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WO/2022/213708A1 |
A steel rail welding method and device. The method comprises: welding the bottom of a rail, wherein welding is repeatedly performed along a first swing trajectory in a lengthwise direction of a weld joint, from one end of the bottom of t...
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WO/2022/215578A1 |
A dissimilar metal material joint structure 1 is mainly composed of a first joining material 3, a second joining material 5, a three-dimensional structural body 7, and the like. The three-dimensional structural body 7 is joined to the to...
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WO/2022/212265A1 |
A gas tungsten arc welding torch (120)includes a handle and a nozzle located distal of the handle and having a central bore. First and second tungsten electrodes (102a, 102b) are located partially within the central bore of the nozzle (1...
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WO/2022/205568A1 |
A gas cylinder seam weld roller structure, which comprises a main shaft (1) and a roller base (2) arranged at an outer side of the main shaft (1), the main shaft (1) is rotatably connected to the roller base (2) by means of an insulated ...
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WO/2022/209432A1 |
The present invention suppresses the phenomenon of a disturbance in the regularity of droplet transfer, and reduces sputter. This welding control method, which controls a pulse waveform having one cycle formed of a first pulse period (T1...
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WO/2022/211198A1 |
The present invention relates to a tube weld X-ray inspection apparatus and, more particularly, provides a tube weld X-ray inspection apparatus for inspecting for abnormalities, such as cracks, in the welds of tubes in a heat exchanger e...
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WO/2022/205567A1 |
A submerged arc welding flux recycling separating discharging circulating device, comprising an arc-shaped material guide member (1) provided on the outer wall of a tank body workpiece. A material guide groove (11) capable of surrounding...
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WO/2022/210849A1 |
Provided is a two-phase stainless steel welded joint that can suppress undercut and has superior fatigue characteristics. This two-phase stainless steel welded joint comprises: a parent material; and a weld metal that comprises, by mass%...
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WO/2022/211197A1 |
The present invention relates to a tube weld X-ray inspection apparatus and, more particularly, provides a tube weld X-ray inspection apparatus for inspecting for abnormalities, such as cracks, in the welds of tubes in a heat exchanger e...
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WO/2022/210202A1 |
There has hitherto been a demand for a technology for enabling a robot to perform a weaving motion in a manner desired by an operator. A device 70 comprises an input reception unit 52 that receives input of a parameter of a weaving sig...
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WO/2022/200767A1 |
The present invention relates to improvements in the active welding helmets, specifically for providing welding information to the user. There is provided an active welding helmet for a user welding components, comprising a welding helme...
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WO/2022/201109A1 |
A process for welding copper components comprises the steps of: providing a first component and a second component with respective edges facing each other, at least the first component being a copper or copper-alloy component; welding sa...
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WO/2022/196540A1 |
The purpose of the present invention is to provide a gas shield arc welding method, a welding joint, and a method for producing the welding joint. The present invention pertains to a gas shield arc welding method for joining steel materi...
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WO/2022/194471A1 |
The invention relates to a method for electrically connecting an energy storage cell, comprising the steps of: - providing at least one electrical energy storage cell, comprising a first connecting pole; - arranging the first connecting ...
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WO/2022/194851A1 |
Method for producing a pipe having an inner pipe (5) having topographic structures arranged on the inside and having a coating (8) arranged on the outside, comprising providing at least two pipe shell segments (1) each having an inner wa...
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WO/2022/196541A1 |
Provided are a gas-shielded arc welding method, a welded joint, and a production method therefor. According to the present invention, in gas-shielded arc welding for performing one-side butt welding on thick steel plates, a ceramic backi...
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WO/2022/188482A1 |
An active and passive vision combination-based welding deviation detection system and detection method. First, a wavelet transform method is used to analyze the type of image noise, and according to a characteristic that an energy distri...
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WO/2022/189049A1 |
The invention relates to a joining device (1), comprising: a mobile joining head (10), which has a joining tool and is disposed on a multiaxial industrial robot (20); an element feed system (30), which is operated by means of compressed ...
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WO/2022/190754A1 |
Provided is a method for manufacturing a steel pipe sheet pile in which a joint pipe is provided on an outer peripheral surface of a steel pipe body and a mechanical joint pipe provided to an end part of the steel pipe body, while ensuri...
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WO/2022/190687A1 |
The present invention provides an arc welding method including holding an orientation of a welded member W such that a first edge and a second edge of the welded member W face sideways and that the first edge and the second edge are incl...
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WO/2022/186054A1 |
In the present invention, a robot control device comprises: a search point calculation unit that calculates the position of a search point on the basis of at least one teaching point; and a command unit that drives a robot such that the ...
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WO/2022/187296A1 |
A female welding lead connector including a safety cover hingedly connected to a main body of the female welding lead connector. The safety cover preferably includes a fastener for fastening the cover to a closed position, shielding a fe...
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WO/2022/185959A1 |
In the present invention, coefficient information is determined on the basis of designated parameters for items included in execution information that includes the items of a welding method and a welding material; at least a welding curr...
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WO/2022/185161A1 |
A method includes ramping down a welding current, generated by a power supply, that reaches a welding zone via a welding circuit, storing inductive energy from the welding circuit that is generated as a result of the ramping down to obta...
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WO/2022/184613A1 |
The aim of the invention is to reduce the draining of HF ignition energy via a data line (20) for data transmission between a welding device (2) and another part of a welding assembly (1). The aim is achieved in that a decoupling apparat...
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WO/2022/185884A1 |
Provided is an arc spot welding method for joining dissimilar materials by which can be obtained a dissimilar material welded joint having both excellent tensile shear strength and cross tensile strength. This arc spot welding method for...
