CN104874898A - U-rib welding device and alignment mechanism thereof - Google Patents
U-rib welding device and alignment mechanism thereof Download PDFInfo
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- CN104874898A CN104874898A CN201510240135.XA CN201510240135A CN104874898A CN 104874898 A CN104874898 A CN 104874898A CN 201510240135 A CN201510240135 A CN 201510240135A CN 104874898 A CN104874898 A CN 104874898A
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- welding gun
- rib
- corner connection
- connection seam
- follower head
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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
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
- B23K9/028—Seam welding; Backing means; Inserts for curved planar seams
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
- B23K9/032—Seam welding; Backing means; Inserts for three-dimensional seams
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
- B23K9/127—Means for tracking lines during arc welding or cutting
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
- B23K9/127—Means for tracking lines during arc welding or cutting
- B23K9/1272—Geometry oriented, e.g. beam optical trading
- B23K9/1278—Using mechanical 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
- B23K9/00—Arc welding or cutting
- B23K9/24—Features related to electrodes
- B23K9/28—Supporting devices for electrodes
-
- 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
- B23K2101/28—Beams
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Geometry (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Resistance Welding (AREA)
Abstract
The invention discloses an alignment mechanism of a U-rib welding device. The alignment mechanism is used for aligning the welding gun of the welding device to the angle joint of the U-rib; the alignment mechanism comprises the welding gun, an angle joint tracking mechanism and a movable platform for carrying the welding gun and the angle joint tracking mechanism; in the moving direction of the welding gun during welding, the angle joint tracking mechanism is located on the front side of the welding gun; the angle joint tracking mechanism is provided with a tracking head; when the movable platform moves, a tracking head always moves along the angle joint, and the angle joint tracking mechanism adjusts the position of the welding gun according to the trajectory of the tracking head. The alignment mechanism is capable of guaranteeing that the welding gun is aligned to the angle joint during internal welding of the U-rib, guaranteeing the welding quality of the internal weld joint and welding the U-rib and a cover plate into a U-rib unit higher in stability, and consequently, the anti-fatigue degree of the welded U-rib unit can be increased. The invention also discloses a U-rib welding device.
Description
Technical field
The present invention relates to welding technology field, particularly, relate to a kind of U rib welder and aligning guide thereof.
Background technology
Steel box-girder is the important component part in bridge bearing structure, is mainly used in providing support, avoids bridge deformation.Steel box-girder generally comprises the structure such as top board, base plate, and described top board and base plate are generally welded by U rib and base plate.
At present, the angle welding between the U rib of steel box-girder and base plate all adopts outside single-sided welding.During from outside weldings, in order to reach the depth of penetration of designing requirement, outside U rib, bevel or employing big current weld usually.When adopting big current welding, the degree of stability of the electric current in welding process, voltage and speed of welding directly affects welding quality, is difficult to ensure welding quality; Outside U rib during bevel, process and be difficult to consistent with groove size during assembling, root face, gap, also directly can affect welding quality.
The above-mentioned welding manner various defect such as lack of penetration, incomplete fusion, overlap, depth of penetration be undesirable that often causes U rib inside to exist, makes U rib inside easily occur Kekelé structure count defect, has a strong impact on the intensity of weld seam.
In order to improve the weldquality of U rib, a kind of mode of improvement carries out two-sided welding the inside and outside of U rib weld seam, and because the structure space of U rib inside is less, what very difficult guarantee welding gun and corner connection were stitched aligns.
Therefore, designing a kind of aligning guide of U rib welder, can ensure that welding gun and U rib inner corners seam align in welding process, ensure welding quality, is the technical problem that those skilled in the art are badly in need of solving at present.
Summary of the invention
The object of this invention is to provide a kind of aligning guide of U rib welder, this aligning guide can ensure in welding process that welding gun and U rib inner corners seam align, and ensures welding quality.Another object of the present invention is to provide a kind of U rib welder.
For realizing above-mentioned skill object, the invention provides a kind of aligning guide of U rib welder, that stitches for the welding gun of welder and the corner connection of U rib aligns, and comprises welding gun, corner connection seam tracking structure and the mobile platform both setting; On moving direction when described welding gun welding, described corner connection seam tracking structure is positioned at the front side of described welding gun; Described corner connection seam tracking structure has follower head, and when described mobile platform moves, described follower head is mobile along corner connection seam all the time, and described corner connection seam tracking structure adjusts the position of described welding gun according to the track of described follower head.
