Large-diameter pipeline assembling machine

Abstract

The utility model provides a large-diameter pipeline assembling machine, which belongs to the technical field of welding auxiliary equipment and comprises a first bearing device, a second bearing device, a third bearing device and two self-walking mechanisms. Two first carrier roller tire rotating mechanisms, two first translation frames, a first translation oil cylinder, two first lifting devices and two first lifting frames are arranged on the first bearing equipment, the first lifting devices are fixed on the first bearing equipment, the working ends of the first lifting devices are connected with the first lifting frames, the first translation oil cylinder is fixed on the first lifting frames, and the working ends of the first lifting devices are connected with the first lifting frames. The first carrier roller rotating tire mechanisms are arranged on the first translation frame, the telescopic end of the first translation oil cylinder is connected with the first translation frame, and the two ends of the first pipeline are placed at the two first carrier roller rotating shaft mechanisms at the same time. According to the device, the heights and the horizontal positions of the two pipelines can be accurately adjusted, the accuracy of butt joint between the two pipelines is ensured, the phenomena of misalignment and deviation are avoided, and therefore the welding quality is improved.

Description

Technical Field

[0001] This utility model belongs to the technical field of welding auxiliary equipment, specifically relating to a large-diameter pipe assembly machine. Background Technology

[0002] Patent application number 202020671939.1 proposes an auxiliary device for assembling large-diameter pipes. This device solves the technical problems of cumbersome adjustment procedures, long time consumption, and low alignment accuracy during the assembly of large-diameter pipes. The key technical features are: a retractable scale rod that can be freely extended and retracted, with a large measuring range that can cover the maximum nominal design diameter allowed in China; the main structure is bolted together, making it easy to assemble and disassemble, and convenient to carry for outdoor work; the device is simple to operate, can quickly find the optimal assembly scheme in the assembly of large-diameter pipes, reduce misalignment during small-scale assembly, achieve high alignment accuracy, improve weld quality, and increase work efficiency in pipe welding assembly.

[0003] However, in the existing technology, it is impossible to achieve precise position adjustment when connecting two large-diameter pipes, which can easily lead to misalignment and displacement during the pipe connection process, thus affecting the welding quality. Utility Model Content

[0004] To address the aforementioned technical issues, this utility model provides a large-diameter pipe assembly machine. This device can precisely adjust the height and horizontal position of two pipes respectively, ensuring the accuracy of the connection between the two pipes and avoiding misalignment or offset, thereby improving the welding quality.

[0005] The specific technical solution is as follows:

[0006] A large-diameter pipe assembly machine includes: a first support device, a second support device, a third support device, and two self-propelled mechanisms; the first support device is equipped with two first idler roller rotating mechanisms, two first translation frames, a first translation cylinder, two first lifting devices, and two first lifting frames. The first lifting devices are fixed on the first support device, and the working end of the first lifting device is connected to the first lifting frame. The first translation cylinder is fixed on the first lifting frame. The first idler roller rotating mechanisms are set on the first translation frames. The telescopic end of the first translation cylinder is connected to the first translation frame, and both ends of the first pipe are simultaneously placed at the two first idler roller rotating mechanisms. The second supporting device is equipped with a second idler roller rotation mechanism, a second translation frame, a second translation cylinder, a second lifting device, and a second lifting frame. The second lifting device is fixed on the second supporting device, and its working end is connected to the second lifting frame. The second translation cylinder is fixed on the second lifting frame. The second idler roller rotation mechanism is located on the second translation frame, and its telescopic end is connected to the second translation frame. The third supporting device is equipped with a third idler roller rotation mechanism, and the second pipe is placed at both the second and third idler roller rotation mechanisms. Two self-propelled mechanisms are respectively located at the bottom of the first and second supporting devices.

[0007] In addition, the large-diameter pipeline assembly machine provided by this utility model may also have the following additional technical features:

[0008] In the above technical solution, the first lifting device includes: a first lifting cylinder and two first guide shafts; the first lifting cylinder is fixed on the first supporting device, and the telescopic end of the first lifting cylinder is connected to the first lifting frame; one end of each of the two first guide shafts is connected to both sides of the first supporting device, and the telescopic ends of each of the two first guide shafts are connected to both sides of the first lifting frame.

[0009] In the above technical solution, the second lifting device includes: a second lifting cylinder and two second guide shafts; the second lifting cylinder is fixed on the second supporting device, and the telescopic end of the second lifting cylinder is connected to the second lifting frame; one end of each of the two second guide shafts is connected to both sides of the second supporting device, and the telescopic ends of each of the two second guide shafts are connected to both sides of the second lifting frame.

