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Patent Searching and Data


Matches 1 - 50 out of 16,109

Document Document Title
WO/2021/002425A1
This manufacturing method for a structure member comprises an intermediate step and a bending step. In the intermediate step, a height difference between a halfway position in a vertical cross-section view along an extension direction of...  
WO/2020/257904A1
The present invention discloses a solution to the problem of manufacturing vehicle axles with reduced diameters and greater thicknesses, such that the solution of the present invention describes means for manufacturing a cylinder from sh...  
WO/2020/249351A1
A method for forming a deep draw closure cap, the method comprising: ˗ draw forming a first cup from a planar sheet of metal material defining a base thickness, the first cup including a first cup base, a first cup wall, and an open end...  
WO/2020/244915A1
The invention relates to a method for producing a steel composite, wherein: - at least two steel sheets, which consist of at least two different steel grades, in particular a first steel grade composed of a hardenable steel containing ma...  
WO/2020/244974A1
The invention relates to a steel material comprising a steel alloy having at least the following constituents in per cent by weight: 0.30 to 0.42% carbon; 0.3 to 2.5% manganese; 0.8 to 2.2% silicon; up to 0.06% aluminium; up to 0.5% chro...  
WO/2020/237833A1
A sheet metal sheet stamping forming device, comprising a workbench body (2) and a mounting platform (4), wherein fixed clamping grooves (12) are provided at two sides of the top part of the workbench body (2); a sliding base (11) is sli...  
WO/2020/239891A1
The present invention relates to a steel strip, sheet or blank for producing hot-stamped parts having the following composition in wt%: C: < 0.20, Mn: 0.65 - 3.0,5 W: 0.10 - 0.60, and optionally one or more of the elements selected from:...  
WO/2020/235288A1
Provided are a method and a device for identifying springback-amount discrepancy-causing sites, that identify sites causing springback-amount discrepancy between CAE analysis and actual formed product. The present invention comprises: a ...  
WO/2020/235152A1
The objective of the present invention is to suppress warping and twisting in a longitudinal direction when manufacturing an elongate curved component by press molding. This method for manufacturing a pressed component includes: a first ...  
WO/2020/230367A1
A press-forming method according to the present invention is for press-formation into a target shape of a press-formed article 1 having a hat-shaped cross section and being curved along the longitudinal direction in a plan view. The pres...  
WO/2020/229171A1
The invention relates to a device (1) for shaping a component (2), comprising a first tool (3) and a second tool (4), which can be moved relative to one another along a movement axis (5) to shape a component (2) to be placed between the ...  
WO/2020/230797A1
Provided are a sheet metal member forming method and a sheet metal member forming device that enable a sheet metal member to be efficiently reinforced and afforded an overall weight reduction, and that permit even complex shapes to be ha...  
WO/2020/225288A1
Disclosed is a method for manufacturing metal stopper caps comprising the following sequence of steps: a) providing a strip or sheet made from aluminium alloy coated on both faces with a layer of varnish; b) a first cutting operation in ...  
WO/2020/227224A1
The present invention is directed to a dual sided incremental sheet forming apparatus and method for incrementally forming sheet materials such as sheet metal by utilizing opposed primary and secondary forming tool assemblies and a sheet...  
WO/2020/224339A1
A metal surface colour steel composite plate production line using a single cold-bending forming mechanism, comprising a feeding mechanism (1), a cold-bending forming mechanism (2), a gluing mechanism (3), an automatic plate-separating m...  
WO/2020/225749A1
A system for producing components by hot forming includes a conductive post-furnace heat station, a furnace, a computer system, and a press. The computer system comprises one or more physical processors operatively connected with the fur...  
WO/2020/222688A1
A method for a hot press forming apparatus and a hot press forming apparatus (102; 202) for forming a blank (104), the hot press forming apparatus (102; 202) comprising a first die (106; 206) and a second die (108), wherein the first die...  
WO/2020/222687A1
A cold working apparatus (102; 202) for forming a blank (104), the cold working apparatus (102; 202) comprising a first die (106; 206) and a second die (108), wherein the first die (106; 206) has at least one die cavity (110; 210), and t...  
WO/2020/222394A1
A hot-stamped part according to an embodiment of the present invention comprises, as a base layer, a steel comprising: 0.28-0.38 wt% of carbon (C); 0.1-0.4 wt% of silicon (Si); 1.2-2.0 wt% of manganese (Mn); from greater than 0 to 0.020 ...  
WO/2020/217593A1
This press molding method is for molding a press-molded article 1 that has a cross-sectional hat shape comprising a top plate section 3, vertical wall sections 5, and flange sections 7, said press-molded article 1 having a protruding cur...  
WO/2020/218145A1
The present invention provides a spring-back amount divergence origin site specification method and device for specifying the origin site of a divergence in spring-back amount of a molded article between CAE analysis and actual measureme...  
WO/2020/217594A1
A press-forming method for forming a press-formed article 1, which has a hat-shaped cross section having a web portion 3, side wall portions 5, and flange portions 7 and has a concave curved region 11 that, in a side view, curves in a re...  
WO/2020/174450A3
A system (100) for a sheet metalworking is disclosed. The system (100) comprising a punch (1) connectable to a press (P), wherein the punch (1) is configured with a first electrical terminal (2). A die (3) configured with a die surface (...  
WO/2020/209319A1
Provided is a blank characterized by being a steel material and comprising at least two protruding regions (313) respectively having softened parts (320) formed thereon, wherein: an outer edge (311) includes the at least two protruding r...  
WO/2020/209357A1
A blank (100) comprises a main part (110) formed from steel having a tensile strength of 1,450 MPa or greater, and a softened part (120). The ratio of the Vickers hardness of the softened part (120) to the Vickers hardness of the main pa...  
