complex steel components, reduces the positional assembly error of welding equipment, expands the welding range, adapts to complex welding scenarios, and meets the requirements of high quality and high efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of welding devices, in particular to a welding work station, which is characterized by comprising a displacement device, a welding device, an adjusting device and a control device, and the displacement device is used for clamping a workpiece and adjusting the inclination angle of the workpiece; the ground rail device is arranged adjacent to the displacement device; the welding devices are arranged on the ground rail device at the same time, the ground rail device is used for driving the welding devices to move so as to adjust the relative positions of the welding devices and a workpiece, and the welding devices conduct welding machining on different parts of the workpiece. According to the welding workstation, the welding quality and the welding efficiency can be met.
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Description

Technical Field

[0001] This utility model relates to the field of welding equipment technology, and in particular to a welding workstation. Background Technology

[0002] A welding workstation is a device specifically designed for welding operations. It typically includes the tools, equipment, and workbench required for welding operations. It is widely used in various manufacturing industries, improving the efficiency and quality of welding operations and providing a good working environment and personnel safety.

[0003] With the development of technology, the welding requirements of workpieces are also increasing, and more diverse welding scenarios have gradually emerged. For example, there is a type of large and complex steel component. In the welding scenario of this type of workpiece, due to the large number of welding points and the large welding span, conventional welding workstations are difficult to meet the requirements for welding efficiency and quality. Therefore, it is necessary to improve the existing technology to provide a welding workstation that can meet the requirements for welding quality and welding efficiency.

[0004] The above information is provided as background information only to aid in understanding this disclosure and does not constitute an assertion or admission that any of the above content can be used as prior art relative to this disclosure. Utility Model Content

[0005] This utility model provides a welding workstation to solve the problems of insufficient welding quality and welding efficiency in large and complex steel components in the prior art.

[0006] To achieve the above objectives, this utility model provides the following technical solution:

[0007] A welding workstation, comprising:

[0008] Positioning device, used to clamp workpieces and adjust their tilt angle;

[0009] A ground rail device is disposed adjacent to the displacement device;

[0010] The equipment includes at least two sets of welding devices, with several welding devices simultaneously mounted on the ground rail device. The ground rail device is used to drive the welding devices to move, thereby adjusting the relative position between the welding devices and the workpiece. The welding devices perform welding processing on different parts of the workpiece respectively.

[0011] Preferably, the welding apparatus includes:

[0012] A support frame is installed on the ground rail device;

[0013] A robotic arm is mounted on the support frame;

[0014] A welding module includes a welding torch, which is mounted on a robotic arm, and the robotic arm is used to drive the welding torch to weld a workpiece.

[0015] Preferably, the support includes:

[0016] The column is vertically installed and its bottom end is fixedly connected to the ground rail device;

[0017] A cantilever is horizontally set and fixedly mounted on the column, and the robotic arm is mounted on the cantilever;

[0018] The support arm is fixedly connected to the column and the cantilever respectively, and the column, the cantilever and the support arm form a triangular support structure.

[0019] Preferably, the ground rail device includes:

[0020] The track assembly is horizontally set on the ground;

[0021] A displacement worktable is slidably mounted on the track assembly, and the welding device is mounted on the displacement worktable;

[0022] And a drive component, which is connected to the track assembly and the displacement stage respectively, for driving the displacement stage to adjust its displacement on the track assembly.

[0023] Preferably, the driving component includes:

[0024] A drive motor is fixedly mounted on the displacement worktable;

[0025] A drive gear is fixedly mounted at the output end of the drive motor;

[0026] A rack is fixedly mounted on the track assembly and arranged parallel to the track assembly, and the drive gear meshes with the rack.

[0027] Preferably, the displacement device includes:

[0028] The spindle module has an output shaft;

[0029] The driven module is disposed opposite to the main spindle module and has a driven shaft coaxially disposed with the output shaft;

[0030] A flipping table is located between the spindle module and the driven module, and is connected to the output shaft and the driven shaft respectively. The driven module provides rotational guidance for the flipping table, and the spindle module drives the flipping table to flip through the output shaft.

[0031] Preferably, the displacement device further includes a clamp, the clamp comprising:

[0032] A positioning block is disposed on the flipping table surface and is used to abut against the workpiece to achieve positioning of the workpiece;

[0033] And a clamping block, which is detachably mounted on the positioning block, is used to clamp the workpiece to prevent it from loosening.

