WO2018033037A1 - Dispositif de soudage pour nervures en u et système de soudage - Google Patents

Dispositif de soudage pour nervures en u et système de soudage Download PDF

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Publication number
WO2018033037A1
WO2018033037A1 PCT/CN2017/097334 CN2017097334W WO2018033037A1 WO 2018033037 A1 WO2018033037 A1 WO 2018033037A1 CN 2017097334 W CN2017097334 W CN 2017097334W WO 2018033037 A1 WO2018033037 A1 WO 2018033037A1
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WO
WIPO (PCT)
Prior art keywords
welding
rib
connecting rod
welding machine
main body
Prior art date
Application number
PCT/CN2017/097334
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English (en)
Chinese (zh)
Inventor
高兴
Original Assignee
武汉锂鑫自动化科技有限公司
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Publication date
Application filed by 武汉锂鑫自动化科技有限公司 filed Critical 武汉锂鑫自动化科技有限公司
Priority to JP2019530531A priority Critical patent/JP6818890B2/ja
Publication of WO2018033037A1 publication Critical patent/WO2018033037A1/fr

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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
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • 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
    • 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
    • B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track

Definitions

  • the present invention relates to the field of bridge engineering, and in particular to a U-rib welding device. Furthermore, the invention relates to a U-rib welding system.
  • Steel box girder is an important part of the bridge load-bearing structure, which is mainly used to provide support and avoid bridge deformation.
  • the steel box girder generally comprises a structure such as a top plate and a bottom plate, and the top plate and the bottom plate are generally welded by a U rib and a bottom plate.
  • the fillet weld between the U rib and the bottom plate of the steel box girder is external single-sided welding.
  • it is usually welded at the outer side of the U rib or with a large current.
  • the stability of the current, voltage and welding speed during the welding process directly affects the welding quality, and it is difficult to ensure the welding quality.
  • the bevel is opened on the outer side of the U rib, the groove size, the blunt edge and the gap during processing and assembly are difficult to be consistent, and the welding quality is directly affected.
  • the above welding method often causes various defects such as incomplete penetration, unmelting, welding, and penetration depth of the U rib, which makes the U rib easily prone to open defects and seriously affects the strength of the weld.
  • the present invention provides a U-rib welding device including an inner welder, a main body and a connecting device, the connecting device is connected to the inner welder at one end and the main body is connected to the other end.
  • the inner welder is driven to move in and out of the U rib by the connecting device.
  • the present invention can also be improved as follows.
  • the connecting device includes a connecting rod, the connecting rod is a rigid structure, the main body pushes and pulls the inner welding machine through the connecting rod, and the connecting rod and the inner welding machine can enter and exit the U rib internal.
  • the connecting rod is a telescopic hollow rod.
  • the connecting rod is a steel.
  • the connecting rod is a tubular steel.
  • the U-rib welding device further includes a guide rail, and the inner welder and the connecting rod are both located on the guide rail and both move along the guide rail.
  • the connecting rod is provided with a roller, and the connecting rod moves along the guide rail through the roller.
  • each connecting line of the main body and the inner welder is arranged along the connecting rod.
  • connecting rod is a square steel pipe, and the connecting lines partially or completely pass through the inside of the connecting rod.
  • the present invention also provides a U-rib welding system comprising a gantry, a work platform and a plurality of U-rib welding devices, the welding device being the welding device of any of the above; the gantry and the The working platforms are respectively located at two ends of the welding device, and the connecting devices of the welding devices are arranged side by side, and the main body of each of the welding devices is disposed on the gantry.
  • the U-rib welding device provided by the invention comprises an inner welding machine, a main machine and a connecting device, one end of the connecting device is connected to the inner welding machine, the other end is connected to the main machine, and the main machine drives the inner welding machine to move in and out of the U rib through the connecting device, the main body and the inner welding
  • the connecting pipelines of the main engine and the internal welding machine can be laid by the connecting device to fix the pipelines, so as to ensure that the pipelines remain unmoved during the welding process and ensure that the internal welder works normally.
  • the main body of the welding device drives the inner welding machine to move in and out of the U rib through the connecting device, and at the same time, each connecting line of the main machine and the inner welding machine is disposed through the connecting device, and the main body supplies power to the inner welding machine through the connecting device.
  • the water supply ensures the welding conditions of the inner welder, so that the inner welder can perform the welding work inside the U rib.
  • the inner welder welds the corner joints inside the U rib inside the U rib, so that the double sided welding of the U rib can be realized, the weld quality of the U rib can be ensured, and the incomplete penetration which is easy to occur from the external welding can be avoided. Unfused, insufficient penetration depth, etc., improved weld seam
  • the quality of the welds allows the U-ribs and cover to be welded into a more stable U-rib unit.
  • the U-rib welding system provided by the present invention comprises a plurality of U-rib welding devices, and also has the corresponding technical effects described above.
