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JP5886977B2 |
A method and forming tool for hot forming and press hardening plate-shaped or preformed workpieces of sheet steel, wherein the workpiece is heated to a temperature above the austenitisation temperature and is then formed and quenched in ...
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JP5884194B2 |
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JP2016507385A |
A method of manufacturing the part is provided. The blank is placed in a pair of shoes to which the molded pieces are attached and a die assembly (die device) containing a compressible member sandwiched between the shoes and the molded p...
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JP5880176B2 |
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JP5880175B2 |
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JP2016030261A |
To provide a press molding method capable of preventing a molding failure without disposing a blank holder at a portion to be removed.A press molding device 1 is equipped with a die 10; a punch 20; and a blank holder 31. The die 10 is pr...
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JP5876786B2 |
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JP5867715B2 |
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JP5866336B2 |
A load-applying device of a press-forming die includes a rod which includes a first end, a second end, and a flange, a lamination coned disc spring in which a plurality of coned disc springs having a center hole, to which the first end o...
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JP5856515B2 |
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JP2016022479A |
To improve durability of a torsion beam by preventing a decrease in curvature of a folding part of the torsion beam, and reduce costs by simplifying a molding process.A circular tube member A is molded by being crushed in a radial direct...
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JP5852590B2 |
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JP5849807B2 |
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JP5847212B2 |
A press machine includes a lower die having a step portion for forming a bent portion on a side surface, a pad portion supported by a spring and disposed adjacent to the lower die in the horizontal direction, being movable upward and dow...
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JP5844768B2 |
A die cushion force control method and a die cushion apparatus (200) generates a die cushion force on a cushion pad (210) based on a die cushion force command value set in advance. A die cushion force command value (F1) equal to or large...
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JP5843712B2 |
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JP2016002554A |
To provide a pressing mold or the like capable of pressing a press plate or a thick metal plate into a predetermined shape.A pressing mold 11 comprises: a first mold 20 to be placed thereon with an end plate 26; a second mold 22 placed a...
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JP5838823B2 |
To suppress a variation in electrically heated temperature of a platy workpiece in a relatively simple manner even when a platy workpiece formed into a non-rectangular shape is heated upon heating the platy workpiece by electrical heatin...
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JP5835322B2 |
A method of forming a header extension coupling a front header and a roof side inner includes: electrically heating a part of a material to a temperature of not less than a hardening temperature such that a front header side is heated to...
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JP5834476B2 |
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JP2015226936A |
To provide a method and a device for producing a metal structural component, which permits a local adjustment of the structure in the metal structural component and at the same time is inexpensive and simple to implement.The invention re...
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JP2015226927A |
To provide a die cushion device of a press machine capable of highly accurately controlling the load even if an expensive opening control valve capable of quick response is not used, and a low-cost opening control valve is used.A die cus...
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JP5830056B2 |
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JP2015217406A |
To provide a hot press steel component having embossment and excellent rigidity and strength, a manufacturing method for a hot press steel component which can be manufactured by one process and is excellent in shape giving performance wi...
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JP5827621B2 |
The invention relates to a method for producing a metal structural component, in particular a vehicle structural component, in which a steel part is hot formed and is hardened at least over sections by contact with a tool surface, in whi...
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JP5824481B2 |
The die cushion force setting apparatus according to an aspect of the present invention allows die cushion forces (component forces) acting on plural driving shafts (4a) to be set easily, makes it easy to apply strong or weak die cushion...
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JP5823745B2 |
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JP2015205308A |
To provide a workpiece positioning device having a clamp mechanism capable of positioning and clamping a plate shaped workpiece, and reducing the number of components.The workpiece positioning device having a clamp mechanism includes: a ...
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JP5819098B2 |
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JP5815005B2 |
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JP5812312B1 |
To provide a press molding method capable of molding a product having a hat-shaped or U-shaped cross-sectional shape and curved in the longitudinal direction with good dimensional accuracy. First, both ends of a blank longer than the len...
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JP5805840B2 |
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JP5808845B2 |
There is provided a useful method for producing a press-formed product without causing disadvantages such as hardness variation, which product has favorable formability in a level so as to be able to be produced by deep drawing, and whic...
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JP5808984B2 |
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JP5808724B2 |
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JP5801825B2 |
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JP5801950B2 |
The invention relates to a method for producing flangeless drawn parts from a flat and/or preformed metal blank using a drawing punch, a blank holder and a drawing die, wherein the drawing die has at least one supporting region and at le...
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JP5802230B2 |
The present invention provides a servo press system (100, 200, 300, 400) and a drawing method using the servo press system. The drawing method according to the aspect of the present invention includes: a stopping step of stopping the sli...
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JP5799494B2 |
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JP5799526B2 |
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JP5797049B2 |
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JP5797594B2 |
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JP5796710B2 |
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JP5797065B2 |
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JP5797066B2 |
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JP5794124B2 |
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JP5790350B2 |
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JP5790473B2 |
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JP2015174113A |
To provide a press device that can eliminate a step for processing burrs developed when cutting a workpiece and thereby reduce costs according to reduction of the burr processing step, in carrying out trimming and piercing of the workpie...
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JP2015171727A |
To enable mass production of a high heat-resistant metal component to be conducted with a progressive die in a short time period.A metal component manufacturing device uses a high heat resistant metal material W to manufacture a desired ...
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