[0034] Preferably, the positioning device further includes a base, and the spindle module and the driven module are respectively disposed on opposite sides of the base.

[0035] Preferably, the displacement device further includes a cleaning station, which is disposed on the main spindle module and / or the driven module.

[0036] Preferably, the welding device provided on the ground rail device consists of two sets.

[0037] Compared with the prior art, the present invention has the following beneficial effects:

[0038] The welding workstation provided by this utility model, by setting up multiple sets of welding devices, can simultaneously weld different areas of medium and large steel components, thereby shortening the welding period and significantly improving welding efficiency. Furthermore, by placing multiple sets of welding devices within the same ground rail device, they can be assembled based on the same benchmark, reducing positional assembly errors between the sets and ensuring consistent displacement accuracy. This minimizes displacement deviations during adjustments and ensures high displacement precision. In addition, the displacement device can adjust the tilt angle of the workpiece, increasing the weldable angle. The structure is more flexible, expanding the welding range and adapting to complex welding scenarios. Ultimately, this results in a welding workstation that meets the requirements for high welding quality and high welding efficiency for medium and large complex steel components.

[0039] This invention has other features and advantages that will be apparent from or will be set forth in detail in the accompanying drawings and the following detailed description, which together serve to explain the particular principles of this invention. Attached Figure Description

[0040] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0041] Figure 1This is a schematic diagram of the structure of a welding workstation provided in a preferred embodiment of the present invention;

[0042] Figure 2 This is a schematic diagram of the ground rail device and welding device provided in a preferred embodiment of the present invention;

[0043] Figure 3 This is a schematic diagram of the assembly relationship between the ground rail device and the welding device provided in a preferred embodiment of the present invention;

[0044] Figure 4 This is a schematic diagram of the structure of the displacement device provided in a preferred embodiment of the present invention;

[0045] Figure 5 This is a schematic diagram of the assembly relationship of the displacement device provided in a preferred embodiment of the present invention.

[0046] Figure label:

[0047] 1. Positioning device; 11. Spindle module; 111. Output shaft; 12. Driven module; 13. Tilting table; 14. Base;

[0048] 2. Ground rail device; 21. Rail assembly; 22. Displacement table; 23. Drive assembly; 231. Drive motor; 232. Drive gear; 233. Rack;

[0049] 3. Welding device; 31. Support; 311. Column; 312. Cantilever; 313. Support arm; 32. Robotic arm; 33. Welding module; 4. Fixture; 41. Positioning block; 42. Clamping block; 5. Cleaning gun station. Detailed Implementation

[0050] To make the objectives, features, and advantages of this utility model more apparent and understandable, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the embodiments described below are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0051] In the description of this utility model, it should be understood that when a component is considered to be "connected" to another component, it can be directly connected to the other component or there may be a component that is centrally positioned therein. When a component is considered to be "set" on another component, it can be directly set on the other component or there may be a component that is centrally positioned therein.

[0052] Furthermore, terms such as "long," "short," "inner," and "outer" indicate orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings. They are used only for the convenience of describing this utility model and do not indicate or imply that the device or component referred to must have this specific orientation or operate in a specific orientational configuration. Therefore, they should not be construed as limitations of this utility model.

[0053] The following is in conjunction with the appendix Figure 1-5 The technical solution of this utility model will be further illustrated through specific implementation methods.

[0054] Please refer to Figure 1 The exhibition showcases a medium-to-large-sized complex steel structure workpiece. This type of workpiece has numerous welding nodes, and due to its relatively three-dimensional structure, the multiple welding points are distributed in a three-dimensional manner. Because of these characteristics, in conventional welding operations, manual intervention is usually required, and the workpiece may even need to be clamped and adjusted multiple times to meet the welding requirements of multiple nodes, resulting in problems such as insufficient welding quality and low welding efficiency.

[0055] Based on this Figure 1 The invention also demonstrates a welding workstation provided by an embodiment of the present invention, which is mainly used for welding and forming of medium and large complex steel structure workpieces to improve the overall welding quality and welding efficiency.