  • a plurality of welding devices are arranged side by side, and the main body of each welding device is mounted on the gantry.
  • the gantry drives the welding devices to walk, and can weld a plurality of U ribs at the same time, which greatly improves the welding efficiency.
  • FIG. 1 is a schematic structural view of a specific embodiment of a U-rib welding system provided by the present invention.
  • FIG. 2 is a schematic structural view of a specific embodiment of a U-rib welding device provided by the present invention.
  • Main machine 1 inner welder 2; connecting rod 3; joint 4; guide rail 5; roller 6; gantry 100; working platform 200.
  • FIG. 1 is a schematic structural view of a specific embodiment of a U-rib welding system according to the present invention
  • FIG. 2 is a specific embodiment of a U-rib welding device provided by the present invention. Schematic diagram of the structure.
  • the present invention provides a U-rib welding device, including an inner welder 2, a main body 1 and a connecting device.
  • One end of the connecting device is connected to the inner welding machine 2, and the other end is connected to the main body 1, the main body 1 Driving the inner welder 2 through the connecting device to move in and out of the U rib, the main body 1 and the inner welding
  • the connecting lines of the machine 2 can be laid by means of a connecting device.
  • the connecting device includes a connecting rod 3, the connecting rod 3 is a rigid structure, and the main body 1 pushes and pulls the inner welding machine 2 through the connecting rod 3, the connecting rod 3 and the inner welding machine 2 can enter and exit the inside of the U rib.
  • the U rib Since the U rib is generally long and can reach several tens of meters, when the inner welder 2 enters the U rib and performs welding, it must travel the same distance as the length of the U rib, and during the welding process, it needs to be continuous.
  • the welding machine is used for power supply, gas supply, water supply and welding wire, so it is necessary to connect multiple pipelines between the main engine 1 and the inner welder 2, such as cables, gas supply pipes, supply pipes, water supply pipes, etc., and these pipelines often cannot Cables can be wound up with a cable reel as a function of distance. Even if it is possible, it is difficult to ensure the quality of the welding of the internal welder, especially for the wire of the welding wire, and the length of the connecting rod 3 of the rigid structure is used.
  • the connecting rod 3 can be adjusted to adapt to the length of the U rib, and the connecting rod 3 is fixedly installed between the main machine and the inner welding machine, and then the various pipelines are laid along the connecting rod 3 to ensure that the pipelines are always stationary. It can stably supply the internal welding machine with various electric energy, gas, water and welding wire materials required for welding, which ensures the normal welding of the internal welding machine, and its stability and welding effect can be effectively guaranteed.
  • the connecting rod 3 is a telescopic hollow rod.
  • the lines can be routed through the hollow rod or outside the hollow rod.
  • the hollow rod can also be set as a telescopic structure, and can be adaptively adjusted according to the length of the U rib to meet more needs.
  • the connecting rod 3 can also be a steel, such as H-shaped steel, I-beam, channel steel, square steel pipe, round steel pipe, etc., because of its good rigidity and low cost, weldability It is also better, and is more suitable for making the connecting rod 3.
  • tubular steels, tubular steels that is, hollow steel pipes, such as round steel pipes, rectangular steel pipes, square steel pipes, etc., are preferred, so that various pipes can be directly passed through the steel pipe, which not only satisfies the effect of the distance.
  • it can protect each pipeline.
  • a square steel pipe or a rectangular steel pipe is most preferable. If non-tubular steel such as channel steel is used, additional protection is required for the pipeline, such as adding a protective cover or the like, and the cost and installation work require additional consideration.
  • the main assembly 1 of the welding device drives the inner welding machine 2 to move in and out of the U rib through the connecting device.
  • the connecting lines of the main body 1 and the inner welding machine 2 are disposed through the connecting device, and the main body 1 passes the connecting device as the inner welding machine. 2 power supply wire supply air supply, to ensure the welding conditions of the inner welder 2, so that The inner welder 2 is capable of performing welding work inside the U rib.
  • various cables, pipes, welding wires and the like required for the inner welding machine 2 can be disposed in the connecting device, and some pipelines can be disposed in the connecting device, and some pipelines are disposed outside the connecting device, or Set the wire trough and set the pipeline through the connecting device and the wire trough.
  • the main machine 1 can continuously supply the inner welder 2 with the conditions required for welding, and the inner welder 2 can weld the corner joints inside the U rib inside the U rib, thereby enabling U to
  • the double-sided welding of the rib can ensure the quality of the weld of the U rib, avoiding the defects such as unweld, unfused, insufficient penetration depth which are easy to occur from the external welding, and improve the welding quality of the weld, so that the U rib
  • the cover plate is welded to a more stable U-rib unit.
  • the inner welder 2 includes a moving platform capable of moving inside the U rib.
  • Two welding guns are arranged on the moving platform.
  • the heads of the two welding guns are respectively located on both sides of the moving platform, and the corner joints on both sides of the U rib can be welded at the same time. At the office.
  • the two welding guns can simultaneously weld the corner joints on both sides of the U rib, and the moving platform can be moved once to complete the welding of the two welds inside the U rib unit.
  • the connecting device comprises a connecting rod 3, the connecting rod 3 is of a rigid structure, the main body 1 pushes and pulls the inner welding machine 2 through the connecting rod 3, and the connecting lines of the main machine 1 and the inner welding machine 2 pass through the connecting rod 3 Settings.
