CN219542184U - Clean pipeline assembly welding device - Google Patents
Clean pipeline assembly welding device Download PDFInfo
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- CN219542184U CN219542184U CN202321877125.3U CN202321877125U CN219542184U CN 219542184 U CN219542184 U CN 219542184U CN 202321877125 U CN202321877125 U CN 202321877125U CN 219542184 U CN219542184 U CN 219542184U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model relates to the technical field of welding, in particular to a clean pipeline assembly welding device. Comprises a frame, a coaxial fastening device and a unidirectional rotation device; the frame is arranged in front and back; two sliding blocks are symmetrically arranged on the frame front and back; the sliding block is slidably arranged on the frame; an approaching component is arranged between the two sliding blocks. When the pipe diameters of the clean pipe assembly to be welded are different, the clean pipe to be welded passes through the fastening cylinder, the coaxial fastening device is used for coaxially fastening the clean pipe to be welded, the approaching component drives the two sliding blocks to approach each other so as to adjust the distance between the clean pipes, and the unidirectional rotating device drives the two fastening components to drive the clean pipe assembly to rotate so as to continuously finish subsequent welding after the clean pipe assembly is partially welded.
Description
Technical Field
The utility model relates to the technical field of welding, in particular to a clean pipeline assembly welding device.
Background
The clean pipe is typically a thin-walled pipe made of non-contaminating materials such as stainless steel to prevent corrosion, oxidation or other contaminants from developing on the inner surface of the pipe. The clean pipeline assembly welding is to perform temporary pipeline assembly welding on an installation site mainly according to the distribution condition of the pipeline installation area when the pipeline is assembled and welded. Firstly, pipeline operators use the pairing tools to conduct pairing fixing between pipelines, and after the pairing of the pipelines is completed, welding operators conduct pairing welding operation on the pipelines with the pairing fixing completed.
In the prior art, if the publication number is CN218461290U, the name is a chinese patent of a pipeline assembly welding device, in the disclosed technical scheme, the pipeline is placed in the arc-shaped placing groove, then the downward-moving arched abutting plate is attached to the upper side of the pipeline assembly to be fixed, the worker uses the welding gun to weld the pipeline assembly, however, when the pipe diameters of the clean pipeline assembly to be welded are different, the clean pipeline is placed in the placing groove assembly, and a certain deviation occurs on the axis due to the attachment of different parts and the placing groove, so that the welding effect is affected.
Disclosure of Invention
The utility model provides a clean pipeline assembly welding device to solve the problems.
The utility model adopts the following technical scheme: a clean pipeline assembly welding device comprises a frame, a coaxial fastening device and a unidirectional rotation device;
the frame is arranged in front and back; two sliding blocks are symmetrically arranged on the frame front and back; the sliding block is slidably arranged on the frame; a close assembly is arranged between the two sliding blocks and used for driving the two sliding blocks to be close to each other so as to adjust the interval between the clean pipelines;
the coaxial fastening device comprises two fastening components which are symmetrically arranged front and back; the fastening component is used for coaxially assembling clean pipes with different pipe diameters to be welded;
the unidirectional rotation device is used for driving the two fastening components to drive the clean pipeline assembly to rotate so as to continuously finish subsequent welding after the welding of the clean pipeline assembly part is finished.
