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WO/2024/057100A1 |
The present disclosure relates to AI based system and method for detecting and correcting welding defects in real time. The method comprises generating a 3D model of a workpiece using a plurality of images of the workpiece. The method fu...
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WO/2024/051203A1 |
A welding method using high-frequency vibration-caused collision within a micro distance. First, a first welding part (1) and a second welding part (2) are relatively vibrated at high frequency, so that a first welding face located on th...
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WO/2023/218211A1 |
26 Abstract (Figure 1)1 2 The present disclosure provides a method of manufacturing a metal structure (1). The 3 method comprises: depositing molten metal material to form a first deposit region on a 4 support (102); and depositing furth...
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WO/2023/185040A1 |
A brazing method for a copper steel brazing piece having an inner hole and a throat on an inner wall (2), comprising: machining a sheath; welding the small end of the inner wall (2) of a workpiece and the small end of an outer wall (1), ...
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WO/2023/157424A1 |
This lap welded joint comprises a plurality of steel plates that are partially or entirely overlapped, a spot welded portion joining the overlapped parts of two or more of the steel plates, and an arc welded portion disposed so as to tem...
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WO/2023/156570A1 |
The invention relates to a method of manufacturing a tube-web component (1, 1*, 1a) for use in a combustion system, comprising at least the following steps: providing or manufacturing at least one tube (2'), preferably a plurality of tub...
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WO/2023/083011A1 |
A tab welding method, comprising: first, using a toothed welding head to perform first welding on a positive tab and a negative tab which are provided in a stacked manner, so as to form a tab body (30) having a first welding mark region ...
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WO/2023/004866A1 |
Disclosed is an ultrasonic arc-assisting welding apparatus, which comprises an apparatus body, and an ultrasonic excitation power supply, a series resonant circuit, an alternating current contactor, and a voltage relay that are fixedly m...
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WO/2023/005025A1 |
Provided in the present invention are an engaging structure for use in plate welding, and a welding device and method without welding spot alignment. The device comprises a connection bracket, a welding gun and a cutting mechanism, where...
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WO/2022/254317A1 |
An apparatus (12) for producing lateral walls (14) of railway cars comprises: a machining unit (16) used for cutting and welding metal sheets (18, 20), comprising a laser cutting head (22) and a welding head (24) that are suitable for be...
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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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WO/2022/133613A1 |
The present invention discloses build-up welding methods for repair by low power density laser direct energy deposition upon a substrate to be welded, which do not necessarily require preheating of the substrate. The present invention fu...
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WO/2022/128614A1 |
The present invention relates to a method for producing a joint connection between two sheet metal workpieces, the method comprising the following steps: - providing a first sheet metal workpiece and a second sheet metal workpiece; - pos...
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WO/2022/129230A1 |
The invention relates to a method for joining nanolaminates by means of electrodeposition, the nanolaminate being constructed of at least two layers containing different metals or metal alloys and having a joining point in which multiple...
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WO/2022/106478A1 |
A method for joining at least a first steel part (1) to a second steel part (2) comprising performing laser welding the first steel part to the second steel part to create a first joint (6); and subsequently performing laser brazing usin...
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WO/2022/064483A1 |
The application discloses a method of liquid cold welding (LCW) including:(a) engaging two or more porous conductive substrate layers between perforated non-conductive frames so that the substrate layers contact one another; (b) immersin...
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WO/2021/245134A1 |
The invention relates to a method for additive manufacture of a workpiece under protective gas, wherein a workpiece is assembled from a sequence of workpiece contours, each of which is manufactured by selective sintering or melting of a ...
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WO/2021/180257A1 |
The invention relates to a device (1) for laser cladding, a method (100) for operating such a device, and a component (4') produced using such a method and/or such a device comprising a laser cladding unit (2) having at least one laser c...
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WO/2021/175753A1 |
In the method for producing components, two metallic planar elements arranged one above the other and each having a maximum thickness of 1 mm are connected to one another fluid-tightly and in an integrally bonded manner at their outer ed...
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WO/2021/160358A1 |
The invention relates to a component arrangement and to a method for producing a component arrangement. The component arrangement comprises a first component (10) and a second component (20), which are arranged in an overlapping arrangem...
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WO/2021/139081A1 |
Disclosed is a filter core comprising an Fe-Al intermetallic compound. The filter core comprises: at least two filter core components and a stiffening rib (9) transversely welding the two filter core components together. Each of the filt...
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WO/2021/103684A1 |
Disclosed in the present application is a screen tensioning device for a mask. The screen tensioning device comprises a supporting means, a first moving mechanism, and an ultrasonic welding device. The supporting means is configured to p...
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WO/2021/098035A1 |
Disclosed is an aircraft engine exhaust casing welding method. The welding sequence, welding manner, assembly sequence, benchmark selection, etc. of an outer ring front installation edge (1), a supporting plate (2), a barrel front sectio...
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WO/2021/073010A1 |
A multi-degree-of-freedom adjustable laser-arc hybrid welding gun structure, comprising a laser welding gun (1), an arc welding gun (2), a fixing support member (3), a linear adjustment mechanism (4), and a welding gun angle adjustment m...
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WO/2021/023558A1 |
A method of forming shaped articles by welding.
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WO/2020/254680A1 |
A method for producing a valve (1) for regulating a fluid is disclosed. The valve comprises a valve housing (2) with a central part (3) and with connection ends (4). A ball (5) inside the central part (3) is arranged relative to one or m...