[0056] Specifically, the welding workstation mainly includes a positioning device 1, a ground rail device 2, and a welding device 3. The positioning device 1 is located on the ground and is mainly used to clamp the workpiece to ensure that it does not easily fall off or loosen during the welding process. In addition, the positioning device 1 in this solution is also responsible for adjusting the tilt angle of the workpiece. By adjusting the welding angle of the workpiece, the welding orientation can be adjusted, improving the structural flexibility and facilitating the welding operation.

[0057] In addition, the ground rail device 2 is also set on the ground, and the ground rail device 2 is set adjacent to the displacement device 1. In this embodiment, the ground rail device 2 and the displacement device 1 are parallel to each other. The ground rail device 2 is mainly used to provide an installation position for the welding device 3, and the ground rail device 2 is also used to drive the welding device 3 to move, so as to adjust the relative position between the welding device 3 and the workpiece, thereby adjusting the welding point of the welding device 3. With the angle adjustment of the displacement device 1, the welding device 3 can flexibly change the welding position, and the structure is flexible.

[0058] Furthermore, to improve overall welding efficiency, the number of welding devices 3 is at least two sets, and several welding devices 3 are simultaneously mounted on the ground rail device 2. For example, the number of welding devices 3 can be two, three, or four sets, etc. In this embodiment, two sets of welding devices 3 are mounted on the ground rail device 2 as an example. By setting several sets of welding devices 3, each welding device 3 can perform welding processing on different parts of the workpiece, thereby improving overall welding efficiency.

[0059] By adopting the above scheme, on the one hand, by setting up multiple sets of welding devices 3, multiple sets of welding devices 3 can simultaneously weld the workpiece, thereby improving the overall welding efficiency of the workpiece. On the other hand, by setting multiple sets of welding devices 3 in the same ground rail device 2, multiple sets of welding devices 3 can be assembled based on the same benchmark, reducing the positional assembly error between multiple sets of welding devices 3. The welding devices 3 are less prone to deviation during displacement, which is conducive to improving welding accuracy. On this basis, the displacement device 1 adjusts the tilt angle of the workpiece, thereby making the structure more flexible and expanding the welding range. The welding devices 3 can provide multi-directional welding processing for the workpiece, adapting to complex welding scenarios, and well meeting the requirements of high welding quality and high welding efficiency for large and complex steel components.

[0060] Furthermore, referring to Figure 2 To achieve displacement adjustment of the welding device 3, the ground track device 2 includes: a track assembly 21, a displacement worktable 22, and a drive assembly 23. The track assembly 21 is horizontally positioned on the ground. In this embodiment, the track assembly 21 includes two parallel track sections. The displacement worktable 22 is slidably mounted on the track assembly 21, and the welding device 3 is mounted on the displacement worktable 22. By pushing the displacement worktable 22 to move, the position of the welding device 3 can be adjusted.

[0061] Optionally, to achieve the sliding installation of the displacement table 22, in one embodiment, sliders can be fixedly installed on opposite sides of the displacement table 22, and the displacement table 22 can be slidably installed into the track assembly. In another embodiment, a groove and roller can be used to make the displacement table 22 and the track assembly slide and cooperate with each other. The specific setting of the displacement table 22 is not limited here. As long as the displacement table 22 can be slidably installed into the track assembly 21, it can be tried.

[0062] Furthermore, the drive assembly 23 is connected to the track assembly 21 and the displacement table 22 respectively. The drive assembly 23 is used to output power to drive the displacement table 22 to adjust its displacement on the track assembly 21.

[0063] Reference Figure 3In this embodiment, the drive assembly 23 includes a drive motor 231, a drive gear 232, and a rack 233. The drive motor 231 is fixedly mounted on the displacement table 22. Specifically, the drive motor 231 can be fixed on the top of the displacement table 22. At this time, the drive motor 231 has an output end, which can be understood as the output shaft 111 of the drive motor 231. In this embodiment, the output shaft 111 is arranged downwards, and a clearance hole is opened on the displacement table 22. The output end of the drive motor 231 passes through the clearance hole to the bottom of the displacement table 22. The drive gear 232 is fixedly mounted on the output end of the drive motor 231, and the drive motor 231 can drive the drive gear 232 to rotate.

[0064] Based on this, the rack 233 is fixedly installed on the track assembly 21 and is arranged parallel to the track assembly 21. At this time, the rack 233 is arranged adjacent to the drive gear 232, and the drive gear 232 meshes with the rack 233.