Further, the fastening component is arranged on the sliding block and comprises a fastening cylinder, a fastening structure and a driving structure;
the axis of the fastening cylinder is arranged back and forth and is rotatably arranged on the sliding block; the fastening cylinders of the two fastening components are coaxially arranged; the wall of the fastening cylinder is hollow and is provided with a hydraulic cavity; an annular baffle is coaxially arranged in the hydraulic cavity; the hydraulic cavity is divided into an inner cavity and an outer cavity by the partition board; the inner cavity is arranged close to the axis of the fastening cylinder; a communicating groove is formed at one end of the partition board, which is close to the center of the frame, so that the inner cavity is communicated with the outer cavity; a piston ring is slidably arranged at one end, far away from the center of the frame, in the outer cavity;
the fastening structure comprises a plurality of hydraulic cylinders uniformly distributed along the circumference of the fastening cylinder; the hydraulic cylinder is radially arranged along the fastening cylinder, and one end far away from the axis of the fastening cylinder is fixed on the inner side wall of the fastening cylinder; a piston plate is slidably mounted in the hydraulic cylinder; the piston plate separates the hydraulic cylinder into an inner cylinder and an outer cylinder which are not communicated with each other; the inner cylinder is arranged close to the axis of the fastening cylinder; the outer cylinder is arranged far away from the axis of the fastening cylinder; the outer cylinder is communicated with the inner cavity; hydraulic oil is filled in the outer cylinder; one end of the piston plate, which is close to the axis of the fastening cylinder, is hinged with a fastening plate through a connecting rod;
the driving structure is arranged on the piston ring; the driving structure is used for driving the piston ring to slide in the outer cavity so as to press hydraulic oil in the outer cavity into the inner cavity, then the hydraulic oil enters the outer cylinder from the inner cavity, the fastening plate is driven to approach the clean pipe, the same inner cavity is used for supplying hydraulic oil, the fastening plate applies the same plurality of pressures to the clean pipe so as to fasten the clean pipe at the axis of the fastening cylinder, and the fastening cylinders of the two fastening assemblies are coaxially arranged, so that the clean pipes to be welded are coaxially assembled. The cleaning pipe to be welded passes through the fastening cylinder, the driving structure drives the piston ring to slide in the outer cavity so as to press hydraulic oil in the outer cavity into the inner cavity, the inner cavity enters the outer cylinder, the fastening plate is driven to approach the cleaning pipe, the same inner cavity is used for supplying hydraulic oil, the fastening plate applies the same plurality of pressures to the cleaning pipe so as to fasten the cleaning pipe at the axis of the fastening cylinder, the fastening cylinders of the two fastening assemblies are coaxially arranged and respectively fasten the corresponding cleaning pipe, so that the cleaning pipes to be welded are coaxially assembled, and the welding efficiency of the cleaning pipe assembly is improved.
Further, the driving structure comprises a driving cylinder and a matching cylinder; the driving cylinder is fixedly connected with the piston ring through a connecting rod; the matching cylinder is coaxially arranged in the driving cylinder and is fixed at one end of the fastening cylinder far away from the center of the frame; the matching cylinder is in threaded matching with the driving cylinder; a swivel is fixed on the outer side of the driving cylinder. When the hydraulic piston is used, the rotating ring is rotated by hands of an operator to drive the driving cylinder to rotate so as to drive the piston ring to press the hydraulic oil in the outer cavity into the inner cavity.
Further, the unidirectional rotation device comprises a unidirectional rotation assembly and a transmission assembly; the two unidirectional rotating assemblies are symmetrically arranged front and back, and each unidirectional rotating assembly comprises a worm wheel ring and a rotating rod; the worm wheel ring is coaxially fixed on the outer side of the fastening cylinder; an intermediate rod is rotatably arranged below the worm wheel ring; the middle rod is provided with a worm section; the worm section of the intermediate rod is meshed with the worm wheel ring for transmission; the rotating rod is arranged below the middle rod and is rotatably arranged in the sliding block; the rotating rod and the middle rod are driven by gears; the end part of one rotating rod extending out of the sliding block is fixedly provided with a first rotating handle; the transmission assembly is arranged between the two sliding blocks and comprises a rotary drum and a sliding rod; the rotary drum is rotatably arranged on the frame along the front and back arrangement; two slide bars are symmetrically arranged at the front and the back; the sliding rod is inserted into the rotary drum in a sliding way back and forth; one end of the sliding rod, which is close to the middle rod, is driven by the middle rod through a bevel gear. When the cleaning pipe is assembled to the part to be welded, the cleaning pipe is required to be rotated to continue to finish the subsequent welding, the first rotating handle is rotated to rotate the rotating rod, the rotating rod drives the sliding rod to rotate through the bevel gear on one hand, the sliding rod drives the rotating cylinder to rotate, the rotating cylinder drives the other sliding rod to rotate to drive the rotating rod in the other sliding block, the rotating rod rotates on the other hand to drive the middle rod to rotate through the gear, the middle rod drives the worm wheel ring to rotate unidirectionally through the worm section, and the worm wheel ring drives the fastening cylinder to drive the cleaning pipe to rotate to finish the subsequent welding.
