CN114029693A - Automatic welding device and welding method for butt joint processing of pipelines - Google Patents
Automatic welding device and welding method for butt joint processing of pipelines Download PDFInfo
- Publication number
- CN114029693A CN114029693A CN202111240356.9A CN202111240356A CN114029693A CN 114029693 A CN114029693 A CN 114029693A CN 202111240356 A CN202111240356 A CN 202111240356A CN 114029693 A CN114029693 A CN 114029693A
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- Prior art keywords
- clamping
- welding
- butt joint
- steel pipe
- adjusting screw
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0533—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor external pipe alignment clamps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses an automatic welding device and a welding method for butt joint processing of pipelines, which comprises a workbench: the fixed seats are connected to the left side and the right side of the upper end surface of the workbench; the clamping frame body is fixedly connected to the upper side position of the fixed seat; the side cover plates are connected to the left side and the right side of the clamping frame body; and the clamping adjusting mechanism is arranged in the clamping frame body. This automatic welding set is used in pipeline butt joint processing can be convenient for carry out quick stable centre gripping fixed to the steel pipe to can effectual assurance steel pipe butt joint precision and stability, improved steel pipe welding's quality, and can be convenient for carry out even welding to the steel pipe voluntarily, thereby improved steel pipe welding processing's efficiency, and can be convenient for weld the steel pipe of different diameters through the regulation of interval adjustment mechanism, thereby improved this welding set's suitability.
Description
Technical Field
The invention relates to the technical field of pipeline welding, in particular to an automatic welding device and a welding method for butt joint processing of pipelines.
Background
Steel pipes are very common in industrial production, are often used for conveying media such as water, gas and oil, and when the steel pipes are connected into pipelines, a welding process is needed, so that a steel pipe welding device is needed, but the existing steel pipe welding device has the following defects:
1. the existing steel pipe welding device is inconvenient for quickly and stably clamping and fixing the steel pipe to be welded, and the existing steel pipe welding is difficult to accurately butt joint the pipeline joint, so that the quality of steel pipe welding is influenced, and the operation of fixing the steel pipe is complex;
2. the existing steel pipe welding basically adopts manual welding, the manual welding uniformity is poor, and the welding speed is slow, so that the steel pipe welding efficiency is low;
therefore, an automatic welding device for butt-joint processing of pipelines is needed to solve the above problems.
Disclosure of Invention
The invention aims to provide an automatic welding device for butt joint processing of pipelines, which aims to solve the problems that the existing steel pipe welding device is inconvenient to rapidly and stably clamp and fix steel pipes to be welded and has low welding efficiency in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a pipeline butt joint processing is with automatic welding set, includes the workstation:
the fixed seats are connected to the left side and the right side of the upper end surface of the workbench;
the clamping frame body is fixedly connected to the upper side position of the fixed seat;
the side cover plates are connected to the left side and the right side of the clamping frame body;
the clamping adjusting mechanism is arranged inside the clamping frame body;
the welding fixing ring is fixedly connected to the middle position of the upper end face of the fixing seat;
the inner gear ring is rotatably connected to the inside of the welding fixing ring;
the driving motor is connected to the lower side position of the right end face of the welding fixing ring;
the driving gear is connected to a rotating shaft of the driving motor in a key mode, and the driving gear is meshed with the inner gear ring in a mutual meshing mode;
the distance adjusting mechanism is arranged on the left end face of the inner gear ring;
and the welding head is connected to one side position of the spacing adjusting mechanism.
By adopting the technical scheme, the steel pipe can be clamped and fixed quickly and stably through the clamping and adjusting mechanism, the welding head can be driven to automatically weld the steel pipe through the rotation of the inner gear ring, and the steel pipes with different diameters can be welded through the adjustment of the spacing adjusting mechanism.