Alternatively, described corner connection seam tracking structure also comprises swinging axle and elastic component; Described follower head is positioned at described swinging axle end, and described elastic component one end connects described swinging axle, and the other end connects described mobile platform, makes the described follower head of described swinging axle end compress described corner connection seam all the time.
Alternatively, described corner connection seam tracking structure also comprises connector, and described connector one end connects described swinging axle, and the other end connects described welding gun, makes the head of described welding gun and described swinging axle synchronization action.
Alternatively, described corner connection seam tracking structure also comprises sensor and the first controller; Described follower head is located at by described sensor, and the motion track gathering described follower head passes to described first controller; The track of described first controller welding gun head according to described motion track delays time to control.
Alternatively, described elastic component is spring.
Alternatively, described elastic component is extensible member.
Alternatively, described corner connection seam tracking structure comprises second controller and control end, described second controller receives the motion track of described follower head, and described control end is arranged on described welding gun, and described second controller controls described control end and described welding gun is moved along described motion track.
Alternatively, described follower head is provided with roller, and when described corner connection seam tracking structure moves, described roller rolls along described corner connection seam.
Alternatively, baffle plate is provided with between the head of described follower head and described welding gun.
Present invention also offers a kind of U rib welder, described U rib welder, from U rib interior welds corner connection seam, comprises the aligning guide described in above-mentioned any one.
The aligning guide of U rib welder provided by the invention, that stitches for the welding gun of welder and the corner connection of U rib aligns, comprise welding gun, corner connection seam tracking structure and the mobile platform both setting, on the moving direction when welding gun welds, corner connection seam tracking structure is positioned at the front side of welding gun; Corner connection seam tracking structure has follower head, and when mobile platform moves, follower head is mobile along corner connection seam all the time, and corner connection seam tracking structure is according to the position of the track adjustment welding gun of follower head.
During the work of U rib welder, welding gun enters the corner connection seam of U rib interior welds U rib inside, and on the moving direction in welding process, the follower head of corner connection seam tracking structure is positioned on front side of welding gun, follower head first moves along the angle seam crossing of U rib and base plate, and welding gun again diagonal cut miter joint welds.Corner connection seam tracking structure, in the position of trail angle seam above, according to the position of the position adjustment welding gun of corner connection seam, ensures that welding gun and corner connection are stitched and aligns all the time, thus the welding quality of guarantee welding mechanism.
This aligning guide can ensure that what welding gun and corner connection were stitched aligns when U rib interior welds, ensures the welding quality of internal weld seams, makes U rib and bridge welding be connected into the higher U rib unit of steadiness, thus improves the antifatigue degree of the U rib unit after welding.
Present invention also offers a kind of U rib welder, comprise above-mentioned aligning guide, because aligning guide has above-mentioned technique effect, therefore this U rib welder also has corresponding technique effect.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for description, is used from explanation the present invention, but is not construed as limiting the invention with detailed description of the invention one below.
Fig. 1 is the structural representation of a kind of detailed description of the invention of aligning guide of U rib welder provided by the invention;
Wherein, the Reference numeral in Fig. 1 and the corresponding relation between component names as follows:
Welding gun 1; Mobile platform 2; Corner connection seam tracking structure 3; Swinging axle 31; Elastic component 32; Follower head 33; Connector 34; Baffle plate 4.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
Please refer to Fig. 1, Fig. 1 is the structural representation of a kind of detailed description of the invention of aligning guide of U rib welder provided by the invention.
The invention provides a kind of aligning guide of U rib welder, that stitches for the welding gun of welder and the corner connection of U rib aligns, and comprises welding gun 1, corner connection seam tracking structure 3 and the mobile platform 2 both setting; On moving direction when welding gun 1 welds, corner connection seam tracking structure 3 is positioned at the front side of welding gun 1; Corner connection seam tracking structure 3 has follower head 33, and when mobile platform 2 moves, follower head 33 is mobile along corner connection seam all the time, and corner connection seam tracking structure 3 is according to the position of the track adjustment welding gun 1 of follower head 33.