  • the inner welder 2 is connected to the main body 1 via the connecting rod 3, and when the inner welder 2 enters the inside of the U rib, the main machine 1 pushes the inner welder 2 into the U rib through the connecting rod 3, and the inner welder 2 needs to move in the opposite direction.
  • the main body 1 pulls the inner welder 2 in the opposite direction through the connecting rod 3.
  • the connecting rod 3 has a rigid structure, is relatively stable when moving, does not undergo flexing deformation, and does not cause unstable movement such as shaking, so the connecting rod drives the inner welding machine 2, so that the inner welding machine 2 is welded.
  • the movement in the middle is relatively stable, further ensuring the quality of the welding.
  • the connecting rod 3 can smoothly drive the inner welder 2 to move from one end to the other inside the U rib.
  • the main engine 1 also supplies power to the inner welding machine 2 through the connecting rod 3 to supply air supply, and provides the conditions required for welding.
  • the connecting rod 3 can not only feed the inner welding machine 2 into the U rib but also ensure internal welding. The welding conditions of the machine inside the U rib.
  • the lower part of the main body 1 is provided with a joint 4, and each connecting line is integrated at the joint 4.
  • each connecting pipeline can be set according to the positional relationship of the inner welding machine 2 to each connecting pipeline, which can facilitate the inner welding machine 2 and each Connect the connections to the pipeline.
  • a similar integrated joint body can also be provided on the side of the inner welder 2.
  • the lower side of the joint 4 is provided with a push rod which is connected to the end of the connecting rod 3.
  • the push rod can push and pull the connecting rod 3, and the end of the push rod and the connecting rod 3 can be connected by a flexible universal joint, or a buffer gap can be provided at the junction of the two.
  • Both the flexible universal joint and the buffer gap can absorb the vibration and vibration during the movement, so that the connecting rod 3 can always maintain a smooth operation without affecting the welding process of the inner welder 2.
  • the welding device further includes a guide rail 5, and the inner welder 2, the main body 1 and the connecting rod 3 are all located on the guide rail 5 and both move along the guide rail 5.
  • the inner welder 2, the main body 1 and the connecting rod 3 are all moved along the guide rail 5, and the moving speed can be controlled to make the movement continuous and smooth, and the smoothness of the welding process of the inner welding machine 2 is ensured, thereby ensuring the welding quality.
  • the connecting rod 3 is a fixed length hollow rigid rod.
  • the connecting rod 3 is a hollow structure in which a connecting line of the main body 1 and the inner welding machine 2 can be placed. And the connecting rod 3 is a rigid structure with a fixed length.
  • the inner welding machine 2 needs to enter the inside of the U rib, it is pushed in by the connecting rod 3, and the end of the connecting rod 3 connected to the inner welding machine 2 is also connected with the inner welding machine. 2 Entering the inside of the U rib together; during the welding of the internal welder 2 inside the U rib, the connecting rod 3 ensures the supply of current, gas, water and welding wire.
  • the roller 6 is provided on the lower side of the connecting rod 3, and the connecting rod 3 is moved along the guide rail 5 by the roller 6.
  • the roller 6 can also be disposed on both sides of the connecting rod 3, or both sides and the lower side to ensure more stable walking.
  • the entire connecting rod 3 moves with the movement of the main body 1 and the inner welding machine 2,
  • the connecting rod 3 needs to be able to send the inner welder 2 from one end of the U rib to the other end, so the length of the connecting rod 3 is also long, in order to facilitate the movement of the connecting rod 3, under the connecting rod 3
  • the roller 6 is disposed on the side, and the roller 6 is moved on the guide rail 5 to reduce the friction during the movement and reduce the power provided by the main body 1.
  • the connecting rod 3 is a telescopic hollow rod.
  • the connecting rod 3 is a hollow structure in which a connecting line of the main body 1 and the inner welding machine 2 can be placed.
  • the connecting rod 3 is a retractable structure, and the connecting rod 3 can be composed of a plurality of rigid structural rod segments. During the driving of the inner welding machine 2, the length of the connecting rod 3 can be automatically adjusted according to actual conditions.
  • the connecting rod 3 is adjacent to one side of the inner welder 2 or the inner welder 2, one of which is provided with a power mechanism.
  • a power mechanism may be provided on the connecting rod 3 or the inner welding machine 2 to drive the inner welding machine 2 into and out of the U rib.
  • connecting rod 3 can also be used to drive the inner welder 2.
  • the invention also provides a U-rib welding system comprising a gantry 100, a working platform 200 and a plurality of U-rib welding devices, the welding device being the welding device described in the above embodiments;
  • the frame 100 and the work platform 200 are respectively located at two ends of the welding device, and the connecting devices of the welding devices are arranged side by side, and the main body 1 of each welding device is disposed on the gantry 100.
  • the guide rail 5 may be one or more, and may be controlled independently of each other.
  • U ribs When the welding device is in operation, a plurality of U ribs are positioned and clamped on the working platform 200, and then the gantry 100 drives the connecting device and the inner welding machine 2, so that the inner welding machines 2 simultaneously enter the U ribs for welding.
  • the U rib can be double-sided welded to ensure the quality of the U rib weld, and a plurality of U ribs can be welded at the same time, which greatly improves the welding efficiency.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