Preferably, centre gripping adjustment mechanism is including rotating frame, arc piece, go-between, ejector pad, centre gripping adjusting screw, fixed frame, flexible post, reset spring and grip block:
the rotating frame is rotatably connected to the inside of the clamping frame body;
the arc blocks are circumferentially and equidistantly arranged on the inner wall of the rotating frame;
the connecting ring is fixedly connected to the side surface of the upper end of the rotating frame;
the push block is connected with the connecting ring through a shaft;
the clamping adjusting screw is in threaded connection with the side wall of the clamping frame body, and the rear end of the clamping adjusting screw is connected with the push block bearing;
the fixing frame is fixedly connected to the side wall of the side cover plate;
the telescopic column is flexibly connected to the side surface of the fixed frame;
the return spring is arranged on the side surface of the telescopic column;
the clamping block is fixedly connected to one end of the telescopic column.
By adopting the technical scheme, the clamping block can be driven to clamp the steel pipe quickly and stably by rotating the clamping adjusting screw rod.
Preferably, the distance adjusting mechanism comprises a sliding groove, a sliding block and a distance adjusting screw:
the sliding groove is arranged on the left end face of the inner gear ring;
the sliding block is connected inside the sliding groove in a sliding mode, and the welding head is fixedly connected to the left end face of the sliding block;
and the distance adjusting screw is connected with the side surface of the inner gear ring through a bearing and is in threaded connection with the sliding block.
By adopting the technical scheme, the distance from the butt joint to the side wall of the steel pipe can be conveniently adjusted by rotating the spacing adjusting screw, so that the steel pipes with different diameters can be conveniently welded, and the applicability of the welding device is improved.
Preferably, the clamping block is arc-shaped, and the clamping blocks are circumferentially distributed in the fixing frame at equal intervals.
By adopting the technical scheme, the clamping block which is arc-shaped in structural shape can be used for conveniently laminating and clamping the side wall of the steel pipe, and the clamping block can be conveniently distributed in the fixing frame in a self-centering manner through the equidistant circumference of the clamping block, so that the clamping block can clamp the steel pipe, and the clamping precision is ensured.
Preferably, the front end of the clamping adjusting screw is fixedly connected with a rocking handle.
By adopting the technical scheme, the swing handle fixedly connected with the front end of the clamping adjusting screw rod can be used for controlling the clamping adjusting screw rod to rotate conveniently.
Preferably, the lower end of the welding head faces the circle center of the welding fixing ring.
By adopting the technical scheme, the welding head can be kept in a vertical state with the tangent of the outer side surface of the steel pipe all the time, so that the welding precision is ensured.
Compared with the prior art, the invention has the beneficial effects that: this automatic welding set is used in pipeline butt joint processing can be convenient for carry out quick stable centre gripping fixed to the steel pipe to can effectual assurance steel pipe butt joint precision and stability, improved steel pipe welding's quality, and can be convenient for carry out even welding to the steel pipe voluntarily, thereby improved steel pipe welding processing's efficiency, and can be convenient for weld the steel pipe of different diameters through the regulation of interval adjustment mechanism, thereby improved this welding set's suitability:
1. the rocking handle is shaken to drive the clamping adjusting screw to rotate, the clamping adjusting screw moves towards the inside of the clamping frame body under the action of threads, so that the push block pushes the connecting ring, the connecting ring is driven by a driving force to drive the rotating frame to rotate, an arc-shaped block arranged in the rotating frame extrudes the telescopic column, and the telescopic column is pressed to drive the clamping block connected with one end of the telescopic column to clamp the steel pipe, so that the steel pipe can be clamped and fixed quickly and stably, and the precision and the stability of steel pipe butt joint are effectively guaranteed;
2. by starting the driving motor, the driving motor rotates to drive the driving gear to rotate, so that the driving gear drives the inner gear ring to rotate in the welding fixing ring, the inner gear ring rotates to drive the welding head to do uniform circular motion around the steel pipe, automatic welding operation on the steel pipe is realized, uniform welding on the steel pipe can be performed automatically, and the welding processing efficiency of the steel pipe is improved;
3. through rotating the interval adjusting screw, the interval adjusting screw drives the sliding block and slides from top to bottom in the spout for the interval of soldered connection to the solid fixed ring centre of a circle of welding is adjusted, realizes the welding operation to different diameter steel pipes, thereby can be convenient for weld the steel pipe of different diameters through the regulation of interval adjustment mechanism, has improved this welding set's suitability.