[0065] Based on the above structural configuration, by activating the drive motor 231, the rack 233 and drive gear 232 mesh together, which can push the displacement table 22 to translate along the track assembly 21 to achieve position adjustment. It is understood that the drive motor 231 can be a type of motor that can output both forward and reverse torque, such as a servo motor, and its specific model is not limited here. In addition, in other embodiments, a screw and motor structure can also be used to achieve reciprocating motion output. Regardless of the driving method adopted, the structure that can push the displacement table 22 to move reciprocally on the track assembly 21 should be included in the scope of the explanation of the drive assembly 23.

[0066] It should be noted that since the number of welding devices 3 can be multiple, when setting the displacement worktable 22 and the drive assembly 23, the number of displacement worktables 22 and the drive assembly 23 needs to correspond to the number of welding devices 3. Several welding devices 3 are respectively set on several displacement worktables 22 to realize the individual displacement adjustment of different welding devices 3.

[0067] Further reference Figure 3 The welding device 3 includes a support 31, a robotic arm 32, and a welding module 33. The robotic arm 32 is mounted on the support 31, and the welding module 33 is mounted on the robotic arm 32.

[0068] The bracket 31 is located at the ground rail device 2. More specifically, the bracket 31 is fixedly installed on the displacement worktable 22. The bracket 31 is mainly used to provide stable support for the robot arm 32. In this embodiment, the bracket 31 includes a column 311, a cantilever 312, and a support arm 313. The column 311 is vertically arranged, and its bottom end is fixedly connected to the ground rail device 2. Typically, the column 311 and the displacement worktable 22 are fixedly connected by threaded fasteners.

[0069] Based on this, the cantilever 312 is set horizontally, with one end of the cantilever 312 close to the top of the column 311 and fixedly set on the column 311. The two can also be fixed to each other by threaded fasteners. The specific fixing method of the two is not limited here. At this time, the other end of the cantilever 312 extends upward toward the displacement device 1. Furthermore, the support arm 313 is set in an inclined position. The two ends of the support arm 313 are fixedly connected to the column 311 and the cantilever 312 respectively. At this time, the column 311, the cantilever 312 and the support arm 313 form a triangular support structure to form a stable support structure.

[0070] Based on this, the robot arm 32 is fixed on the cantilever 312 and located at the end of the cantilever 312 away from the column 311, so that the robot arm 32 can be close to the displacement device 1, which facilitates the welding operation.

[0071] Furthermore, the welding function is mainly realized through the welding module 33. In this embodiment, the welding module 33 mainly includes an electrical cabinet, a barrel of welding wire, and a welding gun. The welding gun is electrically connected to the electrical cabinet, which provides the welding gun with the electrical energy required for welding. The barrel of welding wire can pre-wrap the welding wire and deliver it to the welding gun to provide welding material. The specific working method of the welding module 33 will not be described in detail here.

[0072] At this time, the welding torch is mounted on the robot arm 32. Driven by the robot arm 32, the welding torch can move close to the welding position of the workpiece. Then, the welding module 33 performs welding operations on the welding position. When the welding position needs to be adjusted, the drive component 23 can be activated to move the displacement table 22 to change the specific welding position. The whole process is efficient and fast.

[0073] Optionally, the ground rail device 2 and the welding device 3 can be connected to a PLC controller for automated control, so as to improve the automation level of welding operations, reduce manual intervention, and improve the safety of welding operations.

[0074] Reference Figure 4 To adjust the tilt angle of the workpiece, the displacement device 1 includes a spindle module 11, a driven module 12, and a tilting table 13.

[0075] The spindle module 11 has an output shaft 111, and the driven module 12 is disposed opposite to the spindle module 11. The driven module 12 has a driven shaft (not shown in the figure) that is coaxially disposed with the output shaft 111. In addition, the tilting table 13 is horizontally disposed and located between the spindle module 11 and the driven module 12. The tilting table 13 is used for assembling workpieces on it, and the tilting table 13 is connected to the output shaft 111 and the driven shaft respectively. Here, the driven module 12 provides rotational guidance for the tilting table 13, and the spindle module 11 is used to drive the tilting table 13 to tilt through the output shaft 111.