U rib and base plate are welded in the process of U rib unit, in order to improve welding quality, a kind of improved plan is two-sided welding corner connection seam inside and outside U rib, when welding gun 1 enters U interior welds, the device that this aligning guide stitches for adjusting welding gun 1 and corner connection, ensures that welding aligns.
During the work of this U rib welder, it is inner that welding gun 1 enters U rib, and on the moving direction in welding process, the follower head 33 of corner connection seam tracking structure 3 is positioned on front side of welding gun 1, follower head 33 first moves along the angle seam crossing of U rib and base plate, and welding gun 1 again diagonal cut miter joint welds.Corner connection seam tracking structure 3, in the position of trail angle seam above, according to the position of the position adjustment welding gun 1 of corner connection seam, ensures that welding gun 1 and corner connection stitchs and aligns all the time, thus the welding quality of guarantee welder.
This aligning guide can ensure when U rib interior welds, and what welding gun 1 and corner connection were stitched aligns, and ensures the welding quality of internal weld seams, makes U rib and bridge welding be connected into the higher U rib unit of steadiness, thus improves the antifatigue degree of the U rib unit after welding.
One preferred embodiment in, corner connection seam tracking structure 3 also comprises swinging axle 31 and elastic component 32; Follower head 33 is positioned at swinging axle 31 end, and elastic component 32 one end connects swinging axle 31, and the other end connects mobile platform 2, makes the follower head 33 of swinging axle 31 end compress corner connection seam all the time.
Elastic component 32 connects mobile platform 2 and swinging axle 31, and make swinging axle 31 have the trend outwards swung, make follower head 33 all the time against the edge of U rib, the edge of U rib and base plate form corner connection and stitch, and follower head 33 can compress corner connection seam all the time.When the shape at U rib edge or change in location, the position of corner connection seam will change, elastic component 32 can make swinging axle 31 do according to the change in location that corner connection is stitched and swing adjustment accordingly, follower head 33 is kept in touch with the edge of U rib all the time, ensures that follower head 33 can be mobile along corner connection seam all the time.
The follower head 33 of corner connection seam tracking structure 3 can be mobile along corner connection seam all the time, the track of follower head 33 movement is the track of corner connection seam, corner connection seam tracking structure 3 according to the track adjustment welding gun 1 of corner connection seam, can ensure that in welding process, welding gun 1 stitches with corner connection all the time and aligns.
The mode of adjustment welding gun 1 position has multiple, can be realized by the mode of frame for movement, also can be realized by the mode controlled, and can also be realized by frame for movement and the mode controlling to combine.
In further embodiment, corner connection seam tracking structure 3 also comprises connector 34, and connector 34 one end connects swinging axle 31, and the other end connects welding gun 1, makes head and swinging axle 31 synchronization action of welding gun 1.
This embodiment realizes above-mentioned to timing, concrete by frame for movement, this corner connection seam tracking structure 3, by arranging connector 34, makes head and swinging axle 31 synchronization action of welding gun 1.When follower head 33 is mobile along corner connection seam, if the position of corner connection seam changes, the track stitched along corner connection moves by follower head 33, in this process, swinging axle 31 does corresponding swing, drive the head of welding gun 1 to do corresponding swing simultaneously, make the head of welding gun 1 all the time along corner connection seam welding, what the head of guarantee welding gun 1 and corner connection were stitched aligns.
In the another kind of embodiment improved further, corner connection seam tracking structure 3 also comprises sensor and the first controller; Follower head 33 is located at by sensor, and the motion track gathering follower head 33 passes to the first controller; First controller is according to the track of the head of motion track delays time to control welding gun 1.
The mode that this embodiment is combined by frame for movement and control realizes aligning, concrete, follower head 33 has certain distance with the head of welding gun 1, when the position of corner connection seam changes, follower head is in the servo-actuated change of change location, and now, the head of welding gun 1 does not also arrive change location, need the head of welding gun 1 in the servo-actuated change again of arrival change location, need the change in location of the head of welding gun to have certain time delay.
When follower head 33 changes position accordingly according to the change in location that corner connection is stitched, the situation of the change in location of follower head 33 is passed to the first controller by sensor, first controller obtains delay time according to the distance of translational speed and follower head and welding gun head, after delay time, adjust welding gun 1 position, what guarantee welding gun 1 head and corner connection were stitched aligns.
