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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...
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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...
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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 ...
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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...
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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...
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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 (...
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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...
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WO/2020/171021A1 |
A thrust foil bearing (3) is provided with a base plate (30) including a insertion hole (30a) through which a rotating shaft is inserted and supporting surfaces (31) disposed around the insertion hole (30a) on one side thereof in an axia...
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WO/2020/169488A1 |
A cemented carbide suitable as a high performance hardmetal material for wire drawing of high-tensile strength alloys is provided. The cemented carbide comprises a relatively low binder content with additives Cr, Ta and/or Nb to provide ...
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WO/2020/165538A1 |
Disclosed is a method for hybrid forming of a material blank, in which: - the material blank (2) to be deformed is placed between a die (6) and a blank holder (4); - the material blank (2) is deformed by stamping using at least one punch...
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WO/2020/165693A1 |
A sheet metal blank is hot-stamped between first and second tool surfaces of first and second die tools, respectively, to form a hot-stamped product. That product is then heat treated between the first and second tool surfaces. An active...
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WO/2020/162849A1 |
The present invention relates to a press system (1) for removing the pieces stamped in the presses from under the sheet metal strip essentially characterized by a body (2), at least one first actuator (3), at least one first sliding mech...
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WO/2020/157332A1 |
Coated tool for hot stamping of coated or uncoated sheet metals, in particular for hot stamping of AlSi-or Zn-coated sheet metals[KM2], comprising a coated substrate surface to be in contact with the coated or uncoated metal sheet, where...
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WO/2020/158355A1 |
[Problem] To provide a seamless can body whereby the sheet thickness of the raw sheet (blank) is reduced, while at the same time, pressure resistance of the can bottom is increased and buckling is suppressed, and problems with blacking o...
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WO/2020/158010A1 |
Provided is a method for manufacturing a tubular rotary component from a donut-shaped metal disc, wherein the generation of wrinkles or cracks due to a drawing process can be suppressed.　This method for manufacturing a tubular rotary c...
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WO/2020/158062A1 |
The present invention is a method wherein: a residual stress distribution for a press-formed article 1 at a bottom dead center point is calculated under both a first and second press-forming condition (S1, S3); a springback amount for th...
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WO/2020/158478A1 |
Provided is a technique with which it is possible to suppress end cracking due to stretch flange deformation, without being restricted by the shape of the target pressed component. The method includes a double cutting process in which, i...
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WO/2020/153494A1 |
This rigidity influence degree analysis method is provided with: an editing step for changing numerical values pertaining to the rigidity of an arbitrary area of a press-formed article in first execution data including numerical data per...
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WO/2020/153500A1 |
This press molding method comprises: a first step for sandwiching a portion of a metal plate with a die and a pad; and a second step for press-molding the metal plate by moving a punch in a direction to relatively approach the die. The d...
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WO/2020/151943A1 |
A device for stamping a depression (2) into a sheet-like workpiece and for punching through the workpiece in the region of the stamped depression (2) is proposed, comprising a punch unit and a die unit, between which the workpiece can be...
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WO/2020/149380A1 |
This press-formed article manufacturing method includes: acquiring the thickness of a sheet material B; and press-forming the sheet material B into a press-formed article using a die 6, a punch 7, and a movable mold that can move relativ...
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WO/2020/149381A1 |
This press-formed article manufacturing method includes: individually acquiring the warpage of each sheet material to be pressed; and press-forming each sheet material into a press-formed article using a die 6, a punch 7, and a movable m...
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WO/2020/145063A1 |
Provided is a pressed component having excellent resistance to delayed fracture even when a metal plate comprising high strength steel is used. The method is for shear-processing the metal plate (10) comprising the high strength steel pl...
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WO/2020/144995A1 |
A method for manufacturing a press-molded article is proposed for manufacturing a press-molded article having an overhanging portion from a plate-shaped material, said method comprising: a blanking step for punching, from a plate-shaped ...
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WO/2020/141402A1 |
A method is used to manufacture a lower jaw of an end effector of a surgical instrument. The method includes providing a lower jaw that includes a U-shaped body portion. The U-shaped body portion includes a bottom wall interposed between...
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WO/2020/137077A1 |
The present invention addresses the problem of providing a spinning device and a spinning method that make it possible to perform a plurality of instances of processing in a short and simple manner in plastic working in which an end sect...
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WO/2020/137645A1 |
Provided is a method for producing a rectangular can with which the angle formed by a step surface of a step provided on a rectangular can body and an inner wall surface of the rectangular can body can be made closer to 90 degrees. This ...
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WO/2020/076276A9 |
The invention relates to an ultrasonic vibration-assisted mold used in the deep drawing process for forming preferably a material such as a sheet metal (4) and to the method of operation of the mold. The mold according to the invention, ...
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WO/2020/127798A1 |
A method for producing a tube (101-104), the method comprising: providing a preform (1a-c,70) in a mandrel (2), the preform (1a-1c,70) having two ends; flow forming the preform (1a-c,70) with a plurality of rollers (4-5,31-38) such that ...
