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WO/2019/024152A1 |
Disclosed is an automatic spot welding specialized machine for a BRKT piece of a seat slide, the machine comprising a machine frame (1), wherein a floating mechanism (2) and a lower electrode arranged beside the floating mechanism are ar...
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WO/2019/022550A1 |
The present invention relates to a flash butt welding method for heating and softening a base material by flowing a current therethrough in a state in which two base materials are disposed adjacent to each other, and then press-bonding t...
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WO/2019/020332A1 |
The invention relates to a control unit (101) for a joining system (100) having at least one joining station (110, 120), which is designed to join at least one first joining element (103) to a workpiece (102). The control unit (101) is d...
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WO/2019/012737A1 |
[Problem] To provide various means for efficiently attenuating vibrations applied to a turntable to dramatically reduce the noise picked up by a needle, thereby allowing a listener to hear original sounds buried in noise that prevents th...
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WO/2019/011931A1 |
The present invention relates to a welding auxiliary joining part (1) with which a welding connection, more particularly a resistance welding connection, can be produced between a first component A made of a difficult-to-weld material an...
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WO/2019/007565A1 |
The invention relates to a motor vehicle body or chassis component having an improved crash performance as well as to a process for manufacturing a body or chassis component having an improved crash performance.
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WO/2019/002924A1 |
Method for welding two 0.10 to 6.0 mm thick steel sheets having the following composition: 0.005 % ≤ C ≤ 0.3 %; 0.2 % ≤ Mn ≤ 2.0 %; traces ≤ Si ≤ 1.0 %; traces ≤ S ≤ 0.01 %; traces ≤ P ≤ 0.04 %; 10.5 % ≤ Cr ≤ 17.0...
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WO/2018/235753A1 |
A method for manufacturing a different material bonded member comprises: a step of striking a shaft portion of a steel rivet into a light alloy material provided with a solid resin layer on at least one surface thereof; a step of causing...
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WO/2018/235998A1 |
The present invention relates to an electric resistance spot welder having a double composite electrode tip, and the electric resistance spot welder having a double composite electrode tip, according to the present invention, comprises s...
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WO/2018/234938A1 |
A method for producing a zinc or zinc-alloy coated steel sheet with a tensile strength higher than 900 MPa, for the fabrication of resistance spot welds containing in average not more than two Liquid Metal Embrittlement cracks per weld h...
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WO/2018/234839A1 |
A method for producing a zinc or zinc-alloy coated steel sheet with a tensile strength higher than 900 MPa, for the fabrication of resistance spot welds containing in average not more than two Liquid Metal Embrittlement cracks per weld h...
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WO/2018/230637A1 |
Provided is a spatter scattering prevention device which eliminates the need for removing scattered spatter and facilitates maintenance, and a flash butt welding machine provided with the spatter scattering prevention device. A spatter s...
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WO/2018/211555A1 |
In the present invention, a pressing unit (5) presses a plurality of electrodes (10) accommodated in an accommodation passage (R1) in the interior of an accommodation case (2) toward an electrode retrieval port (20). When a lever member ...
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WO/2018/206990A1 |
A manufacturing system for vehicular frame construction. A robot includes a base, a moveable arm supported by the base, a welding torch supported by the moveable arm, and a gripping tool supported by the moveable arm. The robot is operab...
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WO/2018/207397A1 |
A chip-collecting device (1) collects chips (M1) generated when cutting electrode tips (11) with a tip dresser (10). A cover case (2), which is fixed to the tip dresser (10), has a rectangular plate-shaped first side wall (3) and second ...
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WO/2018/202999A1 |
This insert (1) comprises: a head portion (2) comprising a docking face (20) configured to receive a welding electrode and a bearing surface (22) configured to come to bear on the first part (100) in order to keep the first part (100) as...
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WO/2018/195674A1 |
In an apparatus (1) for producing container frames (3-6), a welding device having a calibration tool (8) is provided. The force exerted on the calibration tool by the container frames is measured and evaluated as an indication of the wid...
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WO/2018/197634A1 |
The invention relates to a method for welding overlapping edge regions (7',7") of sheet metal bodies (7). Said method being characterized in that prior to welding the edge regions (7',7"), the edge regions are heated to a temperature T1 ...
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WO/2018/192038A1 |
A direct contact- and alternating current trapezoidal wave-based electric resistance welding process method of aluminum. The present invention comprises an alternating current trapezoidal wave inverter controller enabling control of an e...
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WO/2018/193486A1 |
The present application relates to a resistance welding machine for the spot welding of metal sheets, such as the metal sheets of the vehicles. This machine comprising an electric energy generator and a clamp (11), which has a curved geo...
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WO/2018/192803A1 |
The method for laser engraving a mould element for a tyre mould comprises the following steps: defining a texture negative to be engraved on at least a part of a moulding surface of the mould element that consists of a plurality of adjac...
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WO/2018/192225A1 |
Disclosed is a hand-pressure elastic ground wire for welding, comprising a welding unit (1) and a ground unit (2), wherein the welding unit (1) comprises a welding part and a pressing part, the ground unit (2) comprises a flow guide face...
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WO/2018/193839A1 |
A joined body according to the present invention is equipped with: a thin plate, on the outer periphery of which multiple through-holes are formed; a first member having a base section, a portion of which contacts the thin plate, and a p...
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WO/2018/192612A1 |
The invention relates to a switchgear cabinet door (1) for a switchgear cabinet housing, wherein the switchgear cabinet door (1) has at least one reinforcing profile (4) on the inner side (2) of its door leaf (3), characterized in that t...