Further, two fastening structures are arranged on the fastening cylinder of each fastening assembly in a front-back distribution mode and used for enabling the fastening of the cleaning pipe to be stable.
Further, the approaching assembly comprises a bidirectional screw rod; the axis of the bidirectional screw rod is rotationally arranged on the frame along the front and back arrangement; two thread sections with opposite spiral directions are arranged on the bidirectional screw rod; the bidirectional screw rod is in threaded fit with the sliding block; the end part of the bidirectional screw rod is fixedly provided with a second rotating handle. The second rotating handle is rotated to drive the two sliding blocks to approach each other.
The beneficial effects of the utility model are as follows: when the pipe diameters of the clean pipe assembly to be welded are different, the clean pipe to be welded passes through the fastening cylinder, the coaxial fastening device is used for coaxially fastening the clean pipe to be welded, the approaching component drives the two sliding blocks to approach each other so as to adjust the distance between the clean pipes, and the unidirectional rotating device drives the two fastening components to drive the clean pipe assembly to rotate so as to continuously finish subsequent welding after the clean pipe assembly is partially welded.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic view of a clean pipe assembly welding device according to an embodiment of the present utility model;
FIG. 2 is a side view of an embodiment of the present utility model;
FIG. 3 is a schematic view of a fastening of a clean pipe according to an embodiment of the present utility model;
FIG. 4 is a cross-sectional view of an embodiment of the present utility model;
fig. 5 is an enlarged view at a in fig. 4.
In the figure: 100. a frame; 110. a slide block; 120. a two-way screw rod; 130. a second rotating handle; 200. a coaxial fastening device; 210. a fastening cylinder; 220. a hydraulic chamber; 221. a partition plate; 222. an inner cavity; 223. an outer cavity; 224. piston rings; 225. a communication groove; 230. a hydraulic cylinder; 231. a fastening plate; 241. a drive cylinder; 242. a mating cylinder; 243. a swivel; 310. a worm gear ring; 320. a rotating lever; 321. a first rotating handle; 330. an intermediate lever; 341. a rotating drum; 342. and a slide bar.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the like or similar elements throughout or elements having the same or similar functions. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The features of the utility model "first", "second" and the like in the description and in the claims may be used for the explicit or implicit inclusion of one or more such features. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
An embodiment of a clean pipe assembly welding device according to the present utility model, as shown in fig. 1 to 5, includes a frame 100, a coaxial fastening device 200, and a unidirectional rotation device.
The frame 100 is disposed front to back. Two sliders 110 are symmetrically provided on the frame 100 in front and rear. The slider 110 is slidably mounted on the frame 100. An approaching assembly is arranged between the two sliders 110, and the approaching assembly is used for driving the two sliders 110 to approach each other so as to adjust the distance between the clean pipelines.
The coaxial fastening device 200 includes two fastening components symmetrically disposed front to back. The fastening component is used for coaxially assembling clean pipes with different pipe diameters to be welded. The fastening assembly is disposed on the slider 110 and includes a fastening cylinder 210, a fastening structure, and a driving structure.
The fastening cylinder 210 is disposed in front of and behind the axis, and is rotatably mounted on the slider 110 by an annular slide rail. The fastening barrels 210 of the two fastening assemblies are coaxially disposed. The wall of the fastening cylinder 210 is hollow and provided with a hydraulic chamber 220. An annular partition 221 is coaxially provided in the hydraulic chamber 220. The partition 221 divides the hydraulic chamber 220 into an inner chamber 222 and an outer chamber 223. The interior cavity 222 is disposed proximate the fastening barrel 210 axis. The partition 221 is provided with a communication groove 225 at one end near the center of the housing 100 to communicate the inner chamber 222 with the outer chamber 223. A piston ring 224 is slidably mounted in the outer chamber 223 at an end remote from the center of the housing 100.