WO/2020/207960A1
The invention relates to a method for producing a hollow shaft from a tubular preform by means of pressure rolling, wherein each end of the preform is shaped using at least one forming roller, a tubular preform (1) with a round or polygo...  
WO/2020/203899A1
A method for manufacturing a member according to one aspect of the present invention is a member manufacturing method for manufacturing a member provided with a specific three dimensionally shaped portion, the method including a U moldin...  
WO/2020/201793A1
This method for manufacturing a molded body having a three-dimensional shape includes: a sequential molding step in which, with respect to a metal-containing sheet material having a molding part and a non-molding part around the molding ...  
WO/2020/202645A1
The present invention addresses the problem of providing a coupling structure of two members obtained by spinning, said coupling structure having excellent coupling force with respect to stress in the rotation direction. In order to so...  
WO/2020/202474A1
A steel sheet in which an intermetallic compound layer containing iron and aluminum and an aluminum plating layer are provided in said order on both surfaces of a base steel sheet, and which satisfies expression (1): b1 (µm) > b0 (µm),...  
WO/2020/199574A1
Disclosed is a toothed part rolling and spinning forming device. The device is mounted on a machine tool body. A machine tool spindle (1) is provided with a blank, a mandrel (2) and a driving synchromesh gear (3), and a driven synchromes...  
WO/2020/204060A1
This bending angle prediction method includes: a first step for acquiring, on the basis of the material characteristics of a steel material, the bending angle of which is to be predicted, the maximum main strain of an outermost bending s...  
WO/2020/195591A1
Provided is a press molding method in which a plate material (10) is molded into a target molded body (12) including a ridge section (14), said method including: a first step for molding an intermediate molded body (42); and a second ste...  
WO/2020/192106A1
A rotary stamping device, comprising a sleeve structure (1), a stamping assembly (2) and a steering assembly (3) having a reset function; one end of the stamping assembly (2) extends into the sleeve structure (1) and can slide along the ...  
WO/2020/192133A1
Provided is a production line (100) for the thermal forming of aluminum alloy plates, comprising a loading table (1), a positioning assembly (2), an unstacking robot (3) which moves a plate (10) from the loading table to the positioning ...  
WO/2020/194865A1
[Problem] To provide a tailstock unit which is used together with a processing unit capable of processing a long workpiece, and a spinning processing apparatus which comprises such a tailstock unit and is unlikely to be restricted in ter...  
WO/2020/195593A1
This press forming method includes a first drawing step for forming a first drawn step portion (40), a second drawing step for forming a second drawn step portion (60), and a finishing step for completing a stepped portion (20). In the f...  
WO/2020/188877A1
A coupling structure 1 for a body skeleton component according to the present invention is made by bending a single metal sheet, the structure comprises a top sheet part 3 and a pair of vertical wall parts 5, the structure is provided to...  
WO/2020/182370A1
The invention relates to a method for producing a valve body of a hollow valve. Said method comprises the following steps: providing a preform having a valve body/valve plate and a tubular shaped wall which surrounds a hollow chamber; an...  
WO/2020/182387A1
The invention relates to a method for producing a valve body of a hollow valve. Said method comprises the following steps: providing a workpiece, blank or semi-finished product, spin extruding the workpiece to produce a preform which com...  
WO/2020/184480A1
Provided is a method for manufacturing a formed material, comprising manufacturing a formed material having a trunk portion and a flange portion by subjecting a raw-material metal plate to multi-stage drawing. The multi-stage drawing inc...  
WO/2020/184712A1
The present invention provides technology for more easily evaluating stretch flange cracks in the sheared end face of a metal sheet under evaluation. The present invention includes at least two sets of reference strain gradient informati...  
WO/2020/184640A1
This pressing apparatus shapes a plate material with a die including an upper die and an upper movable die that is provided so as to be able to move toward and away from the upper die. The pressing apparatus includes: a pair of upper fix...  
WO/2020/184711A1
The present invention provides press-machining technology for reducing the tensile residual stress at the sheared end face of a metal sheet after press-forming in order to prevent the occurrence of delayed fractures in the sheared end fa...  
WO/2020/182365A1
The invention relates to a method for producing a valve body for a hollow valve. Said method comprises the following steps: providing a workpiece, blank or semi-finished product and a forming punch, introducing a protective layer between...  
WO/2020/179883A1
This car body structure has: a skeleton member having a first top plate part, a corner part, a vertical wall part, and a second top plate part; and a first support part and a second support part that are provided to the second top plate ...  
WO/2020/175486A1
The present invention improves stretch-flange formability of a steel sheet by an individual process according to the material of each of the steel sheets without performing a heating process in a mold. This method for manufacturing a ste...  
WO/2020/174883A1
Provided is a method for joining plated steel plates where, when overlaying and welding a plurality of steel plates in which at least one steel plate is a plated steel plate, a satisfactory joined structure with no gas pocket defects can...  
WO/2020/174450A2
A system (100) for a sheet metalworking is disclosed. The system (100) comprising a punch (1) connectable to a press (P), wherein the punch (1) is configured with a first electrical terminal (2). A die (3) configured with a die surface (...  
WO/2020/174841A1
Provided is a method for evaluating, in press molding to obtain a target press molded part from shape information of actual parts or the like, molding margin for a bending crack at a shear end face of the press molded part. A method is p...  

Matches 1 - 50 out of 16,109