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WO/2021/200951A1 |
A hot press line (100) is provided with: a heating device (30); a first press device (10) having a first mold (1A, 1B); a second press device having a second mold (2A, 2B); a first transport device (41) for transporting a metal plate (B)...
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WO/2021/200923A1 |
This hot press device comprises a first mold 2, a second mold 3, and a control unit 9. At least one among the first mold 2 and the second mold 3 has a recess section 3a on a surface facing the other mold in the pressing direction. A mova...
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WO/2021/193415A1 |
A mold (10) includes a mold base (12), a mold body (11), and an opening/closing member (13). The mold base (12) has a storage part (122) for storing refrigerant. The mold body (11) includes an attaching face (112), a shaping face (111), ...
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WO/2021/193417A1 |
A mold (10) is provided with a mold body (11) and a removable shell (13). The mold body (11) has supply flow passages (113). The supply flow passages (113) are formed in the interior of the mold body (11). One end of the supply flow pass...
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WO/2021/192604A1 |
Provided is a method for manufacturing a plate-shaped component in which the positioning of a strip-shaped member and a die can be performed, during a period from initial pressing to later pressing, by using pilot holes formed at the ini...
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WO/2021/186863A1 |
This molding device is for molding a heated metal material and includes: a mold for carrying out hardening/molding by coming into contact with the metal material; and a cooling part for cooling the mold. The cooling part prevents a decre...
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WO/2021/186952A1 |
The present invention, which provides a press-forming mold that achieves stable forming quality, increased service life, and the like by means of a revolutionary concept, is a mold used in press-forming a material, and has a convex part ...
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WO/2021/176112A1 |
The invention relates to a method for jointly manufacturing a tin container and its lid with a detachable central membrane by pressing a metal sheet (1) so as to obtain a cylindrical body (2) with a closed lower base (3) and an open uppe...
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WO/2021/172379A1 |
[Problem] To solve a problem related to the bending of a steel sheet caused by a difference in a temperature increase rate between a layered part and a sheet part. [Solution] The present manufacturing method comprises: a step for heating...
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WO/2021/161413A1 |
Provided is a long molded product which is formed by a metal plate and includes a vertical wall portion, a protruded portion, and a top portion adjacent to the vertical wall portion through the protruded portion, wherein the protruded po...
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WO/2021/150809A1 |
A redraw assembly is for a bodymaker having a ram, a die pack, and a drive mechanism. The redraw assembly includes a carriage assembly, a ram guidance system, a hold down assembly, and a cam follower hold down frame.
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WO/2021/125290A1 |
Provided is a method for manufacturing a press-formed product, by which a first surface of an intermediate formed product provided with the first surface, a bump surface, and a first ridge line located between the first surface and the b...
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WO/2021/125293A1 |
Provided is a method for manufacturing a press-formed product which includes: restraining a first surface of an intermediate formed product provided with the first surface, a bump surface, and a first ridge line located between the first...
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WO/2021/100276A1 |
The present invention relates to a press-forming mold 1 which comprises a punch 3 and a die 5 and with which a to-be-press-formed product 11 having a punch bottom portion 13 and a shallow recess portion 15 in the punch bottom portion 13 ...
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WO/2021/090350A1 |
This manufacturing method is a long molded article which is formed from one steel sheet, which includes a top plate part, vertical wall parts, flange parts, and projection parts, and in which the cross section peripheral length of a cros...
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WO/2021/065054A1 |
This press-molding method for a vehicle exterior panel is a method for press-molding a raw metal plate 51 into a vehicle exterior panel including a character line 63 and panel surface sections 65a, 65b by using a punch 3, a die 5, and a ...
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WO/2021/065139A1 |
A press-forming method for a vehicular outer plate panel according to the present invention causes a metal blank 51 to be press-formed in a vehicular outer plate panel 61 that has a character line 63, and panel surface parts 65a and 65b ...
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WO/2021/060483A1 |
This structural member (W1) is manufactured using a structural member manufacturing device provided with: a first clamping part (10) having a first lower clamping member (11) and a second upper clamping member (12) that are positioned so...
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WO/2021/060274A1 |
This method for manufacturing a press-formed article (100) includes a first step for forming a baseplate portion, a first rising portion, and a first strip portion from a plate-shaped workpiece having a first edge portion and a second ed...
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WO/2021/025083A1 |
This method for manufacturing a press-formed product includes first press forming and second press forming. In the first press forming, an intermediate formed product is formed from a metal sheet by subjecting the metal sheet to processi...
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WO/2021/020589A1 |
This die is provided with a die main body (12) having a molding surface (12a), and a supporting base (11) to which the die main body (12) is attached, the supporting base (11) having an attachment surface (15) with which a rear surface (...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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/2020/153500A1 |
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/2020/149380A1 |
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/2020/137645A1 |
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/2020/137032A1 |
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...
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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/2020/111061A1 |
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/2020/099060A1 |
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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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