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WO/2020/017691A1 |
The present invention relates to an electric resistance spot welder using induction heating and multi-current and multi-pressing. The electric resistance spot welder using induction heating and multi-current and multi-pressing, according...
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WO/2020/017690A1 |
The present invention relates to an induction heating double composite electrode electric resistance spot welding device. The induction heating double composite electrode electric resistance spot welding device according to the present i...
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WO/2020/011476A1 |
A method for welding balls (1 – 5), having the following steps: - providing a component (6), - providing at least two balls (1 – 5), - placing at least one first ball (2) of the at least two balls (1 – 5) on the component (6), - ap...
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WO/2020/009635A1 |
The present disclosure generally relates to a welding machine adapted for performing a spot welding process on a workpiece, wherein the welding machine is specifically adapted for automatically applying pre-conditioning a welding pulse p...
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WO/2020/009636A1 |
The present disclosure relates to a method for controlling a spot welding arrangement(100),the method comprising the steps of moving a welding tip portion (102) of the spot welding arrangement between a first (104) and a second (106) pos...
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WO/2020/004117A1 |
The method of the present invention involves performing main welding, and performing test welding prior to the main welding, wherein: what is known as adaptive control welding is performed in main energization of the main welding; and in...
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WO/2020/004116A1 |
The method of the present invention involves performing main welding, and performing test welding prior to the main welding, wherein: in the test welding, a mean value Vtm of an inter-electrode voltage in main energization and a mean val...
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WO/2020/006205A1 |
Disclosed herein are embodiments of copper-based alloys. The alloys can comprise hard phases of silicides and can be free or substantially free of Co, Mn, Mo, Ta, V, and W. The copper-based alloys can be used as feedstock for PTA and las...
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WO/2020/004115A1 |
The method of the present invention involves performing main welding, and performing test welding prior to the main welding, wherein: in post-energization in the test welding, energization is performed by constant current control under t...
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WO/2019/237174A1 |
A welding station includes a welding gun that includes first and second caps. The welding gun is movable between a working position and a maintenance position. The working position corresponds to a welding operation on at least one workp...
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WO/2019/234367A1 |
This method allows the assembly of a first part (10) and a second part by means of an insert (30) comprising a head (31) intended for resting on the first part (10) and a body (32) comprising an end portion (322) intended for being welde...
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WO/2019/234577A1 |
Welding apparatus for machines for producing seals comprising two strips (1), a first strip (la) of which has superior mechanical characteristics and a second strip (lb) of which has superior sealing characteristics, said seals being wou...
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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/2019/227561A1 |
A mesh welding robot, comprising a steel band feeding mechanism (1000), a welding mechanism (3000), a blanking mechanism (2000), and a mesh winding mechanism (4000). The steel band feeding mechanism (1000) comprises a first rack (1100), ...
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WO/2019/230580A1 |
This spot welded joint is provided with: a first steel plate having a tensile strength of more than or equal to 1100 MPa and comprising mainly of a hard martensite structure; a second steel plate overlapping the first steel plate; a nugg...
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WO/2019/219591A1 |
The invention relates to a method for producing a welding assembly (2, 8), in particular a housing of an electrical machine (1). A first, cold-formed joining partner (2), which is formed from a cold-formable first aluminium alloy having ...
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WO/2019/220793A1 |
A feeding rod 16 configured so as to insert a shaft-like part 1, which comprises a circular flange 2 and a shaft section 3, into a reception hole 14, wherein: due to the inclined position of the feeding rod 16, the central axis Z of the ...
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WO/2019/215908A1 |
A method for manufacturing a medical heater according to the present invention is a method for manufacturing a medical heater provided with: a substrate having a electrical insulation properties; a heating unit for generating heat by ene...
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WO/2019/211198A1 |
Steel cord is formed of many fine steel filaments that are twisted together. As these filaments are fine and hard they tend to glide over one another when pressed together. This makes the welding of steel cord ends particularly difficult...
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WO/2019/212787A1 |
Various configurations of electrically conductive, gas-sealed connections between two pieces of aluminum are described along with methods of making an electrically conductive, gas-sealed connection between two pieces of aluminum.
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WO/2019/201607A1 |
The invention relates to a weld rivet join connection having at least one weld rivet (11a; 11b; 11c), having at least one first join partner (12a; 12b; 12c), which is provided for welding to the weld rivet (11a; 11b; 11c), and having at ...
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WO/2019/203105A1 |
A machining cutter (1) for tip dressing is provided with a rotating holder (5) and a machining plate (2). The machining plate (2) is provided with a cutting edge part (2d) that is formed at a portion connecting a rake surface part (2a) a...
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WO/2019/202710A1 |
A suction unit (8) for suctioning chips (M1) is attached to the lower side of a main body case (2). The suction unit (8) comprises a tubular body (81) in the interior of which an airflow (X1) along a tube center axis (C2) is generated, a...
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WO/2019/203364A1 |
This resistance spot welding joint for aluminum members is obtained by joining overlapped aluminum sheets with each other by spot welding. A nugget formed by the spot welding includes solidified parts of the aluminum members and shells h...
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WO/2019/203087A1 |
Recessed groove parts (2d) that open on a flank surface part (2b) of a machining cutter (1) extending along the rotational axis (C1) of a rotating holder (5) are formed in a rake surface part (2a) of the machining cutter (1). A plurality...
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WO/2019/203082A1 |
This terminal (1) comprises a column-shaped metal terminal (10) and a metal wire (20). The electrical resistance of the metal wire (20) is higher than the electrical resistance of the column-shaped metal terminal (10). Furthermore, the m...