[0076] Based on the above configuration, the tilting table 13 located between the spindle module 11 and the driven module 12 has a relatively large rotation space. When the workpiece is placed on the tilting table 13, and with the cooperation of the spindle module 11 and the driven module 12, the workpiece can be rotated 360 degrees, thereby obtaining a large tilt range, which is convenient for displaying welding nodes at different angles.

[0077] Understandably, in order to achieve power output, in one embodiment, the spindle module 11 includes a first mounting base, which is hollow inside. The output shaft 111 is rotatably mounted on one side of the first mounting base via bearings. The spindle module 11 also includes a drive motor and a reducer. The drive motor is mounted on the first mounting base, and the output end of the drive motor is connected to the input end of the reducer. The output end of the reducer is connected to the output shaft 111. At this time, by starting the drive motor 231, torque can be output. The torque is increased by the reducer, and the transmission is more stable, thereby driving the output shaft 111 to achieve precise rotation.

[0078] Meanwhile, the driven module 12 mainly includes a second mounting base, and the driven shaft is directly rotatably mounted on the second mounting base, thus providing rotational guidance for the flipping table 13. It is understood that in practical applications, the specific structures of the spindle module 11 and the driven module 12 can be adapted and adjusted, and no restrictions are placed on their specific shapes or specific settings.

[0079] Furthermore, continue to refer to Figure 4 and Figure 5 To improve the overall structural stability of the positioning device 1, the positioning device 1 also includes a base 14. The base 14 is horizontally set and placed on the ground. The main shaft module 11 and the driven module 12 are respectively set on opposite sides of the base 14. Specifically, the first mounting seat is fixedly connected to the base 14, and the second mounting seat is fixedly connected to the second base. This forms a stable structural frame, and the overall structural stability of the positioning device 1 is optimized and improved.

[0080] Reference Figure 5When the workpiece is placed on the flipping table 13, in order to ensure that the workpiece can be placed stably on the table, the displacement device 1 also includes a clamp 4. The clamp 4 is disposed on the flipping table 13 and is used to clamp and fix the workpiece on the flipping table 13.

[0081] Optionally, the number of clamps 4 can be set to multiple sets, for example, two sets, three sets or four sets, etc. In this embodiment, two sets are selected as an example, with the two sets of clamps 4 located on opposite sides of the flipping table 13 respectively. By setting multiple sets of clamps 4, the workpiece can be clamped at multiple points to improve the positioning accuracy between the workpiece and the flipping table 13. The specific number and layout of the clamps 4 can be adjusted according to actual needs, and there is no limitation on the specific setting method here.

[0082] In this embodiment, the fixture 4 includes a positioning block 41 and a clamping block 42. The positioning block 41 is fixedly installed on one side surface of the flipping table 13. Based on the actual situation, the number of positioning blocks 41 can be set to multiple blocks. In this case, multiple positioning blocks 41 are evenly arranged on the flipping table 13 according to the contour of the workpiece, and the positioning blocks 41 abut against the periphery of the workpiece to achieve positioning of the workpiece, so that the workpiece is not prone to relative displacement when placed on the flipping table 13.

[0083] Meanwhile, the clamping block 42 is detachably mounted on the positioning block 41 to clamp the workpiece and prevent it from loosening. In a specific configuration, the clamping block 42 can be positioned on the side of the positioning block 41 away from the flipping table 13, and the clamping block 42 is detachably mounted on the positioning block 41 by threaded fasteners. By tightening the threaded fasteners, the clamping block 42 can clamp and fix the workpiece on the flipping table 13, and the workpiece can finally be stably placed on the flipping table 13, making it less prone to displacement or loosening during the flipping process.

[0084] Furthermore, after welding is completed, welding slag usually remains at the welding torch, which can affect the next welding operation. Therefore, the displacement device 1 also includes a torch cleaning station 5. In this embodiment, the torch cleaning station 5 can be installed on the spindle module 11 or the driven module 12. In another embodiment, multiple sets of torch cleaning stations 5 can be set and installed on the spindle module 11 and the driven module 12 respectively. This allows different welding devices 3 to remove welding slag at different torch cleaning stations 5, thereby improving cleaning efficiency.

[0085] It is understandable that, in actual installation, the cleaning station 5 can also be installed in a location accessible to the welding device 3, such as the ground or track pair. There are no restrictions on the specific location of the cleaning station 5. As long as the cleaning station 5 structure is installed, it should be included in the scope of this solution.