La présente invention concerne un dispositif de soudage pour des nervures en U et un système de soudage comprenant le dispositif de soudage. Le dispositif de soudage comprend une machine de soudage interne (2), une unité principale (1) et un dispositif de raccordement. Une extrémité du dispositif de raccordement est reliée à la machine de soudage interne (2), et l'autre extrémité du dispositif de raccordement est reliée à l'unité principale (1). L'unité principale (1) entraîne la machine de soudage interne (2) à entrer dans ou sortir de nervures en U de façon mobile au moyen du dispositif de raccordement. Des conduites de raccordement de l'unité principale (1) et de la machine de soudage interne (2) peuvent être disposées au moyen du dispositif de raccordement. L'unité principale (1) du dispositif de soudage entraîne la machine de soudage interne (2) à se déplacer au moyen du dispositif de raccordement ; paralèlement, les conduites de raccordement de l'unité principale (1) et de la machine de soudage interne (2) sont agencées au moyen du dispositif de raccordement ; l'unité principale (1) fournit de l'énergie, des câbles, du gaz et de l'eau à la machine de soudage interne (2) au moyen du dispositif de raccordement, de façon à assurer l'état de soudage de la machine de soudage interne (2), de sorte que la machine de soudage interne (2) puisse effectuer des opérations de soudage dans les nervures en U, puis un soudage bilatéral peut être mis en œuvre sur les nervures en U ; en conséquence, la qualité des cordons de soudure des nervures en U peut être assurée ; les défauts aisément causés par le seul soudage extérieur sont évités ; la qualité de soudage des cordons de soudure est améliorée, et les nervures en U et une plaque de recouvrement sont soudées dans une unité de nervure en U plus stable.
PCT/CN2017/097334 2016-08-19 2017-08-14 Dispositif de soudage pour nervures en u et système de soudage WO2018033037A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2019530531A JP6818890B2 (ja) 2016-08-19 2017-08-14 Ｕ字状リブの溶接装置及び溶接システム