The fastening structure includes a plurality of hydraulic cylinders 230 uniformly distributed along the circumference of the fastening cylinder 210. In other embodiments, two fastening structures are provided on each fastening cylinder 210 in a front-to-rear distribution to make the fastening of the cleaning tube more stable. The hydraulic cylinder 230 is disposed radially along the fastening cylinder 210, and one end remote from the axis of the fastening cylinder 210 is fixed to the inner side wall of the fastening cylinder 210. A piston plate is slidably mounted within the hydraulic cylinder 230. The piston plate separates the hydraulic cylinder 230 into an inner cylinder and an outer cylinder that are non-conductive to each other. The inner barrel is disposed proximate the fastening barrel 210 axis. The outer barrel is disposed away from the fastening barrel 210 axis. The outer barrel is in communication with the inner chamber 222. The outer cylinder is filled with hydraulic oil. The piston plate is hinged at one end near the axis of the fastening cylinder 210 with a fastening plate 231 by a connecting rod.
The driving structure is arranged on the piston ring 224 and comprises a driving cylinder 241 and a matching cylinder 242. The driving cylinder 241 is fixedly connected with the piston ring 224 through a connecting rod. The fitting cylinder 242 is coaxially provided within the driving cylinder 241, and the fitting cylinder 242 is fixed to an end of the fastening cylinder 210 remote from the center of the frame 100. The engagement cylinder 242 and the driving cylinder 241 are screw-engaged. A swivel 243 is fixed to the outside of the driving cylinder 241. When the cleaning pipe to be welded passes through the fastening cylinder 210, an operator rotates the swivel 243 by hand to drive the driving cylinder 241 to rotate so as to drive the piston ring 224 to press the hydraulic oil in the outer cavity 223 into the inner cavity 222, then the inner cavity 222 enters the outer cylinder to drive the fastening plate 231 to approach the cleaning pipe, the same inner cavity 222 is used for supplying the hydraulic oil to enable the fastening plate 231 to apply the same plurality of pressures to the cleaning pipe so as to fasten the cleaning pipe at the axis of the fastening cylinder 210, the fastening cylinders 210 of the two fastening assemblies are coaxially arranged to fasten the corresponding cleaning pipes respectively, so that the cleaning pipes to be welded are coaxially assembled, and the welding efficiency of the cleaning pipe assembly is improved.
The unidirectional rotation device comprises a unidirectional rotation assembly and a transmission assembly. The two unidirectional rotating assemblies are symmetrically arranged front and back, and each unidirectional rotating assembly comprises a worm wheel ring 310 and a rotating rod 320. The worm gear ring 310 is coaxially fixed outside the fastening barrel 210. An intermediate lever 330 is rotatably mounted below the worm gear ring 310. The intermediate lever 330 is provided with a worm section. The worm section of the intermediate lever 330 is in meshed drive with the worm gear ring 310. The rotating lever 320 is provided below the intermediate lever 330 and rotatably installed in the slider 110. The rotation lever 320 and the intermediate lever 330 are geared. The end of one of the rotation bars 320 extending out of the slider 110 is fixedly provided with a first rotation handle 321. The transmission assembly is arranged between the two sliders 110 and comprises a rotary drum 341 and a sliding rod 342. The drum 341 is rotatably mounted on the frame 100 in a back-and-forth arrangement. The slide bar 342 is provided with two symmetrically front and rear. The slide bar 342 is inserted in the drum 341 to slide back and forth. The end of the slide bar 342 near the intermediate bar 330 and the intermediate bar 330 are driven by bevel gears. When the assembly of the clean pipes is completed and the clean pipes are required to be rotated to continue to complete the subsequent welding, the first rotating handle 321 is rotated to rotate the rotating rod 320, the rotating rod 320 drives the sliding rod 342 to rotate through the bevel gear, the sliding rod 342 drives the rotating cylinder 341 to rotate, the rotating cylinder 341 drives the other sliding rod 342 to rotate so as to drive the rotating rod 320 in the other sliding block 110, the rotating rod 320 drives the middle rod 330 to rotate through the gear, the middle rod 330 drives the worm wheel ring 310 to rotate unidirectionally through the worm section, and the worm wheel ring 310 drives the fastening cylinder 210 to drive the clean pipes to rotate so as to complete the subsequent welding. The unidirectional rotation device prevents the fastening cylinder from rotating when the driving cylinder rotates to drive the piston ring to move forwards and backwards.