[0086] The welding workstation disclosed in this embodiment has the following beneficial effects:

[0087] 1. Improve production efficiency: Improve the production efficiency of welding workstations by optimizing workflows and facilities, reducing waiting time and traffic congestion during the welding process.

[0088] 2. Improve welding quality: Provide accurate welding parameter settings, ensure stable and reliable welding quality through PLC control system, and monitor and provide feedback on the welding process in real time.

[0089] 3. Provide a comfortable working environment: Provide a good workstation layout to ensure that welding workers work in a comfortable environment and reduce operator fatigue.

[0090] 4. Ensure operator safety: Design welding workstations that meet safety standards, and ensure the personal safety of operators during the welding process through reasonable facilities and safety equipment.

[0091] Therefore, the above embodiments are only used to illustrate the technical solutions of this utility model, and not to limit it. Although this utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of this utility model.

Claims

1. A welding workstation, characterized in that, include: Positioning device (1) is used to clamp the workpiece and adjust the tilt angle of the workpiece; The ground track device (2) is arranged adjacent to the displacement device (1); And welding devices (3), at least two sets, several of the welding devices (3) are simultaneously mounted on the ground rail device (2), the ground rail device (2) is used to drive the welding devices (3) to move, so as to adjust the relative position between the welding devices (3) and the workpiece, and the several welding devices (3) respectively perform welding processing on different parts of the workpiece.

2. The welding workstation according to claim 1, characterized in that, The welding device (3) includes: A bracket (31) is installed on the ground rail device (2); A robotic arm (32) is mounted on the support (31); The welding module (33) includes a welding torch, which is mounted on the robotic arm (32), which is used to drive the welding torch to weld the workpiece.

3. The welding workstation according to claim 2, characterized in that, The support (31) includes: The column (311) is vertically installed and its bottom end is fixedly connected to the ground rail device (2); A cantilever (312) is horizontally set and fixedly set on the column (311), and the robotic arm (32) is set on the cantilever (312); And a support arm (313), which is fixedly connected to the column (311) and the cantilever (312) respectively, and the column (311), the cantilever (312) and the support arm (313) form a triangular support structure.

4. The welding workstation according to claim 1, characterized in that, The ground rail device (2) includes: The track assembly (21) is horizontally set on the ground; A displacement worktable (22) is slidably disposed on the track assembly (21), and the welding device (3) is disposed on the displacement worktable (22); And a drive component (23), which is connected to the track component (21) and the displacement stage (22) respectively, for driving the displacement stage (22) to adjust its displacement on the track component (21).

5. The welding workstation according to claim 4, characterized in that, The driving component (23) includes: A drive motor (231) is fixedly mounted on the displacement worktable (22); The drive gear (232) is fixedly disposed at the output end of the drive motor (231); And a rack (233), which is fixedly disposed on the track assembly (21) and is disposed parallel to the track assembly (21), and the drive gear (232) meshes with the rack (233).

6. The welding workstation according to claim 1, characterized in that, The displacement device (1) includes: The spindle module (11) has an output shaft (111); The driven module (12) is disposed opposite to the main spindle module (11) and has a driven shaft coaxially disposed with the output shaft (111); And a flipping table (13) is located between the spindle module (11) and the driven module (12), and is connected to the output shaft (111) and the driven shaft respectively. The driven module (12) provides rotation guidance for the flipping table (13), and the spindle module (11) drives the flipping table (13) to flip through the output shaft (111).

7. The welding workstation according to claim 6, characterized in that, The displacement device (1) further includes a clamp (4), the clamp (4) comprising: A positioning block (41) is disposed on the flipping table (13) and is used to abut against the workpiece to position the workpiece; And a clamping block (42), which is detachably mounted on the positioning block (41), is used to clamp the workpiece to prevent it from coming loose.

8. The welding workstation according to claim 6, characterized in that, The displacement device (1) also includes a base (14), and the spindle module (11) and the driven module (12) are respectively disposed on opposite sides of the base (14).

9. The welding workstation according to claim 6, characterized in that, The displacement device (1) further includes a cleaning station (5), which is disposed on the main spindle module (11) and / or the driven module (12).

10. The welding workstation according to claim 1, characterized in that, The welding device (3) installed on the ground rail device (2) consists of two sets.