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Matches 1 - 50 out of 5,928

Document Document Title
WO/2021/009285A1
The invention relates to a device and a method for open-open or closed-loop control of a movement of a die cushion of a die cushion press. The device has an control value encoder (11), a speed controller (12), a current controller (13) a...  
WO/2021/005321A1
The present disclosure provides a linear actuator assembly (100) comprising a plurality of hydraulic cylinders (110); a manifold block(120) in fluid communication with at least one of said plurality of hydraulic cylinders (110); a contro...  
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/2020/191351A4
An industrial gas spring with a pressure chamber in a casing with an end wall, a piston rod received at least in part in the casing for reciprocation between extended and retracted positions and a pressure relief assembly carried by the ...  
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/2020/195591A1
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/2020/191351A1
An industrial gas spring with a pressure chamber in a casing with an end wall, a piston rod received at least in part in the casing for reciprocation between extended and retracted positions and a pressure relief assembly carried by the ...  
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/2020/184480A1
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/2020/184640A1
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/2020/174883A1
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/2020/153500A1
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...  
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...  
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...  
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 ...  
WO/2020/137032A1
A die-cushion device (200) is provided with: a double-acting hydraulic cylinder (210) which vertically moves a cushion pad (140); a first hydraulic pump (P1) which supplies a first port (210a) of the hydraulic cylinder (210) with an oper...  
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 ...  
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...  
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...  
WO/2020/099060A1
The electro-hydrostatic actuator system according to the invention comprises a volume-variable and/or rotational-speed-variable hydro machine, which is driven by an electric motor, for providing a volume flow of an hydraulic fluid, and a...  
WO/2020/075310A1
There is a demand, in the formation of a press-molded article by hot stamping (also referred to as hot-pressing) or cold pressing, for achieving efficient softening of a region of a desired size at a desired location on the press-molded ...  
WO/2020/066087A1
This heating furnace is provided with: a housing having a pair of sidewalls; a workpiece support material configured to be capable of supporting a flat plate-shaped workpiece between the pair of sidewalls so that the workpiece is in a ho...  
WO/2020/045300A1
A die cushion device comprising: a hydraulic cylinder (10) for moving a cushion pad (14) up and down; a hydraulic pump (P) for supplying hydraulic oil to the hydraulic cylinder (10) from an oil tank (T); a relief valve (20) for returning...  
WO/2020/035915A1
Provided is a press-forming device capable of carrying out press-forming while cooling a heated workpiece. The press-forming device may be equipped with a first die for supporting the workpiece. The press-forming device may be equipped w...  
WO/2020/009170A1
A hot press-formed item manufacturing method wherein a die 11 has, in the entire region adjacent to a die shoulder section 11B within a steel plate contact surface 11A, a hard layer 11C having a hardness Hv_Die of HV1000 to 1800 and a sk...  
WO/2020/009171A1
A hot press-formed item manufacturing method wherein a die 11 has, in the entire region adjacent to a die shoulder section 11B within a steel plate contact surface 11A, a hard layer 11C having a hardness Hv_Die of HV1000 to 1550 and a sk...  
WO/2020/003767A1
A method for manufacturing a press-molded article wherein a patchwork blank 1, in which a patchwork 3 is welded to a base workpiece 2 to form a thick portion 4, is prepared, only the thick portion 4 of the patchwork blank 1 is bent, and ...  
WO/2019/225661A1
Provided is a technique with which it is possible for stretch flange cracking in a curved portion to be suppressed simply and in more stably. Press forming is performed on a component shape including a top plate portion (2) having a curv...  
WO/2019/216317A1
A manufacturing method for a saddle-shaped press-molded article according to the present disclosure comprises: bending a top plate formation location on a blank, which is to be formed into a top plate section; during the bending operatio...  
WO/2019/205363A1
An aluminum alloy synchronous cooling and electrical pulse heat forming process and device, the process comprising preparing a heat-strengthened aluminum alloy blank, shape cutting, solid solution treatment, synchronous cooling and elect...  