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WO/2022/184737A1 |
The invention relates to: a shielding gas hose (1) for guiding a shielding gas (G) for a welding process, said shielding gas hose comprising at least two layers (S1, S2) that are made of different materials (M1, M2) and follow one anothe...
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WO/2022/186097A1 |
Provided is a TIG welding joint for a high Mn-containing steel material, in which the generation of high temperature cracks during welding is suppressed and which has high strength and excellent impact toughness at extremely low temperat...
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WO/2022/186096A1 |
Provided is a submerged arc welded joint for an Mn-rich steel material, which rarely undergoes the occurrence of high-temperature cracking during welding and has high strength and excellent cryogenic impact toughness. The welded joint ...
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WO/2022/183060A1 |
This application relates to Al-Mn-Zr based alloys, which when processed by (i) a conventional manufacturing technique (e.g. casting), (ii) an additive manufacturing technique utilizing a melting process, or (iii) a powder metallurgy proc...
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WO/2022/174983A1 |
The present invention relates to a device and a method for DED or WAAM, comprising a welding torch (1 ) configured to generate an arc for generating a melt pool on a surface of a workpiece (2), and a wire feeder configured to feed a wire...
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WO/2022/175353A1 |
The invention relates to a welding device (1) and a welding method for carrying out a welding process, comprising a welding power source (2) and a welding torch (3) which is connected thereto and which can be moved over at least one work...
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WO/2022/175004A1 |
The invention relates to a pre-separating device (1) for installation in an element-feeding system (120) by means of which joining elements (2, 2A) can be conveyed from a separating device (122) to a joining-element holder on a joining h...
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WO/2022/177289A1 |
An arc welding device for a secondary battery according to an embodiment of the present invention comprises: an upper fixing part which is connected to one electrode of a welding power source and at which multiple welding electrode parts...
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WO/2022/176578A1 |
This method for preparing a lamination plan for a lamination molded article comprises: a step for acquiring shape data; a step for determining a weld path for each layer obtained by breaking down the three dimensional shape of a laminati...
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WO/2022/174003A1 |
A plurality of wire guide modules are interconnected and pivotally attached to each other. The wire guide modules are pivotable between straight configuration and a curved configuration. Each wire guide module defines a channel (22) exte...
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WO/2022/173677A1 |
A torch having first and second housing portions may contain multiple adjustment features such as an adjustable length, an adjustable pivot angle of the second housing portion, and an adjustable rotational angle of the second housing por...
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WO/2022/170369A1 |
The invention relates to a clamping device for welding system, a method of fixing welded material sheets and method of arc welding for thin and very thin sheets. In which, the clamping device is used for welding system including working ...
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WO/2022/169624A1 |
An ignition system for initiating exothermic welds is provided. The ignition system holds a quantity of a reaction mixture in a hopper. The hopper is closed at the bottom by a movable gate. When the gate is opened, powder falls from the ...
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WO/2022/167042A1 |
The invention relates to the use of an alloy having the composition (in mass per cent) C max. 0.02%, S max. 0.01%, N max. 0.03%, Cr 20.0 - 23.0%, Ni 39.0 - 44.0%, Mn 0.4 - < 1.0%, Si 0.1 - < 0.5%, Mo > 4.0 - < 7.0%, Nb max. 0.15%, Cu > 1...
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WO/2022/169743A1 |
A weld quality inspection system for indicating a quality of a weld during a welding process on at least one work piece. The weld quality inspection system includes an infrared camera configured to provide visual data of a weld pool. A m...
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WO/2022/164847A1 |
A welding rod dispenser comprising: a deck, where the deck angles downward from back to front; a rotating assembly located at the front of the deck, where the rotating assembly comprises grabber teeth; and a leveler assembly located atop...
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WO/2022/163820A1 |
This shielding gas ejecting device is provided with a nozzle main body extending along an axis, an inner shielding gas ejection path which is formed inside the nozzle main body and which opens on the axis, an outer shielding gas ejection...
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WO/2022/163973A1 |
The present invention relates to a torch system comprising: a torch module which performs welding through a welding electrode; and a welding electrode supply module which is connected to the torch module to supply the welding electrode t...
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WO/2022/163328A1 |
The present invention has a shape sensor that acquires a shape profile along the elongation direction of an existing weld bead. A control unit has: a welding-information acquiring means that, when an adjoining weld bead is formed in a lo...
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WO/2022/163329A1 |
This method for predicting deformation of an additively manufactured object comprises: a step for dividing the shape of an additively manufactured object into a plurality of blocks; a step for calculating an amount of deformation and a d...
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WO/2022/164954A1 |
A method and apparatus for providing an inert atmosphere to the inside of a piping assembly prior to and during welding, including a canister 101, and a bladder 102 which surrounds the canister 101 and fits inside of a piping assembly to...
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WO/2022/157354A1 |
The invention relates to a method for defining welding parameters (Pi(x)) for a welding process on a workpiece (4), in which a welding torch (2) fastened to a robot (11) is guided over the workpiece (4) along a predefined welding path (3...
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WO/2022/158584A1 |
The purpose of the present invention is to provide a torch suitable for disposing a non-consumable electrode rotatably around a centrally positioned filler wire. Provided is a torch comprising: a wire guide (2) which feeds a filler wire ...
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WO/2022/158539A1 |
The problem to be addressed by the present invention is obtaining a cutting method with which the scattering of slag and the creation of dust can be inhibited, as well as obtaining a device with which such a cutting method can be used. T...
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