Drawings
FIG. 1 is a front perspective view of the present invention;
FIG. 2 is an enlarged view of point A of FIG. 1 according to the present invention;
FIG. 3 is a schematic diagram of an explosive structure according to the present invention;
FIG. 4 is a schematic view of a clamping adjustment mechanism according to the present invention;
FIG. 5 is an enlarged view of point B of FIG. 4 according to the present invention;
fig. 6 is a schematic structural diagram of the spacing adjustment mechanism of the present invention.
In the figure: 1. a work table; 2. a fixed seat; 3. clamping the frame body; 4. a side cover plate; 5. a clamping adjustment mechanism; 501. rotating the frame; 502. an arc-shaped block; 503. a connecting ring; 504. a push block; 505. clamping an adjusting screw; 506. a fixing frame; 507. a telescopic column; 508. a return spring; 509. a clamping block; 6. welding the fixing ring; 7. an inner gear ring; 8. a drive motor; 9. a drive gear; 10. a spacing adjustment mechanism; 1001. a chute; 1002. a slider; 1003. a spacing adjusting screw; 11. and (5) welding a head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution:
the utility model provides a pipeline butt joint processing is with automatic welding set, includes workstation 1:
the fixed seat 2 is connected to the left side and the right side of the upper end surface of the workbench 1; the clamping frame body 3 is fixedly connected to the upper side position of the fixed seat 2; side cover plates 4, wherein the side cover plates 4 are connected to the left and right sides of the clamping frame body 3; the clamping adjusting mechanism 5 is arranged in the clamping frame body 3; the clamping adjusting mechanism 5 comprises a rotating frame 501, an arc-shaped block 502, a connecting ring 503, a pushing block 504, a clamping adjusting screw 505, a fixing frame 506, a telescopic column 507, a return spring 508 and a clamping block 509: a rotating frame 501, the rotating frame 501 is rotatably connected to the inside of the holding frame 3; the arc blocks 502 are circumferentially and equidistantly arranged on the inner wall of the rotating frame 501; a connection ring 503, the connection ring 503 is fixedly connected to the upper end side of the rotating frame 501; a push block 504, wherein the push block 504 is connected with the connecting ring 503 through a shaft; the clamping adjusting screw 505 is in threaded connection with the side wall of the clamping frame body 3, and the rear end of the clamping adjusting screw 505 is in bearing connection with the push block 504; the front end of the clamping adjusting screw 505 is fixedly connected with a rocking handle; a fixing frame 506, wherein the fixing frame 506 is fixedly connected to the side wall of the side cover plate 4; the telescopic column 507, the telescopic column 507 is flexibly connected to the side of the fixed frame 506; the return spring 508, the return spring 508 is set up on the side of the telescopic column 507; a clamping block 509, wherein the clamping block 509 is fixedly connected to one end of the telescopic column 507; the clamping blocks 509 are arc-shaped in structure, and the clamping blocks 509 are circumferentially distributed in the fixing frame 506 at equal intervals; when needs carry out the centre gripping fixed to the steel pipe, through the middle part position with the steel pipe passes centre gripping framework 3, wave the rocking handle and drive centre gripping adjusting screw 505 and rotate, centre gripping adjusting screw 505 is to centre gripping framework 3 internal motion under the effect of screw thread, make ejector pad 504 promote go-between 503, go-between 503 receives the driving force and drives and rotate frame 501 and produce the rotation, make the inside arc piece 502 that sets up of rotating frame 501 extrude flexible post 507, flexible post 507 drives the grip block 509 of its one end connection after the pressurized and carries out the centre gripping to the steel pipe, thereby the realization is fixed to steel pipe fast and stable.