[0010] In the above technical solution, the self-propelled mechanism includes: a first reducer, traveling wheels, a connecting shaft, a drive sprocket, a driven sprocket, and a chain; the first reducer is fixed to a first support device or a second support device; the traveling wheels include two drive wheels and two driven wheels, which are respectively disposed on the first support device or the second support device; both ends of the connecting shaft pass through the two drive wheels; the drive sprocket is sleeved on the outside of the output end of the reducer; the driven sprocket is sleeved on the outside of the connecting shaft; and the chain is wound around the outside of both the drive sprocket and the driven sprocket.

[0011] In the above technical solution, the first idler roller rotation mechanism includes: two first roller shafts; the two ends of the two first roller shafts are respectively rotatably connected to the two sides of the first translation frame.

[0012] In the above technical solution, the second idler roller rotation mechanism includes: two second roller shafts; the two ends of the two second roller shafts are respectively rotatably connected to the two sides of the second translation frame.

[0013] In the above technical solution, the third idler roller rotation mechanism includes: two mounting seats, two shaft assemblies, two gear sets, a second reducer, an input shaft, two first bevel gears, two second bevel gears, and two third roller shafts; the two mounting seats are respectively fixed on the third support device; the shaft assemblies are rotatably connected to the mounting seats, and the shaft assemblies include two first shafts, two second shafts, and a third shaft; the gear sets include two first gears, two second gears, and a third gear, the first gears, second gears, and third gears are respectively sleeved on the outside of the first shafts, second shafts, and third shafts, and the second gears simultaneously mesh with the first gears and third gears for transmission; the second reducer is fixed on the third support device; the input shaft is connected to the output end of the second reducer; the two first bevel gears are respectively sleeved on the outside of the two third shafts; the two second bevel gears are respectively sleeved on both sides of the input shaft, and the second bevel gears mesh with the first bevel gears; the two third roller shafts are respectively sleeved on the outside of the two first shafts.

[0014] The advantages of this utility model for a large-diameter pipe connection machine compared with the prior art are as follows:

[0015] 1. The first pipeline is supported by a first supporting device, and the second and third supporting devices are used in combination to support the second pipeline, thereby ensuring the stability of the pipeline during the welding process.

[0016] 2. By combining the first translation cylinder, the second translation cylinder, the first lifting device, and the second lifting device, the height and horizontal position of the first pipe and the second pipe can be adjusted respectively, ensuring the accuracy of the connection between the two pipes and avoiding misalignment or offset, thereby improving the welding quality.

[0017] 3. By providing self-propelled mechanisms at the first and second supporting devices, the movement of the second supporting device can be controlled to adjust the supporting position of the second pipe according to different pipe lengths. At the same time, by controlling the movement of the first supporting device, the first pipe can be moved to a suitable position so that the weld joint of the two pipes can be connected. Attached Figure Description

[0018] Figure 1 This is a front view of a large-diameter pipe assembly machine according to the present invention;

[0019] Figure 2 This is a front view of the first supporting device of this utility model;

[0020] Figure 3 This is a side view of the first supporting device of this utility model;

[0021] Figure 4 This is a front view of the second support device of this utility model;

[0022] Figure 5 This is a side view of the second support device of this utility model;

[0023] Figure 6 This is a front view of the third support device of this utility model;

[0024] Figure 7 This is a top view of the third support device of this utility model;

[0025] in, Figures 1 to 7 The correspondence between the reference numerals and component names in the attached drawings is as follows:

[0026] 10 First supporting device, 11 First translation frame, 12 First translation cylinder, 13 First lifting frame, 14 Second supporting device, 15 Second translation frame, 16 Second translation cylinder, 17 Second lifting frame, 18 Third supporting device, 19 First lifting cylinder, 20 First guide shaft, 21 Second lifting cylinder, 22 Second guide shaft, 23 First reducer, 24 Traveling wheel, 241 Drive wheel, 242 Driven wheel, 25 Connecting shaft, 2 6. Drive sprocket, 27. Driven sprocket, 28. Chain, 29. First roller shaft, 30. Second roller shaft, 31. Mounting base, 32. Rotary shaft assembly, 321. First rotating shaft, 322. Second rotating shaft, 323. Third rotating shaft, 33. Gear set, 331. First gear, 332. Second gear, 333. Third gear, 34. Second reducer, 35. Input shaft, 36. First bevel gear, 37. Second bevel gear, 38. Third roller shaft, 39. First pipe, 40. Second pipe. Detailed Implementation

[0027] The following are specific implementation cases and appendices. Figure 1-7 The present invention will be further described below, but the present invention is not limited to these embodiments.