In this embodiment, the proximity assembly includes a bi-directional lead screw 120. The bidirectional screw 120 is rotatably mounted on the frame 100 with its axis disposed in a front-to-rear arrangement. Two thread segments with opposite spiral directions are arranged on the bidirectional screw rod 120. The bidirectional screw 120 is screw-engaged with the slider 110. The end of the bidirectional screw 120 is fixedly provided with a second rotary handle 130. The second knob 130 is rotated to drive the two sliders 110 toward each other.
In combination with the above embodiment, the use principle and working process of the present utility model are as follows: when the cleaning pipe assembly to be welded has different pipe diameters, the cleaning pipes to be welded firstly pass through the corresponding fastening barrels 210 respectively, and when the cleaning pipe assembly is used, an assembly operator rotates the swivel 243 by hand to drive the driving barrel 241 to rotate so as to drive the piston ring 224 to press the hydraulic oil in the outer cavity 223 into the inner cavity 222, then the inner cavity 222 enters the outer barrel to drive the fastening plate 231 to approach the cleaning pipes, the same inner cavity 222 is used for supplying the hydraulic oil to enable the fastening plate 231 to apply the same plurality of pressures to the cleaning pipes so as to fasten the cleaning pipes at the axial line of the fastening barrel 210, and the fastening barrels 210 of the two fastening assemblies are coaxially arranged to fasten the corresponding cleaning pipes respectively, so that the cleaning pipes to be welded are coaxially assembled, and the welding efficiency of the cleaning pipe assembly is improved. The second handle 130 is rotated to drive the two sliders 110 toward each other to adjust the interval between the clean pipes to facilitate welding of the clean pipes.
When the assembly of the clean pipes is completed and the clean pipes are required to be rotated to continue to complete the subsequent welding, the first rotating handle 321 is rotated to rotate the rotating rod 320, the rotating rod 320 drives the sliding rod 342 to rotate through the bevel gear, the sliding rod 342 drives the rotating cylinder 341 to rotate, the rotating cylinder 341 drives the other sliding rod 342 to rotate so as to drive the rotating rod 320 in the other sliding block 110, the rotating rod 320 drives the middle rod 330 to rotate through the gear, the middle rod 330 drives the worm wheel ring 310 to rotate unidirectionally through the worm section, and the worm wheel ring 310 drives the fastening cylinder 210 to drive the clean pipes to rotate so as to complete the subsequent welding.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a clean pipeline group butt welding device which characterized in that: comprises a frame (100), a coaxial fastening device (200) and a unidirectional rotation device;
the frame (100) is arranged front and back; two sliding blocks (110) are symmetrically arranged on the frame (100) front and back; the sliding block (110) is slidably arranged on the frame (100); a close component is arranged between the two sliding blocks (110);
the coaxial fastening device (200) comprises two fastening components which are symmetrically arranged front and back; the fastening component is used for coaxially assembling clean pipes with different pipe diameters to be welded;
the unidirectional rotation device is used for driving the two fastening components to drive the clean pipeline assembly to rotate so as to continuously finish subsequent welding after the welding of the clean pipeline assembly part is finished.
2. The clean pipe fitting-up welding apparatus of claim 1, wherein: the fastening component is arranged on the sliding block (110) and comprises a fastening cylinder (210), a fastening structure and a driving structure;
the axis of the fastening cylinder (210) is arranged back and forth and is rotatably arranged on the sliding block (110); the fastening cylinders (210) of the two fastening assemblies are coaxially arranged; the cylinder wall of the fastening cylinder (210) is hollow and is provided with a hydraulic cavity (220); an annular partition plate (221) is coaxially arranged in the hydraulic cavity (220); the partition plate (221) divides the hydraulic chamber (220) into an inner chamber (222) and an outer chamber (223); the inner cavity (222) is arranged close to the axis of the fastening cylinder (210); one end of the partition plate (221) close to the center of the frame (100) is provided with a communication groove (225) so as to communicate the inner cavity (222) with the outer cavity (223); a piston ring (224) is slidably arranged at one end, far away from the center of the frame (100), in the outer cavity (223);
the fastening structure comprises a plurality of hydraulic cylinders (230) which are uniformly distributed along the circumference of the fastening cylinder (210); the hydraulic cylinder (230) is radially arranged along the fastening cylinder (210), and one end far away from the axis of the fastening cylinder (210) is fixed on the inner side wall of the fastening cylinder (210); a piston plate is slidably mounted in the hydraulic cylinder (230); the piston plate separates the hydraulic cylinder (230) into an inner cylinder and an outer cylinder which are not communicated with each other; the inner cylinder is arranged close to the axis of the fastening cylinder (210); the outer cylinder is arranged far away from the axis of the fastening cylinder (210); the outer cylinders are communicated with the inner cavity (222); hydraulic oil is filled in the outer cylinder; one end of the piston plate, which is close to the axis of the fastening cylinder (210), is hinged with a fastening plate (231) through a connecting rod;
the driving structure is arranged on the piston ring (224); the driving structure is used for driving the piston ring (224) to slide in the outer cavity (223) so as to press hydraulic oil in the outer cavity (223) into the inner cavity (222), then the inner cavity (222) enters the outer cylinder, the fastening plate (231) is driven to approach the clean pipe, the same inner cavity (222) is used for supplying hydraulic oil, the fastening plate (231) applies the same plurality of pressures to the clean pipe so as to fasten the clean pipe at the axis of the fastening barrel (210), and the fastening barrels (210) of the two fastening assemblies are coaxially arranged so that the clean pipes to be welded are coaxially assembled.