The welding fixing ring 6 is fixedly connected to the middle position of the upper end face of the fixing seat 2; the inner gear ring 7 is rotationally connected inside the welding fixing ring 6; the driving motor 8 is connected to the lower side position of the right end face of the welding fixing ring 6; the driving gear 9 is in key connection with a rotating shaft of the driving motor 8, and the driving gear 9 is in meshed connection with the inner gear ring 7; after the connecting ends of the two steel pipes are fixedly connected in a butt joint mode, the driving motor 8 is started, the driving motor 8 rotates to drive the driving gear 9 to rotate, the driving gear 9 drives the inner gear ring 7 to rotate in the welding fixing ring 6, the inner gear ring 7 rotates to drive the welding head 11 to do uniform-speed circular motion around the steel pipes, and therefore automatic welding operation of the steel pipes is achieved.
The distance adjusting mechanism 10 is arranged on the left end face of the inner gear ring 7; the pitch adjustment mechanism 10 includes a slide groove 1001, a slide block 1002, and a pitch adjustment screw 1003: a chute 1001, the chute 1001 being provided on the left end surface of the inner ring gear 7; a sliding block 1002, the sliding block 1002 is slidably connected inside the sliding groove 1001, and the welding head 11 is fixedly connected to the left end surface of the sliding block 1002; the distance adjusting screw 1003 is connected to the side face of the inner toothed ring 7 through a bearing, and the distance adjusting screw 1003 is in threaded connection with the sliding block 1002; a welding head 11, wherein the welding head 11 is connected to one side position of the spacing adjusting mechanism 10; the lower end of the welding head 11 faces the circle center position of the welding fixing ring 6; when steel pipes with different diameters need to be welded, the distance adjusting screw 1003 is rotated, the distance adjusting screw 1003 drives the sliding block 1002 to slide up and down in the sliding groove 1001, so that the distance from the welding head 11 to the circle center of the welding fixing ring 6 is adjusted, and welding operation of the steel pipes with different diameters is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a pipeline butt joint processing is with automatic welding set, includes the workstation, its characterized in that still includes:
the fixed seats are connected to the left side and the right side of the upper end surface of the workbench;
the clamping frame body is fixedly connected to the upper side position of the fixed seat;
the side cover plates are connected to the left side and the right side of the clamping frame body;
the clamping adjusting mechanism is arranged inside the clamping frame body;
the welding fixing ring is fixedly connected to the middle position of the upper end face of the fixing seat;
the inner gear ring is rotatably connected to the inside of the welding fixing ring;
the driving motor is connected to the lower side position of the right end face of the welding fixing ring;
the driving gear is connected to a rotating shaft of the driving motor in a key mode, and the driving gear is meshed with the inner gear ring in a mutual meshing mode;
the distance adjusting mechanism is arranged on the left end face of the inner gear ring;
and the welding head is connected to one side position of the spacing adjusting mechanism.
2. The automatic welding device for the butt joint processing of the pipelines according to claim 1, wherein the clamping adjusting mechanism comprises a rotating frame, an arc-shaped block, a connecting ring, a pushing block, a clamping adjusting screw, a fixing frame, a telescopic column, a reset spring and a clamping block:
the rotating frame is rotatably connected to the inside of the clamping frame body;
the arc blocks are circumferentially and equidistantly arranged on the inner wall of the rotating frame;
the connecting ring is fixedly connected to the side surface of the upper end of the rotating frame;
the push block is connected with the connecting ring through a shaft;
the clamping adjusting screw is in threaded connection with the side wall of the clamping frame body, and the rear end of the clamping adjusting screw is connected with the push block bearing;
the fixing frame is fixedly connected to the side wall of the side cover plate;
the telescopic column is flexibly connected to the side surface of the fixed frame;
the return spring is arranged on the side surface of the telescopic column;
the clamping block is fixedly connected to one end of the telescopic column.