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WO/2020/123291A1 |
A metal cup and method of forming the same is provided. Metal cups of the present disclosure comprise a plurality of thin, straight-walled sections and a tapered profile. A domed portion is provided in the bottom of the cup. The cup may ...
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WO/2020/121591A1 |
A press forming method according to the present invention is a method for forming a press formed product 1 having a top plate section 3, vertical wall sections 7, flange sections 9, and a protruding curved site 11 curved in a protruding ...
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WO/2020/120701A1 |
The invention relates to a sheet metal blank for producing a heat-shaped and press-hardened steel sheet component (7) in a heat-shaping method, wherein, in a heat treatment step, the sheet metal blank (6) is heat-treated to above the mat...
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WO/2020/113844A1 |
Disclosed is a method and a device for preparing a corrosion-resistant hot stamping part. The method comprises the following steps: blanking a bare steel sheet to obtain a desired blank shape; placing the blank in an anaerobic heating fu...
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WO/2020/116319A1 |
These arm members (1, 1') are characterized in that flanges (24, 34) of first burring holes (22, 32) and flanges (124, 134) of second burring holes (122, 132) face one another inside the arm member 1, in the width direction, a first edge...
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WO/2020/117641A1 |
A can redraw and ironing system includes a ram, a punch, and a sensor system. The ram includes a ram body and a ram nose. The punch is supported on the ram nose and is configured to engage a metal blank during an ironing process. The sen...
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WO/2020/114703A1 |
Method for hot forming a semifinished product (1), in particular in sheet form, to form a component, in particular a motor vehicle component, comprising - heating in a heating process the semifinished product (1) intended to undergo form...
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WO/2020/114708A1 |
An electrochemical pouch cell includes a pouch cell housing and an electrode assembly disposed in the housing. The housing is formed of a single blank that is progressively drawn to form first and second recesses in the sheet, where the ...
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WO/2020/116320A1 |
This method of producing an arm member (1) comprises: a blank shaping step for obtaining, from a flat base material (500) that is a member to be processed, a flat blank shaped member (1a, 1a') that has, at two longitudinal ends, extendin...
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WO/2020/111230A1 |
An aluminum-plated steel sheet comprises a steel sheet and a plating layer formed on the surface of the steel sheet, wherein the plating layer contains at least one A-group element selected from the group consisting of Be, Mg, Ca, Sr, Ba...
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WO/2020/111697A1 |
The present invention provides a method for manufacturing a torsion beam, the method comprising: a blank preparation step for preparing a blank obtained by processing a plate material; an indented groove unit formation step for forming a...
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WO/2020/108593A1 |
A method for forming a zinc-plated steel plate or steel belt having good corrosion resistance, comprising the following steps: 1) conveying the steel plate or steel belt into a heating furnace higher than Ac3, austenitizing the steel pla...
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WO/2020/111061A1 |
This press formed article manufacturing method includes: press forming a plurality of metal plates into press formed articles by using a die, a punch, and a moveable mold; and carrying out feedback press forming on at least one of the pl...
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WO/2020/105647A1 |
In a method for manufacturing a curved member having a top plate portion and a vertical wall portion and having a curved part on at least one of connection parts when viewed from the top plate portion side and the vertical wall portion s...
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WO/2020/102065A2 |
Described herein are methods of processing heat treatable aluminum alloys using an accelerated aging step, along with aluminum alloy products prepared according to the methods. The methods of processing the heat treatable alloys describe...
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WO/2020/093431A1 |
Provided is a can body forming method. During a tank body forming process, a bottom face of a tank body is extruded between a punch (42) and a bottom face forming mold (81). Provided is a can body forming device, comprising a bottom mold...
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WO/2020/090271A1 |
[Problem] To provide a press die and a pressing method, wherein a high level of processing durability can be achieved while facilitating the retention of proper clearance. [Solution] The present invention provides a press die for pressin...
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WO/2020/090504A1 |
Provided is a machining jig on which a carbon membrane (3) is formed on the machining face of a rigid substrate (1), and that is characterized in that the carbon membrane (3) shows a Raman spectroscopy spectrum with an intensity ratio, a...
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WO/2020/090475A1 |
The present invention provides a jig which is for metal plastic working and is used to perform plastic working on a metal or alloy workpiece, and with which plastic working can be performed such that linear scratches are not left on the ...
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WO/2020/089143A1 |
The invention relates to a container system (1; 101; 201; 301; 401), comprising: a container (2), in particular a medical or surgical sterile container preferably having a tub-like container vessel and/or a container cover; at least one ...
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WO/2020/090153A1 |
Provided are: a press formed component in which a wrinkle is not easily caused in a longitudinal wall section of a curved part in a component shape having an L-shape or a T-shape when viewed in a plan view; and a method for manufacturing...
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