3. The clean pipe fitting-up welding apparatus of claim 2, wherein: the driving structure comprises a driving cylinder (241) and a matching cylinder (242); the driving cylinder (241) is fixedly connected with the piston ring (224) through a connecting rod; the matching cylinder (242) is coaxially arranged in the driving cylinder (241) and is fixed at one end of the fastening cylinder (210) far away from the center of the frame (100); the matching cylinder (242) is in threaded matching with the driving cylinder (241); a swivel (243) is fixed on the outer side of the driving cylinder (241).
4. A clean pipe fitting-up welding apparatus according to claim 3, wherein: the unidirectional rotation device comprises a unidirectional rotation assembly and a transmission assembly; the two unidirectional rotating assemblies are symmetrically arranged front and back, and each unidirectional rotating assembly comprises a worm wheel ring (310) and a rotating rod (320); the worm wheel ring (310) is coaxially fixed outside the fastening cylinder (210); an intermediate rod (330) is rotatably arranged below the worm wheel ring (310); the middle rod (330) is provided with a worm section; the worm section of the middle rod (330) is meshed with the worm wheel ring (310); the rotating rod (320) is arranged below the middle rod (330) and is rotatably arranged in the sliding block (110); the rotating rod (320) and the middle rod (330) are driven by gears; the end part of one rotating rod (320) extending out of the sliding block (110) is fixedly provided with a first rotating handle (321); the transmission assembly is arranged between the two sliding blocks (110) and comprises a rotary drum (341) and a sliding rod (342); the rotary drum (341) is rotatably arranged on the frame (100) along the front and back arrangement; the two slide bars (342) are symmetrically arranged at the front and the back; the sliding rod (342) is inserted in the rotary drum (341) in a sliding way back and forth; one end of the sliding rod (342) close to the middle rod (330) and the middle rod (330) are driven by bevel gears.
5. The clean pipe assembly welding apparatus of claim 4, wherein: two fastening structures on the fastening cylinder (210) of each fastening assembly are distributed front and back.
6. The clean pipe fitting-up welding apparatus of claim 1, wherein: the proximity assembly includes a bi-directional lead screw (120); the axis of the bidirectional screw rod (120) is rotatably arranged on the frame (100) along the front and back arrangement; two thread sections with opposite spiral directions are arranged on the two-way screw rod (120); the bidirectional screw rod (120) is in threaded fit with the sliding block (110); the end part of the bidirectional screw rod (120) is fixedly provided with a second rotating handle (130).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321877125.3U CN219542184U (en) | 2023-07-18 | 2023-07-18 | Clean pipeline assembly welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321877125.3U CN219542184U (en) | 2023-07-18 | 2023-07-18 | Clean pipeline assembly welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219542184U true CN219542184U (en) | 2023-08-18 |
Family
ID=87707407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321877125.3U Active CN219542184U (en) | 2023-07-18 | 2023-07-18 | Clean pipeline assembly welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219542184U (en) |
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2023
- 2023-07-18 CN CN202321877125.3U patent/CN219542184U/en active Active
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