Concrete, the track of welding gun 1 movement can be preset in the first controller, this track is equivalent to the desired guiding trajectory of follower head 33, when actual path is different from desired guiding trajectory, follower head 33 does corresponding change, follower head 33 change in location detected is passed to the first controller by sensor, and the first controller does corresponding adjustment according to this change Butt welding gun 1, and welding gun 1 is welded according to actual path.
Concrete, elastic component 32 can be spring, also can be extensible member.
Elastic component 32, for applying pulling force to swinging axle 31, makes swinging axle 31 have outwards to the trend of lower swing, can make the edge of follower head 33 all the time on the downside of U rib of swinging axle 31 end.This elastic component 32 can for having flexible parts, such as spring, also for not have elasticity, can provide the parts of pulling force, such as expansion link.
Except aforesaid way, above-mentioned aligning can also be realized by control mode, in another preferred embodiment, corner connection seam tracking structure 3 comprises second controller and control end, second controller receives the motion track of follower head 33, control end is arranged on welding gun 1, and second controller controls control end and welding gun 1 is moved along motion track.
In this embodiment, follower head 33 and welding gun 1 can distinguish action, first gather motion track by follower head, and second controller controls the track in welding gun 1 welding process according to motion track, ensures that welding aligns, realizes high-quality welding.
In the respective embodiments described above, follower head 33 is provided with roller, and when corner connection seam tracking structure 3 moves, roller rolls along corner connection seam.
When this corner connection seam tracking structure 3 moves, roller rolls along corner connection seam, and the sliding friction of follower head 33 is transformed into rolling friction, can reduce to sew up the frictional force touched and produce with corner connection, thus reduce wear, improve tracking accuracy.
Further, baffle plate 4 is provided with between the head of follower head 33 and welding gun 1.
When welding gun 1 and follower head 33 synchronization action, need the head of welding gun 1 and the close together of follower head 33, this baffle plate 4 can avoid spark, the flue dust damage of the soldered generation of follower head 33.As shown in Figure 1, baffle plate 4 can be arranged on connector 34.
Except above-mentioned aligning guide, present invention also offers a kind of U rib welder, described U rib welder, from U rib interior welds corner connection seam, comprises the aligning guide described in above-mentioned any one.
Because aligning guide has above-mentioned technique effect, therefore this U rib welder also has corresponding technique effect, and other structures of this U rib welder please refer to prior art, repeat no more herein.
Be understandable that, the illustrative embodiments that above embodiment is only used to principle of the present invention is described and adopts, but the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.
Claims (10)
1. an aligning guide for U rib welder, that stitches for the welding gun of welder and the corner connection of U rib aligns, and it is characterized in that, comprises welding gun (1), corner connection seam tracking structure (3) and the mobile platform (2) both setting; On moving direction when described welding gun (1) welds, described corner connection seam tracking structure (3) is positioned at the front side of described welding gun (1); Described corner connection seam tracking structure (3) has follower head (33), when described mobile platform (2) is mobile, described follower head (33) is mobile along corner connection seam all the time, and described corner connection seam tracking structure (3) adjusts the position of described welding gun (1) according to the track of described follower head (33).
2. the aligning guide of U rib welder as claimed in claim 1, it is characterized in that, described corner connection seam tracking structure (3) also comprises swinging axle (31) and elastic component (32); Described follower head (33) is positioned at described swinging axle (31) end, described elastic component (32) one end connects described swinging axle (31), the other end connects described mobile platform (2), makes the described follower head (33) of described swinging axle (31) end compress described corner connection seam all the time.
3. the aligning guide of U rib welder as claimed in claim 2, it is characterized in that, described corner connection seam tracking structure (3) also comprises connector (34), described connector (34) one end connects described swinging axle (31), the other end connects described welding gun (1), makes head and described swinging axle (31) synchronization action of described welding gun (1).
4. the aligning guide of U rib welder as claimed in claim 2, it is characterized in that, described corner connection seam tracking structure (3) also comprises sensor and the first controller; Described follower head (33) is located at by described sensor, and the motion track gathering described follower head (33) passes to described first controller; The track of described first controller head of welding gun (1) according to described motion track delays time to control.