[0028] A large-diameter pipe assembly machine, such as Figure 1-7As shown, it includes: a first supporting device 10, a second supporting device 14, a third supporting device 18, and two self-propelled mechanisms; the first supporting device 10 is equipped with two first idler roller rotating mechanisms, two first translation frames 11, a first translation cylinder 12, two first lifting devices, and two first lifting frames 13. The first lifting devices are fixed on the first supporting device 10, and the working end of the first lifting device is connected to the first lifting frame 13. The first translation cylinder 12 is fixed on the first lifting frame 13. The first idler roller rotating mechanisms are set on the first translation frames 11, and the telescopic end of the first translation cylinder 12 is connected to the first translation frame 11. Both ends of the first pipe 39 are simultaneously placed at the two first idler roller rotating mechanisms; the second supporting device 10... The equipment 14 is equipped with a second idler roller rotation mechanism, a second translation frame 15, a second translation cylinder 16, a second lifting device, and a second lifting frame 17. The second lifting device is fixed on the second support equipment 14, and the working end of the second lifting device is connected to the second lifting frame 17. The second translation cylinder 16 is fixed on the second lifting frame 17. The second idler roller rotation mechanism is set on the second translation frame 15, and the telescopic end of the second translation cylinder 16 is connected to the second translation frame 15. The third support equipment 18 is equipped with a third idler roller rotation mechanism, and the second pipe 40 is placed at both the second idler roller rotation mechanism and the third idler roller rotation mechanism. Two self-propelled mechanisms are respectively set at the bottom of the first support equipment 10 and the second support equipment 14.

[0029] With the above structure, the first supporting device 10 supports the first pipe 39, while the second supporting device 14 and the third supporting device 18 work together to support the second pipe 40, thereby ensuring the stability of the pipes during the welding process. The first translation cylinder 12, the second translation cylinder 16, the first lifting device, and the second lifting device work together to adjust the height and horizontal position of the first pipe 39 and the second pipe 40 respectively, ensuring the accuracy of the connection between the two pipes and thus improving the welding quality. Self-propelled mechanisms are provided at the first supporting device 10 and the second supporting device 14. By controlling the movement of the second supporting device 14, the supporting position of the second pipe 40 can be adjusted according to the different lengths of the pipes. Simultaneously, by controlling the movement of the first supporting device 10, the first pipe 39 is moved to a suitable position to facilitate the connection of the two pipes at the weld joint.

[0030] Specifically, the ground is equipped with slides, which allow the self-propelled mechanism to move along the slides for guidance.

[0031] In embodiments of this utility model, such as Figure 1-3As shown, the first lifting device includes: a first lifting cylinder 19 and two first guide shafts 20; the first lifting cylinder 19 is fixed on the first supporting device 10, and the telescopic end of the first lifting cylinder 19 is connected to the first lifting frame 13; one end of the two first guide shafts 20 is connected to both sides of the first supporting device 10, and the telescopic ends of the two first guide shafts 20 are connected to both sides of the first lifting frame 13.

[0032] The first lifting cylinder 19 controls the first lifting frame 13 to move up and down, thereby adjusting the height of the first pipe 39 lifted by the first roller rotating mechanism. The first guide shaft 20 guides the movement of the first lifting frame 13, thereby improving the stability of the first lifting frame 13 when it moves up and down.

[0033] In embodiments of this utility model, such as Figure 1-5 As shown, the second lifting device includes: a second lifting cylinder 21 and two second guide shafts 22; the second lifting cylinder 21 is fixed on the second support device 14, and the telescopic end of the second lifting cylinder 21 is connected to the second lifting frame 17; one end of the two second guide shafts 22 is connected to both sides of the second support device 14, and the telescopic ends of the two second guide shafts 22 are connected to both sides of the second lifting frame 17.

[0034] The second lifting cylinder 21 controls the up-and-down movement of the second lifting frame 17, thereby adjusting the height of the second pipe 40 lifted by the second roller rotating mechanism. The second guide shaft 22 guides the movement of the second lifting frame 17, thereby improving the stability of the second lifting frame 17 when it moves up and down.