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WO/2020/216903A1 |
The invention relates to a method and an apparatus for friction current joining, the friction current joining apparatus (1) having a friction device (7), a compressing device (8), an electrical current source (16) and a programmable cont...
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WO/2020/153570A1 |
A horn according to an embodiment of the present invention for solving the problem comprises: multiple protrusion formation parts including multiple protrusions, which protrude from a welding surface and are linearly arranged in at least...
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WO/2020/120726A1 |
The invention relates to an ultrasonic welding device (2) for introducing an embossed surface (16) into a metal foil stack (14) for a cell of a lithium-ion battery, comprising a sonotrode (4) and an anvil (6), wherein the anvil (6) or th...
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WO/2020/064447A1 |
In a step of a method for an additive manufacture, a softened material is used and additively arranged, and the additively arranged material is subtractively machined before the softened material hardens. The manufacturing facility is de...
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WO/2020/036249A1 |
The present invention relates to an electric resistance wire welding machine of superimposed metal sheets by induction heating and rotational surface friction. An electric resistance spot welding machine is configured such that wire weld...
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WO/2019/228845A1 |
Disclosed is a cage welding machine (1) for producing a reinforcement element (2), said cage welding machine comprising a resistance welding system (13) and a protective gas welding system (15), both systems being designed to connect a w...
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WO/2019/222256A1 |
Methods and systems for laser cutting of components are disclosed herein. Examples are specifically suited for laser cutting relatively large components of e.g. a vehicle framework such as a unitary side panel of a vehicle door. Multiple...
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WO/2019/202589A1 |
The invention pertains to a welding apparatus, particularly to a spot welding apparatus which utilizes a single welding electrode/torch to weld vertically adjacent metallic sheets or plates together. The apparatus comprises a MAG welding...
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WO/2019/127905A1 |
Disclosed is a laser-TIG hybrid welding head, wherein same is a hybrid welding head integrating a laser welding head with a TIG welding head. After the laser welding head is integrated with the TIG welding head, a laser (5) is transferre...
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WO/2019/124871A1 |
The present invention relates to a welding joint having excellent fatigue characteristics in ultra-high strength hot-rolled steel and a manufacturing method for the same. One embodiment of the present invention provides a welding joint h...
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WO/2019/096346A1 |
The invention relates to a method for producing a bonding tool, comprising a main part, which has an elongated tool shaft (1) of the bonding tool and a tool tip (2) that adjoins the tool shaft (1), and a blind hole (3.2) which is provide...
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WO/2019/090943A1 |
An integrated cutting and joining machine comprises a frame, wherein a welding unit is disposed in an upper portion of the frame, and a cutting unit is installed below the welding unit. With the welding unit and the cutting unit disposed...
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WO/2019/077394A1 |
Method for producing a precoated steel sheet (1) comprising: - providing a precoated steel strip comprising a steel substrate (3) having, on at least one of its main faces, a precoating comprising an intermetallic alloy layer and a metal...
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WO/2019/077395A1 |
Method for producing a precoated steel sheet (1) comprising the steps of: - providing a precoated steel strip comprising a steel substrate carrying, on at least one of its faces, a precoating, the precoating comprising an intermetallic a...
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WO/2019/077560A1 |
Method for producing a precoated steel sheet (1) comprising: - providing a precoated steel strip comprising a steel substrate (3) having, on at least one of its main faces, a precoating comprising an intermetallic alloy layer and a metal...
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WO/2019/070536A1 |
A cutting apparatus comprises a cutting table and a laser belt movably supported about the cutting table about a first roller and a second roller. A horizontal rail extends across the cutting table. A laser assembly includes a first port...
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WO/2019/067870A1 |
A method for creating a welded joint between ends of two steel rails, wherein the two steel rails have a substantially pearlitic microstructure. The method includes a first heating step, an upsetting step, a first cooling step, and a sec...
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WO/2019/042630A1 |
A wire welding and grinding station (100) comprises a wire welder (112), an AC electrical motor (114) for powering a metal grinder (116), and an AC power supply (110) for supplying electrical power to both the wire welder (112) and the e...
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WO/2019/011132A1 |
A micro-region semi-solid additive manufacturing method. A rod-shaped material is used as a consumable material; heating modes such as high energy beams, electric arcs and resistance heat are used to act on the front end of the consumabl...
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WO/2018/202575A1 |
An apparatus for repairing a metal sheet and method of operating the same are provided. The apparatus includes: a base unit including: a frame and an attachment feature on the frame, a cutting unit removably attachable to the base unit t...
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WO/2018/145543A1 |
A dual heat source hybrid welding torch (3), comprising a consumable electrode and a non-consumable electrode; the axes of the two electrodes form an acute angle of smaller than 60 degrees; the consumable electrode and the non-consumable...
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WO/2018/140664A1 |
The modular pin spotting system described herein allows a common welding source to be utilized with both hand held pinspotters and fixed pinspotters. This allows the operator to choose the mode of operation for the welding source based o...
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WO/2018/107310A1 |
Disclosed is a composite welding apparatus, comprising a welding power source, a welding gun (2), a laser (1) and a support system, wherein the laser irradiates a workpiece (7) at a welding spot produced by the welding gun, characterised...
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WO/2018/041463A1 |
The invention relates to a method and to a device for welding at least two joint partners (20, 22) to form a welding seam using both a laser beam and an electric arc beam (18), which are provided by a hybrid welding device (10). Accordin...
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