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WO/2019/201414A1 |
The invention relates to the use of a multiring antenna (1) and an RFID system for monitoring tools (3) during the machining of rotationally symmetrical workpieces, wherein a multiring antenna (1) is arranged on a tool carrier (2) close ...
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WO/2019/201551A1 |
The invention relates to a welding electrode (1) which is provided for welding balls (6). The welding electrode (1) has a concave end-face region (2) which is suitable for and/or designed to receive a spherical dome-shaped section of a b...
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WO/2019/203426A1 |
The present invention provides a battery module, having a bus bar, which enables enhanced weldability between a bus bar and an electrode terminal of a cylindrical battery cell, increased heat dissipation efficiency and reduction of curre...
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WO/2019/203363A1 |
In the present invention, executed in the following order are, a preliminary energization step for overlapping a plurality of aluminum members with each other, sandwiching the aluminum members with a pair of electrodes, and performing fi...
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WO/2019/199912A1 |
Aspects of this disclosure relate to a welding system that is configured to execute opposed, step, and parallel gap resistance spot welds (RSW) and associated methods. The system may be configured to switch bases to switch between an opp...
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WO/2019/196494A1 |
Provided is a resistance spot welding electrode cap; a recess (33) is provided at the center of the welding contact interface (3) of the electrode cap; during welding, due to the presence of the recess (33), the area of contact between t...
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WO/2019/198725A1 |
This spot welding joint comprises: a first steel sheet having a structure composed mainly of a hard martensite having an average hardness of at least 350 HV; a second steel sheet that overlaps the first steel sheet; and a plurality of me...
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WO/2019/194308A1 |
[Problem] To solve a problem related to the difference in temperature increase speed between a layered part and a sheet part, and improving post-hot-stamping plating corrosion resistance. [Solution] A layered blank for hot stamping, the ...
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WO/2019/192755A1 |
The invention relates to a welding process for producing a component (10) by depositing multiple layers (100) of a metal material in layers, said layers lying one on top of the other. In said process, the base (10a) of the component (10)...
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WO/2019/188815A1 |
The purpose of the present invention is to provide a welding gun and a welding method with which it is possible to reduce the wait time for loading a component and to decrease tact time. The welding gun is a welding gun for resistance-we...
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WO/2019/180923A1 |
Provided is a spot welding method that enables welding while suppressing generation of expulsion. Welding was performed on first to third metal plates W1-W3 in which the ratio of the total thickness of the first to third metal plates W1-...
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WO/2019/182005A1 |
Provided are a fitting member that prevents the occurrence of unbonded parts, an annular member, a bonding agent member, and a method for manufacturing the bonding agent member. In a fitting member 10, fitting projections 10p that projec...
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WO/2019/181513A1 |
The purpose of the present invention is to provide a welding device capable of reducing welding current losses. A welding gun comprises: an IGBT switching module 9 in a power supply circuit 200 that connects electrodes 111, 113 and an ...
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WO/2019/176863A1 |
This evaluation system is provided with: an analog-digital conversion unit which converts an analog signal acquired by a physical quantity acquisition unit, the analog signal indicating a time-series change in at least one of welding cur...
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WO/2019/171150A1 |
The present application relates to a method of producing a welded metal blank (16), comprising the steps of: cutting a first initial metal sheet (1) and a second initial metal sheet (3) from a first (2) and second metal strip (4), joinin...
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WO/2019/171323A1 |
The present application relates to a method of producing a welded metal blank (16), comprising the steps of : cutting a first initial metal sheet (1) and a second initial metal sheet (3) from a first (2) and second metal strip (4), joini...
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WO/2019/162582A1 |
The present invention relates to a structural part (1) for a vehicle, which comprises a first portion (11) which forms a strip, said strip (11) being adapted to receive weld spots (12) in order to conjoin said structural part (1) to anot...
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WO/2019/159815A1 |
The present invention comprises: a spot welding device 2 for welding a workpiece W, which is a stack of a plurality of metal sheet materials, by applying pressure on the workpiece W using a pair of electrodes 33, 34 and, while maintainin...
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WO/2019/159496A1 |
The invention is configured so that: a projection 35 is formed on the distal end face 30 of a supply rod 13 to which the surface 4 of a flange 2 adheres; an arcuate receiving face 36 conforming to the flange outer circumferential portion...
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WO/2019/160141A1 |
In the present invention, a main welding and a test welding which precedes the main welding are performed, the test welding being performed under two or more welding conditions. In the test welding, a pressing force parameter from the st...
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WO/2019/156073A1 |
The purpose of the present invention is to provide a method for resistance spot welding. The present invention is a method for resistance spot welding in which a sheet group of two or more overlapping steel sheets is sandwiched between a...
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WO/2019/155743A1 |
The present invention is configured such that: a protruding part 35 is formed on a tip surface 30 of a supply rod 13 that is brought in close contact with a surface 4 of a flange 2; an arc-shaped receiving surface 36 that conforms to a f...
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WO/2019/149336A1 |
Method for joining of at least two unweldable materials, non-weldable directly to each other with thermal joining processes in a lap joint configuration, where a two step sequence is used consisting of a first step to apply a thermomecha...
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WO/2019/144174A1 |
The invention relates to a resistance welding device (1) for producing wire netting (2) having longitudinal rods (3) and transverse rods (4). The resistance welding device (1) comprises: a first welding head (7) having a first welding el...
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