[0035] In embodiments of this utility model, such as Figure 1-5 As shown, the self-propelled mechanism includes: a first reducer 23, traveling wheels 24, a connecting shaft 25, a drive sprocket 26, a driven sprocket 27, and a chain 28; the first reducer 23 is fixed on a first support device 10 or a second support device 14; the traveling wheels 24 include two drive wheels 241 and two driven wheels 242, which are respectively mounted on the first support device 10 or the second support device 14; both ends of the connecting shaft 25 pass through the two drive wheels 241; the drive sprocket 26 is sleeved on the outside of the output end of the reducer; the driven sprocket 27 is sleeved on the outside of the connecting shaft 25; the chain 28 is wound around the outside of both the drive sprocket 26 and the driven sprocket 27.

[0036] Using the first reducer 23 as a power source, when the first reducer 23 is running, it drives the driven sprocket 27 to rotate through the driving sprocket 26 and the chain 28, thereby causing the connecting shaft 25 to rotate, and finally driving the two driving wheels 241 to move forward or backward.

[0037] Specifically, the traveling wheels 24 consist of two driving wheels 241 and two driven wheels 242, which are respectively arranged on both sides of the bottom of the supporting equipment. The driving wheels 241 are responsible for providing the power for movement, while the driven wheels 242 provide auxiliary support and follow the movement of the driving wheels 241, ensuring that the entire supporting equipment moves smoothly.

[0038] In embodiments of this utility model, such as Figure 1-3 As shown, the first idler roller rotation mechanism includes two first roller shafts 29; the two ends of the two first roller shafts 29 are rotatably connected to the two sides of the first translation frame 11, respectively.

[0039] By setting two first roller turning mechanisms, each comprising two first roller shafts 29, the purpose of supporting both ends of the first pipe 39 is achieved through the four first roller shafts 29 respectively.

[0040] In embodiments of this utility model, such as Figure 1-5 As shown, the second idler roller rotation mechanism includes two second roller shafts 30; the two ends of the two second roller shafts 30 are rotatably connected to the two sides of the second translation frame 15, respectively.

[0041] The second pipe 40 is supported by two second rollers 30.

[0042] In embodiments of this utility model, such as Figure 1-7 As shown, the third idler roller rotation mechanism includes: two mounting seats 31, two shaft assemblies 32, two gear sets 33, a second reducer 34, an input shaft 35, two first bevel gears 36, two second bevel gears 37, and two third roller shafts 38; the two mounting seats 31 are respectively fixed on the third support device 18; the shaft assemblies 32 are rotatably connected to the mounting seats 31, and the shaft assemblies 32 include two first shafts 321, two second shafts 322, and a third shaft 323; the gear sets 33 include two first gears 331, two second gears 332, and a third gear 333, the first gears 331 and the second gears 332... The second gear 332 and the third gear 333 are respectively sleeved on the outside of the first rotating shaft 321, the second rotating shaft 322 and the third rotating shaft 323, and the second gear 332 meshes with the first gear 331 and the third gear 333 for transmission; the second reducer 34 is fixed on the third support device 18; the input shaft 35 is connected to the output end of the second reducer 34; the two first bevel gears 36 are respectively sleeved on the outside of the two third rotating shafts 323; the two second bevel gears 37 are respectively sleeved on both sides of the input shaft 35, and the second bevel gears 37 mesh with the first bevel gears 36; the two third roller shafts 38 are respectively sleeved on the outside of the two first rotating shafts 321.

[0043] By using the third roller 38 and the second roller 30 together, the purpose of supporting both ends of the second pipe 40 is achieved.

[0044] The second reducer 34 serves as the power source, and the power is transmitted through the gear set 33 to control the rotation of the two third roller shafts 38, thereby driving the second pipe 40 to rotate to a suitable position so that it can be precisely connected with the first pipe 39, thereby improving the welding quality.

[0045] Implementation Process: The first supporting device 10 supports the first pipe 39, while the second supporting device 14 and the third supporting device 18 work together to support the second pipe 40, thus ensuring the stability of the pipes during the welding process. The first translation cylinder 12, the second translation cylinder 16, the first lifting device, and the second lifting device work together to adjust the height and horizontal position of the first pipe 39 and the second pipe 40 respectively, ensuring the accuracy of the connection between the two pipes and improving the welding quality. Self-propelled mechanisms are provided at the first supporting device 10 and the second supporting device 14. By controlling the movement of the second supporting device 14, the supporting position of the second pipe 40 can be adjusted according to the different lengths of the pipes. Simultaneously, by controlling the movement of the first supporting device 10, the first pipe 39 is moved to a suitable position to facilitate the connection of the two pipes at the weld joint.