5. the aligning guide of U rib welder as claimed in claim 2, it is characterized in that, described elastic component (32) is spring.
6. the aligning guide of U rib welder as claimed in claim 2, it is characterized in that, described elastic component (32) is extensible member.
7. the aligning guide of U rib welder as claimed in claim 1, it is characterized in that, described corner connection seam tracking structure (3) comprises second controller and control end, described second controller receives the motion track of described follower head (33), described control end is arranged on described welding gun (1), and described second controller controls described control end and described welding gun (1) is moved along described motion track.
8. the aligning guide of the U rib welder as described in any one of claim 1 to 7, is characterized in that, described follower head (33) is provided with roller, and when described corner connection seam tracking structure (3) is mobile, described roller rolls along described corner connection seam.
9. the aligning guide of U rib welder as claimed in claim 8, is characterized in that, be provided with baffle plate (4) between the head of described follower head (33) and described welding gun (1).
10. a U rib welder, described U rib welder, from U rib interior welds corner connection seam, is characterized in that, comprises the aligning guide described in any one of claim 1 to 9.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510240135.XA CN104874898B (en) | 2015-05-11 | 2015-05-11 | A kind of U ribs welder and its aligning guide |
| JP2018511315A JP2018518372A (en) | 2015-05-11 | 2016-05-11 | U-rib welding apparatus and alignment mechanism thereof |
| PCT/CN2016/081629 WO2016180330A1 (en) | 2015-05-11 | 2016-05-11 | U-rib welding apparatus and alignment mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510240135.XA CN104874898B (en) | 2015-05-11 | 2015-05-11 | A kind of U ribs welder and its aligning guide |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104874898A true CN104874898A (en) | 2015-09-02 |
| CN104874898B CN104874898B (en) | 2017-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510240135.XA Active CN104874898B (en) | 2015-05-11 | 2015-05-11 | A kind of U ribs welder and its aligning guide |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2018518372A (en) |
| CN (1) | CN104874898B (en) |
| WO (1) | WO2016180330A1 (en) |
Cited By (6)
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| WO2016180329A1 (en) * | 2015-05-11 | 2016-11-17 | 高兴 | U-rib welding apparatus and adjustment mechanism thereof |
| WO2016180330A1 (en) * | 2015-05-11 | 2016-11-17 | 高兴 | U-rib welding apparatus and alignment mechanism thereof |
| CN106334894A (en) * | 2016-08-31 | 2017-01-18 | 高兴 | Manufacturing method of U rib unit |
| CN110394528A (en) * | 2019-08-06 | 2019-11-01 | 中交第二公路勘察设计研究院有限公司 | U rib inside bottom position welding system weld tracker |
| CN111545872A (en) * | 2020-05-14 | 2020-08-18 | 广东美的智能机器人有限公司 | Welding system, welding control method, and computer-readable storage medium |
| CN113275805A (en) * | 2021-06-29 | 2021-08-20 | 贵州航天风华精密设备有限公司 | Automatic rotary welding device for circular weld joint |
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| WO2016180330A1 (en) * | 2015-05-11 | 2016-11-17 | 高兴 | U-rib welding apparatus and alignment mechanism thereof |
| CN106334894A (en) * | 2016-08-31 | 2017-01-18 | 高兴 | Manufacturing method of U rib unit |
| CN110394528A (en) * | 2019-08-06 | 2019-11-01 | 中交第二公路勘察设计研究院有限公司 | U rib inside bottom position welding system weld tracker |
| CN110394528B (en) * | 2019-08-06 | 2021-06-22 | 中交第二公路勘察设计研究院有限公司 | Welding seam tracking device for U-rib internal elevation welding system |
| CN111545872A (en) * | 2020-05-14 | 2020-08-18 | 广东美的智能机器人有限公司 | Welding system, welding control method, and computer-readable storage medium |
| CN113275805A (en) * | 2021-06-29 | 2021-08-20 | 贵州航天风华精密设备有限公司 | Automatic rotary welding device for circular weld joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104874898B (en) | 2017-07-04 |
| WO2016180330A1 (en) | 2016-11-17 |
| JP2018518372A (en) | 2018-07-12 |
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