WO/2019/203889A1
Punch press tooling solves the problem of accurately and efficiently assembling an object in a retainer. In particular, when the retained object is a magnet, proper retainer/magnet alignment and accurate polarity marking on the retainer ...  
WO/2019/198728A1
A production method for hot press molded articles, whereby a die mold 11 is used to perform hot press molding on an Al-plated steel plate 10 having a zinc compound layer or a metal zinc layer as the outermost layer upon an Al plating lay...  
WO/2019/187863A1
The present invention addresses the problem of suppressing torsion of a press-molded article and falling off or jumping up of an end portion of the press-molded article caused by springback so as to suppress deterioration in shape of the...  
WO/2019/188850A1
A press forming device provided with: a punch having an apex portion in a forming region; a die opposing the apex portion of the punch; a blank holder opposing the die laterally to the punch; a bead disposed in a non-forming region of th...  
WO/2019/187864A1
The present invention is characterized in that, when the rigidity of a press-molded article obtained by press molding of a sheet-like material is improved by a rigidity-imparting shape in order to suppress springback of a press-molded ar...  
WO/2019/187743A1
This hot press processing device 1 is provided with: a heating step for heating a workpiece W; a press step for loading the workpiece W heated by the heating step between an upper die 11 and a lower die 12 and then performing press-formi...  
WO/2019/187742A1
This hot press processing device 1 is provided with: a heating step for heating a workpiece W; a press step for press-forming the workpiece W heated by the heating step; and a cooling step in which a portion of the workpiece W press-form...  
WO/2019/167791A1
Provided is a technology whereby molding defects such as cracks, wrinkles, or reductions in dimensional accuracy can be reduced for pressed components having a hat-shaped cross-section having at least one curved section in the planar vie...  
WO/2019/167792A1
The present invention aims to reduce molding defects such as cracks, wrinkles, and reductions in dimensional accuracy, for pressed components having a curved shape that is convex towards a top plate side along the longitudinal direction....  
WO/2019/167793A1
Provided is a press molding technology capable of reducing molding defects in molded components having a hat-shaped cross section having a shape bent so as to curve outwards on a flange section side, in the side view. This production met...  
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...  
WO/2019/138684A1
A molding recessed part (58) of a lower mold (48) constituting a press molding device (10) is provided with a first blank holder (52), and a circular second blank holder (54) is freely movably provided on one outer peripheral side of the...  
WO/2019/130641A1
The purpose of the present invention is to achieve high tensile strength and partial thinning of a steel plate in press-processing so as to achieve both weight reduction and high strength in a vehicular member component. A vehicular memb...  
WO/2019/112023A1
This holding device is used mounted to a mold apparatus. The holding device comprises: a distance member which is swingably mounted to a holder; and a swinging device which is mounted to a first mold unit and which swings the distance me...  
WO/2019/112022A1
This mold apparatus comprises: a distance member which is swingably supported by a holder; and a swinging device which is provided to a first mold unit and which swings the distance member. The holder is provided to the punch so as to be...  
WO/2019/110760A1
The invention relates to a device for stamping a blank (50) in order to produce a stamped part. The device includes a punch (40) comprising a bearing surface (41), an anvil (70), a die (80) and means for generating a magnetic field (60),...  
WO/2019/111386A1
A press die 20 capable of manufacturing a pressed component 28 and removing the component 28 from the die without causing damage during mold release at a high cycle speed while improving equipment compactness, the press die 20 being equi...  
WO/2019/111387A1
A press die-holding device 40 which inexpensively, quickly and simply makes it possible to obtain a press die 20 capable of manufacturing a pressed component 28 and removing the component 28 from the die without causing damage during mol...  
WO/2019/052966A3
There is provided a method of preparing a sheet metal material for forming, the method comprising preparing the sheet metal material to have a desired resistance profile along an axis; heating the sheet metal material to a desired temper...  
WO/2019/073614A1
Provided is an outer-plate panel manufacturing method with which it is possible, when manufacturing an outer-plate panel having a character line by pressing, to suppress the occurrence of line misalignment. A punch 2 has a punch apex por...  

Matches 1 - 50 out of 5,928