3. The automatic welding device for the butt joint processing of the pipelines as claimed in claim 1, wherein the spacing adjusting mechanism comprises a sliding groove, a sliding block and a spacing adjusting screw:
the sliding groove is arranged on the left end face of the inner gear ring;
the sliding block is connected inside the sliding groove in a sliding mode, and the welding head is fixedly connected to the left end face of the sliding block;
and the distance adjusting screw is connected with the side surface of the inner gear ring through a bearing and is in threaded connection with the sliding block.
4. The automatic welding device for the butt joint processing of the pipelines as claimed in claim 2, wherein: the clamping block is arc-shaped, and the equidistant circumferences of the clamping blocks are distributed in the fixed frame.
5. The automatic welding device for the butt joint processing of the pipelines as claimed in claim 4, wherein: the front end of the clamping adjusting screw is fixedly connected with a rocking handle.
6. The automatic welding device for the butt joint processing of the pipelines as claimed in claim 1, wherein: the lower end of the welding head faces the circle center of the welding fixing ring.
7. An automated welding method for butt joint processing of pipelines, which is realized based on the welding device of any one of claims 1 to 6, and is characterized by comprising the following steps:
s1, the steel pipe penetrates through the middle position of the clamping frame body, the rocking handle is shaken to drive the clamping adjusting screw to rotate, the clamping adjusting screw moves towards the inside of the clamping frame body under the action of threads, the push block pushes the connecting ring, the connecting ring is driven by a pushing force to drive the rotating frame to rotate, an arc-shaped block arranged inside the rotating frame extrudes the telescopic column, and the telescopic column drives the clamping block connected with one end of the telescopic column to clamp the steel pipe after being pressed, so that the steel pipe is fixed quickly and stably;
s2, after the connecting ends of the two steel pipes are in butt joint and fixed, the driving motor is started to rotate to drive the driving gear to rotate, so that the driving gear drives the inner gear ring to rotate in the welding fixing ring, and the inner gear ring rotates to drive the welding head to do uniform-speed circular motion around the steel pipes, so that automatic welding operation of the steel pipes is realized;
s3, when steel pipes with different diameters are required to be welded, the distance adjusting screw rod is rotated to drive the sliding block to slide up and down in the sliding groove, so that the distance from the welding head to the circle center of the welding fixing ring is adjusted, and the welding operation of the steel pipes with different diameters is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111240356.9A CN114029693A (en) | 2021-10-25 | 2021-10-25 | Automatic welding device and welding method for butt joint processing of pipelines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111240356.9A CN114029693A (en) | 2021-10-25 | 2021-10-25 | Automatic welding device and welding method for butt joint processing of pipelines |
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| Publication Number | Publication Date |
|---|---|
| CN114029693A true CN114029693A (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111240356.9A Withdrawn CN114029693A (en) | 2021-10-25 | 2021-10-25 | Automatic welding device and welding method for butt joint processing of pipelines |