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201610696659.4 2016-08-19
CN201610696659.4A CN106112299A (zh) 2016-08-19 2016-08-19 一种u肋的焊接装置和焊接系统
CN201710090858.5A CN106808125A (zh) 2016-08-19 2017-02-20 一种u肋的焊接装置和焊接系统
CN201710090858.5 2017-02-20

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WO2018033037A1 true WO2018033037A1 (fr) 2018-02-22

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JP (1) JP6818890B2 (fr)
CN (2) CN106112299A (fr)
WO (1) WO2018033037A1 (fr)

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CN106112299A (zh) * 2016-08-19 2016-11-16 高兴 一种u肋的焊接装置和焊接系统
CN108436239A (zh) * 2018-05-22 2018-08-24 武汉锂鑫自动化科技有限公司 一种u肋的压紧定位装置及焊接系统
CN108747078A (zh) * 2018-05-28 2018-11-06 湖北天图桥梁技术研究有限公司 一种正交异性板单元u肋焊接制造工装、流水线及方法
WO2019228304A1 (fr) * 2018-05-28 2019-12-05 湖北天高桥梁工程有限公司 Outil de fabrication permettant de souder une nervure en forme de u d'une unité de plaque orthotrope, et ligne d'assemblage et procédé
CN109128825B (zh) * 2018-09-21 2023-08-25 唐山开元自动焊接装备有限公司 U形肋角焊缝组焊一体化设备及其焊接方法
CN113210993A (zh) * 2021-06-11 2021-08-06 湖北天高桥梁工程有限公司 一种板单元纵缝船位焊接系统及其应用、焊接方法

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CN204748611U (zh) * 2015-06-30 2015-11-11 长江武汉航道工程局 三自由度机械手
CN106112299A (zh) * 2016-08-19 2016-11-16 高兴 一种u肋的焊接装置和焊接系统
CN106808125A (zh) * 2016-08-19 2017-06-09 高兴 一种u肋的焊接装置和焊接系统

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CN113210994A (zh) * 2021-06-11 2021-08-06 湖北天高桥梁工程有限公司 一种板单元纵缝船位焊接的内焊系统和内焊方法

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