[0046] In the description of this utility model, the term "multiple" refers to two or more. Unless otherwise explicitly defined, the terms "upper," "lower," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. The terms "connection," "installation," "fixing," etc., should be interpreted broadly. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection or an indirect connection through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in this utility model can be understood according to the specific circumstances.

[0047] In the description of this utility model, the terms "one embodiment," "some embodiments," "specific embodiment," etc., refer to a specific feature, structure, material, or characteristic described in connection with that embodiment or example, which is included in at least one embodiment or example of this utility model. In this utility model, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples.

[0048] The above description is merely a preferred embodiment of this utility model and is not intended to limit the utility model. Various modifications and variations can be made to this utility model by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A large-diameter pipe assembly machine, characterized in that, include: The first supporting device is provided with two first idler roller turning mechanisms, two first translation frames, a first translation cylinder, two first lifting devices and two first lifting frames. The first lifting device is fixed on the first supporting device, and the working end of the first lifting device is connected to the first lifting frame. The first translation cylinder is fixed on the first lifting frame. The first idler roller turning mechanism is set on the first translation frame. The telescopic end of the first translation cylinder is connected to the first translation frame, and both ends of the first pipe are placed at the two first idler roller turning mechanisms. The second support device is provided with a second idler roller rotation mechanism, a second translation frame, a second translation cylinder, a second lifting device, and a second lifting frame. The second lifting device is fixed on the second support device, and the working end of the second lifting device is connected to the second lifting frame. The second translation cylinder is fixed on the second lifting frame, and the second idler roller rotation mechanism is set on the second translation frame. The telescopic end of the second translation cylinder is connected to the second translation frame. The third support device is equipped with a third idler roller rotation mechanism, and the second pipe is placed at both the second idler roller rotation mechanism and the third idler roller rotation mechanism. Two self-propelled mechanisms are respectively installed at the bottom of the first support device and the second support device.

2. The large-diameter pipe assembly machine according to claim 1, characterized in that, The first lifting device includes: The first lifting cylinder is fixed to the first supporting device, and the telescopic end of the first lifting cylinder is connected to the first lifting frame. Two first guide shafts, one end of each first guide shaft is connected to both sides of the first support device, and the telescopic ends of each first guide shaft are connected to both sides of the first lifting frame.

3. The large-diameter pipe assembly machine according to claim 2, characterized in that, The second lifting device includes: The second lifting cylinder is fixed to the second supporting device, and the telescopic end of the second lifting cylinder is connected to the second lifting frame. Two second guide shafts, one end of each second guide shaft is connected to both sides of the second support device, and the telescopic ends of each second guide shaft are connected to both sides of the second lifting frame.

4. The large-diameter pipe assembly machine according to claim 3, characterized in that, The self-propelled mechanism includes: The first speed reducer is fixed to the first support device or the second support device; The traveling wheel includes two driving wheels and two driven wheels, and the two driving wheels and two driven wheels are respectively disposed on the first supporting device or the second supporting device; A connecting shaft, with its two ends passing through the two driving wheels respectively; A drive sprocket, which is sleeved on the outside of the output end of the reducer; Driven sprocket, the driven sprocket being sleeved on the outside of the connecting shaft; A chain, which is simultaneously wound around the outside of both the driving sprocket and the driven sprocket.

5. The large-diameter pipe assembly machine according to claim 4, characterized in that, The first idler roller rotation mechanism includes: Two first rollers, with their two ends respectively rotatably connected to the two sides of the first translation frame.

6. The large-diameter pipe assembly machine according to claim 5, characterized in that, The second idler roller rotation mechanism includes: Two second rollers, with their two ends respectively rotatably connected to the two sides of the second translation frame.

7. The large-diameter pipe assembly machine according to claim 6, characterized in that, The third idler roller tire-rotating mechanism includes: Two mounting bases are respectively fixed to the third support device; Two rotating shaft assemblies are rotatably connected to the mounting base, and each rotating shaft assembly includes two first rotating shafts, two second rotating shafts, and a third rotating shaft. Two gear sets, each gear set including two first gears, two second gears and a third gear, wherein the first gears, second gears and third gears are respectively sleeved on the outside of the first rotating shaft, the second rotating shaft and the third rotating shaft, and the second gear meshes with the first gears and the third gears simultaneously for transmission; The second reducer is fixed to the third support device; An input shaft is connected to the output end of the second reducer; Two first bevel gears are respectively sleeved on the outside of the two third rotating shafts; Two second bevel gears are respectively sleeved on both sides of the input shaft, and the second bevel gears mesh with the first bevel gear; Two third rollers are respectively sleeved on the outside of the two first rotating shafts.

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