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JP6185973B2 |
A slide cushion device 100 includes: a hydraulic cylinder group 110 integrally formed in a board 102 provided immediately below a slide 14; a pressing member 120 that is disposed in a recessed portion of an upper die 20 that vertically m...
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JP6185634B1 |
[Subject] Rise-and-fall control of the die cushion of a die cushion device is enabled at low cost. [Means for Solution] Die cushion pad 14 is arranged under the slide 8 of press machine, and oil pressure cylinder 18 which is supporting p...
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JP2017140636A |
To provide a hot-press molding method for improving moldability of a joining plate W.A hot-press molding method of the present invention comprises a heating process of heating a joining plate (W) composed of two or more of metal plates (...
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JP6180558B2 |
Press systems for manufacturing hot formed structural components are provided. The systems comprise a fixed lower body, a mobile upper body and a mechanism configured to provide upwards and downwards press progression of the mobile upper...
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JP6179807B2 |
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JP6179696B1 |
A press device which has Di whom the manufacturing method of the press-forming article concerning this indication equipped with Die pad , and the punch provided with the inner pad, It is the method of manufacturing a press-forming articl...
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JP6179527B2 |
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JP6173873B2 |
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JP6172425B1 |
A press device which has a punch provided with an inner pad, and Di having Die pad, While being the method of manufacturing a press-forming article from a material metal plate, making an inner pad project from a punch to the Di side, mak...
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JP6170633B2 |
A device for forming a sheet-metal blank, the device including: a press frame; a tool top part including an outer die and an inner die; a tool base part including a punch and a sheet-metal holder; at least one drive assigned to the tool ...
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JP6168118B2 |
A hot pressed member including: a first region having a tensile property of 1500 MPa or more in tensile strength TS and 6.0 % or more in uniform elongation uEl; and a second region having a tensile property of 780 MPa or more in tensile ...
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JP6164607B2 |
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JPWO2016075937A1 |
The press-molded product includes a top plate portion, a vertical wall portion, and a ridge line portion between the vertical wall portion and the top plate portion, and has a shape changing portion in a part of the ridge line portion. T...
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JP6162677B2 |
In order to improve the productivity of a hot-stamped trim component which is moulded by hot press processing and from which an outer peripheral surplus section is thereafter cut away by laser processing, the outer peripheral shape inclu...
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JP6156644B2 |
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JP6157845B2 |
Disclosed herein is a hot stamping device for forming, cooling and trimming a material heated to a set temperature including a lower stanchion having a lower mold steel formed to a shape corresponding to a bottom surface of the material ...
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JP6154909B2 |
A hat-shaped cross-section component manufacturing apparatus includes: a die that includes a forming face that presses both side portions of a metal stock sheet; a punch that includes a forming face that presses a central portion of the ...
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JP6153270B2 |
A die cushion device 100 includes a hydraulic cylinder 120 that supports a cushion pad 110 and generates die cushion force when the slide 14 of the press machine 10 descends, a first hydraulic circuit 130 connected to a cap side hydrauli...
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JP6152841B2 |
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JP6152836B2 |
A method of manufacturing a hot press-formed part by hot pressing a coated steel sheet formed with a Zn-Ni plating layer on a surface of a steel sheet includes: heating the coated steel sheet to a temperature range of Ac 3 transformation...
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JP6151000B2 |
There is provided a method of manufacturing a cylindrical container using a metal sheet on at least one surface of which the metal is exposed. The method includes: obtaining a blank having a hexagonal shape from the metal sheet; and proc...
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JP6146483B2 |
A press-forming apparatus (20) is an apparatus for producing a press-formed product (10) having a hat-shaped cross section that has an external shape that curves in an L shape along a longitudinal direction in a planar view, and includes...
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JP2017100185A |
To provide a press forming die capable of effectively suppressing fitting of a workpiece into a recess in a configuration comprising a bead part and a recess having a semicircular cross section.A press forming die comprises a pair of die...
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JP6142409B2 |
A direct resistance heating method includes placing a first electrode and a second electrode such that a space is provided between the first electrode and the second electrode and such that each of the first electrode and the second elec...
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JP6135829B2 |
A pressed component includes an elongated top plate; ridge line portions at both short direction ends of the top plate; and vertical walls that face each other in a state extending from the ridge line portions, and the top plate includes...
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JP2017080778A |
To form a shell smoothly by securely separating it from a die without jamming inside the die or the like.A shell forming device for a can lid, in one 12 of a set of dies, comprises: a die center 23 for forming a panel part; pressure slee...
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JP6129009B2 |
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JP6125313B2 |
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JP6123914B2 |
A steel sheet heating method that heats a steel sheet (K) to be pressed before hot press molding includes: bringing the steel sheet into a heating furnace (10) including a heater (15) on an inside surface of the heating furnace in a stat...
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JP6123089B2 |
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JP6119716B2 |
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JP6120006B2 |
A metal plate stamping method is provided for cutting a metal plate, on which a bulging portion is formed through stamping, at a cutting area that is defined in a portion other than the bulging portion. The method includes forming a bead...
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JP6119929B1 |
Press processing which consists of a super-high-tensile steel sheet according to a free bending construction method blank is performed, and a pressing is manufactured, without producing a crack in a flange by the side of inner circumfere...
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JP2017070973A |
To realize such a structure that can produce a hot pressing molding of higher dimensional accuracy with higher productivity in a hot pressing machine having an upper mold and a lower mold.An upper mold 11 comprises: an upper mold body 15...
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JP2017070976A |
To improve moldability and appearance quality while increasing a yielding percentage.A method for manufacturing a panel component includes: a pre-molding process in which a plate is moded into a pre-formation shape; and a main molding pr...
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JP6112546B2 |
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JP6112226B2 |
There is provided a method that makes it possible to further suppress an occurrence of cracks and wrinkles in an event of forming a metal plate into a part shape (1) having a cross-sectional shape such as a U shape and a hat shape and ha...
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JP6106804B2 |
The present invention relates to a hot press forming device for coated steel and a hot press forming method using the same, which can reduce the generation of fine cracks of a molding and can obtain uniform material properties.
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JP6104341B2 |
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JP6104238B2 |
A method of reducing the heat loss of a workpiece when the workpiece is displaced from a furnace to a tool includes displacing the workpiece resting on a carrier to the tool. The displacement takes place with the workpiece and the carrie...
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JP6098727B2 |
A hat-shaped cross-section component manufacturing apparatus includes: a die that includes a forming face that grips and presses a metal stock sheet; a blank holder, that includes a forming face that grips and presses the metal stock she...
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JP6094689B2 |
There is provided a manufacturing apparatus and a manufacturing method for a stretch-formed product which can improve the yield of material in the stretch forming performed while clamping the blank by the lock beads. The manufacturing ap...
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JP6094699B2 |
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JP6094674B2 |
A press forming apparatus includes: a punch (31); a blank holder (32) disposed adjacent to the punch (31); a die (41) being a counterpart of the punch (31); and a pad (42) disposed to face the punch (31), wherein the punch (31) has a tip...
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JP2017047430A |
To provide a metal mold structure for a press capable of inexpensively manufacturing a composite member of joining a separate member in a bridge shape to a flange of a press molding such as a hat-shaped cross-sectional member or a compos...
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JP6093630B2 |
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JP6090464B2 |
[Object] To provide a press-molded product including an inward continuous flange and capable of improving performance involved with the bonding strength between a reinforcing member and the other member or the rigidity of a vehicle body ...
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JP6088285B2 |
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JP6083418B2 |
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JP6075333B2 |
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