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WO/2018/186152A1 |
Provided is a joining monitoring system which determines the quality of an item to be joined. The joining monitoring system (100) is provided with: a load deviation assessment unit (131) which generates, on the basis of load data contain...
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WO/2018/178933A1 |
The present invention relates micro resistance welding apparatus and to a method of welding. In particular, the present invention relates to small scale or micro welding apparatus and to a method of micro resistance welding using a contr...
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WO/2018/181232A1 |
Provided is a production method for a resistance spot welded joint that comprises a three-layer stack of two steel sheets and one aluminum sheet. The method makes it possible to produce a resistance spot welded joint that has favorable j...
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WO/2018/181397A1 |
The purpose of this invention is to determine the occurrence of welding defects caused by quadrature current. This welding determination device comprises: a measurement unit (11) which measures the temperature of a junction of a belt-sha...
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WO/2018/181398A1 |
The purpose of this invention is to accurately determine the occurrence of spatter in seam welding. This welding determination device comprises: a measurement unit (11) which measures the temperature of a junction of a band-shaped sheet ...
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WO/2018/180810A1 |
This welded joint manufacturing method comprises: sandwiching an aluminum plated steel sheet provided with an aluminum plated layer between a pair of electrode wheels and rotating the pair of electrode wheels in a circumferential directi...
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WO/2018/177876A1 |
The invention relates to a method for rounding sheet metal blanks prior to welding on a longitudinal seam welding machine, comprising a controller by means of which the speed upon transferring the sheet metal blank (11) onto a first tran...
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WO/2018/181231A1 |
The present invention is for producing a resistance spot welded joint that comprises a stack of: aluminum sheets; and at least one type of steel sheet selected from among plated steel sheets, cold-rolled steel sheets, and hot-rolled stee...
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WO/2018/170769A1 |
A method for improving quality of a flash-butt welding joint. In the state that process parameters of an original flash butt welding machine is reasonable, a blowtorch (3) is provided in a direction directly facing a gap between end face...
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WO/2018/174010A1 |
In this production method, a disc spring is produced by welding together a first end, i.e. one end in the circumferential direction, and a second end, i.e. another end in the circumferential direction, of a band ring body, which is a C-s...
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WO/2018/174009A1 |
In this production method, a disc spring is produced by welding together a first end, i.e. one end in the circumferential direction, and a second end, i.e. another end in the circumferential direction, of a band ring body, which is a C-s...
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WO/2018/162937A1 |
A method for resistance spot welding comprising the following successive steps: - providing at least two steel sheets with thickness (th) comprised between 0.5 and 3mm, at least one of the sheets being a zinc or zinc-alloy coated steel s...
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WO/2018/163017A1 |
A method for resistance spot welding comprising the following successive steps: - providing at least two steel sheets with thickness (th) comprised between 0.5 and 3mm, at least one of the sheets being a zinc or zinc-alloy coated steel s...
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WO/2018/162685A1 |
The invention relates to a contact welding device 10 for simultaneously welding at least three components 5.1, 5.2, 5.3 together using a current pulse, having a first electrode 1 with a first contact surface 1.1 for contacting a first co...
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WO/2018/159764A1 |
Provided is a resistance spot welding method that makes it possible to curb the occurrence of cracks in welded parts according to the contact angle, regardless of the type of steel, and to ensure sufficient joint strength. A resistance s...
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WO/2018/159770A1 |
Provided is a structure for a vehicle body which is joined by using resistance spot welding and an adhesive in combination, and has excellent crash resistance characteristics. The present invention pertains to a structure 1 which is for ...
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WO/2018/159310A1 |
In this bonded body, the front surface of a first metal piece (1) and the back surface of a second metal piece (2) are bonded by a protrusion (11) formed on the front surface of the first metal piece (1). The bonded body is provided with...
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WO/2018/153094A1 |
A method for bonding an amorphous alloy electronic product housing and a middle plate. The method comprises: step I, pre-bonding; step II, heating; step III, applying pressure; and step IV, cooling and shaping. According to the bonding m...
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WO/2018/156226A1 |
Provided is a tip dresser blade blank comprising a casting of M-2 steel hardened to a Rockwell C hardness in the range of 63 to 66, inclusive, by double tempering. The casting may be ground to provide a specific first geometry or a speci...
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WO/2018/156225A1 |
Provided is a tip dresser blade comprising a body of M-2 steel hardened to a Rockwell C hardness in the range of 63 to 66, inclusive, by double tempering. The body may be ground to provide a specific first geometry, or a specific second ...
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WO/2018/153785A1 |
The invention relates to a method for joining of at least two 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 app...
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WO/2018/149632A1 |
The present invention relates to a method for producing a piston (1) for an internal combustion engine, wherein the piston (1) has a piston head (2) and a piston skirt (18), in which a connecting line (8) is provided which is connected f...
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WO/2018/142859A1 |
A steel plate frame (2) and a thin plate (4) comprise different materials. A plurality of through-holes (4c) are formed in a portion of the thin plate (4) superposed on the steel plate frame (2). A plurality of projections (6c) capable o...
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WO/2018/143483A1 |
The present invention relates to a projection welding machine, which is implemented to drive a nut feeding part of a nut feeder and a cylinder driving part of an upper holder only when an operation environment of a lower electrode part i...
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WO/2018/139422A1 |
This electrode chip (10A) for resistance welding is provided with: an inner cylinder part (46) in which a first flow channel (44) is formed; an outer cylinder part (50) which forms a second flow channel (48) between itself and the inner ...
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WO/2018/139239A1 |
A processing method in which there is used a resistance welder (1) for performing welding by applying pressure to weld objects to be welded, wherein before electrical power is provided for welding, at least one electrode (2, 3) is caused...
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