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| CN (1) | CN114029693A (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114453805A (en) * | 2022-04-13 | 2022-05-10 | 湖北欧鑫科技有限公司 | Waterproof mechanical automatic rotating welding machine for garden construction |
| CN114700645A (en) * | 2022-04-13 | 2022-07-05 | 扬州万丰机械制造有限公司 | Automatic pipe welding machine with clamping pipe structure |
| CN114799545A (en) * | 2022-03-29 | 2022-07-29 | 济南金威刻科技发展有限公司 | Ground rail type large-breadth high-end intelligent laser groove cutting device |
| CN115213591A (en) * | 2022-07-13 | 2022-10-21 | 马鞍山市飞达波纹管制造有限公司 | Bellows joint fusion welding device |
| CN115446430A (en) * | 2022-10-14 | 2022-12-09 | 中国核工业第五建设有限公司 | Pipeline assembly welding integrated machine head |
| CN115781132A (en) * | 2023-01-04 | 2023-03-14 | 江苏麦加光电科技有限公司 | Welding device for street lamp pole production |
| CN115870689A (en) * | 2023-01-13 | 2023-03-31 | 无锡伟星环保科技有限公司 | Automatic butt welding device for steel-lined plastic storage tank barrel |
| CN116174984A (en) * | 2023-03-30 | 2023-05-30 | 江苏科技大学 | Automatic welding device for ship pipelines |
| CN116900491A (en) * | 2023-09-13 | 2023-10-20 | 南越建设管理有限公司 | Welding device and welding method for engineering pipe fitting |
| CN116952731A (en) * | 2023-06-25 | 2023-10-27 | 江苏爱艺威精密科技有限公司 | Metal material detection device |
| CN117001202A (en) * | 2023-09-28 | 2023-11-07 | 创禧建设发展(北京)有限公司 | Sewage pipeline welding device for sewage treatment |
| CN117123937A (en) * | 2023-10-08 | 2023-11-28 | 江苏优顺激光智能装备有限公司 | Laser cutting machine with size adjustable chuck |
| CN117300513A (en) * | 2023-11-23 | 2023-12-29 | 江苏哲哲建设工程有限公司 | Fixed bolster is used in engineering construction pipeline welding |
| CN117697425A (en) * | 2024-01-11 | 2024-03-15 | 山东华烨不锈钢制品集团有限公司 | Special gas welding equipment for stainless steel pipe |
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| CN114453805B (en) * | 2022-04-13 | 2022-06-21 | 湖北欧鑫科技有限公司 | Waterproof mechanical automatic rotating welding machine for garden construction |
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| CN114453805A (en) * | 2022-04-13 | 2022-05-10 | 湖北欧鑫科技有限公司 | Waterproof mechanical automatic rotating welding machine for garden construction |
| CN115213591A (en) * | 2022-07-13 | 2022-10-21 | 马鞍山市飞达波纹管制造有限公司 | Bellows joint fusion welding device |
| CN115446430A (en) * | 2022-10-14 | 2022-12-09 | 中国核工业第五建设有限公司 | Pipeline assembly welding integrated machine head |
| CN115781132B (en) * | 2023-01-04 | 2023-11-14 | 江苏麦加光电科技有限公司 | Welding set is used in street lamp pole production |
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| CN116174984B (en) * | 2023-03-30 | 2024-07-19 | 江苏科技大学 | Automatic welding device for ship pipelines |
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| CN116900491A (en) * | 2023-09-13 | 2023-10-20 | 南越建设管理有限公司 | Welding device and welding method for engineering pipe fitting |
| CN117001202A (en) * | 2023-09-28 | 2023-11-07 | 创禧建设发展(北京)有限公司 | Sewage pipeline welding device for sewage treatment |
| CN117001202B (en) * | 2023-09-28 | 2023-12-22 | 创禧建设发展(北京)有限公司 | Sewage pipeline welding device for sewage treatment |
| CN117123937A (en) * | 2023-10-08 | 2023-11-28 | 江苏优顺激光智能装备有限公司 | Laser cutting machine with size adjustable chuck |
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| CN117300513A (en) * | 2023-11-23 | 2023-12-29 | 江苏哲哲建设工程有限公司 | Fixed bolster is used in engineering construction pipeline welding |
| CN117817229A (en) * | 2023-12-04 | 2024-04-05 | 苏州乐风智能科技有限公司 | Welding device for lubricating pump parts |
| CN117697425A (en) * | 2024-01-11 | 2024-03-15 | 山东华烨不锈钢制品集团有限公司 | Special gas welding equipment for stainless steel pipe |
| CN117697425B (en) * | 2024-01-11 | 2024-05-14 | 山东华烨不锈钢制品集团有限公司 | Special gas welding equipment for stainless steel pipe |
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