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JP7083373B2 |
An object of the present invention is to extend a retention time of clutch oil and enable to efficiently cool clutch plates. A clutch hub (42) which is engaged with the clutch plates in an outer circumference is a press-molding article m...
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JP7081690B2 |
A method of manufacturing a press-formed product includes: capturing the sheet thickness of a sheet B; and using a die 6, a punch 7, and a movable mold part capable of moving relative to both the die 6 and punch 7 to press-form the sheet...
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JP7081662B2 |
The present invention relates to a press-formed product, comprising: a steel base material having a hardness Hv_Parts of HV 400 or more; an Al plating layer provided on the steel base material; and a zinc oxide layer, as an outermost sur...
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JP7081691B2 |
A method of manufacturing a press-formed product includes: capturing the amount of warp in a sheet to be pressed separately for each sheet; and using a die 6, a punch 7, and a movable mold part to press-form the sheet into a press-formed...
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JP2022083794A |
To provide a bending die for a vehicle member part in which spring back, warp or the like generated in a vertical wall part having an approximately hat cross section are dissolved all over the vertical wall part, and deformation of the v...
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JP2022075243A |
To suppress crack and so on of a peripheral edge part of an opening of an aluminum plate material due to stretch flange molding in press molding.According to a molding method for press molding an aluminum plate material with an opening, ...
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JP7070616B2 |
A method for press forming an automotive outer panel according to the present invention uses a punch 3, a die 5, and a blank holder 7 to press form a metal sheet 51 into an automotive outer panel 61 having a character line 63 and panel s...
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JP2022072562A |
To provide a press forming method, a mold for press forming and a method of designing the mold for press forming capable of suppressing the occurrence of wrinkles of a top plate part when a formed article and an intermediate article whic...
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JP7066660B2 |
To provide a lock mechanism of a press molding apparatus which facilitates prior assessment of the lock mechanism by allowing the lock mechanism to see from the outside.A lock mechanism of a press molding apparatus includes: an interlock...
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JP2022069861A |
To suppress deformation of a long die during press molding and prevent deterioration of quality of formation, without increasing cost and size of a press forming die.A press molding die 10 has long dies (bending dies 12, 13) and presses ...
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JP2022068701A |
To provide a press processing method and a press die which can press an edge into a desired shape.A press processing method according to the present disclosure, which processes a blank material into a press-processed product, includes: a...
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JP7060233B2 |
To provide a method for molding a press-molded product with a hat-shaped cross section that can accurately perform molding, reduce die cost, and shorten a lead time for development.A primary molded body P1 is carried into a die 4a for se...
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JP2022063424A |
To provide a window molding manufacturing method capable of greatly reducing man hour by streamlining the machining process of a roughly V-shaped window molding in a single-action pressing device.This window molding manufacturing method ...
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JP7045869B2 |
To reduce yields of a material while sufficiently securing passage resistance between a bead and the material.Passage resistance between a lock bead 10 and a material and yields of the material can be easily optimized by setting the numb...
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JP7044208B2 |
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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JP7043291B2 |
A method for manufacturing a tailored blank press formed product includes a tailor welding step in which a first steel plate and a second steel plate are abutted against each other and welded together at side surfaces thereof to form a b...
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JP7041626B2 |
The invention relates to a method and to a device for heat treating a metal component. The method comprises at least the following steps: a) heating the component; b) setting a temperature difference between at least one first sub-region...
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JP7041388B2 |
To provide a press working device which achieves improvement of cutting accuracy.A press working device 1 includes: an upper die holder 10 to which an upper forming blade 11 is fixed; and a lower die holder 20 to which a lower forming bl...
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JP7037974B2 |
To provide a press-molding device that can deal with speed-up in press molding cycle and can be simply structured to achieve low cost.A press-molding device 1 comprises: a pad lock part 42 that moves integrally with a pad 32 and forms a ...
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JP7037132B2 |
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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JP7037125B2 |
To provide a press molding method which suppresses wrinkles and performs press-forming when press-forming a press-formed product of a cross-sectional hat-shaped that curves along a longitudinal direction in a planar view.A press molding ...
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JP7035721B2 |
To provide a press-formed product 4 in which workpieces 2 and 3 are at least partly superposed on each other and are engaged with each other so as not to cause positional displacement.A method for hot-press working comprises: a first pre...
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JP2022038228A |
To suppress an overshoot load.A press device includes a first metal mold 16, a second metal mold 17 facing the first metal mold to perform press molding of a molded product W with the first metal mold, a hydraulic cushioning device 8 for...
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JP2022039327A |
To provide a press molding apparatus for press molded product which can obtain a press molded product with suppressed spring back and excellent dimensional accuracy by a simple process.A press molding apparatus compresses a pre-molded pr...
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JP2022035524A |
To suppress the occurrence of failure while adjusting a shape at the molding of a laminate film.A molding device 1 is equipped with a lower mold 11, an upper mold 12, and a molding portion 22 disposed between the lower mold 11 and the up...
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JP7028514B2 |
The present invention relates to an apparatus for tempering hot articles, in particular an apparatus for homogeneous, contactless tempering of primarily non-endless surfaces that are to be tempered; the tempering apparatus has at least o...
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JP2022033617A |
To provide warm press forming apparatus and method which directly heat a tip portion of a punch that is brought into contact with a workpiece to turn a processing region of the workpiece into a warm state selectively.A warm press forming...
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JP7028028B2 |
To provide a press-formed product 1 in which both workpieces 2 and 3 are at least partly superposed on each other and are engaged with each other so as not to cause positional displacement.Both workpieces 2 and 3 are heated without being...
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JP7019970B2 |
To provide a manufacturing method, a press device and a press line, of a press formed product capable of securing dimensional accuracy of the press formed product, with such a simple constitution that there is no pad on the die side.A ma...
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JP7019267B2 |
To provide a press machine, whose operation speed can be increased more than before.A press machine 10 according to the present invention comprises upward-movement restricting member 25 that receives power of a driving source (a motor 70...
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JP7018832B2 |
To provide a vehicle structural materials having multiple levels of different strength in a short manufacturing lead time.A method for manufacturing a vehicle body member 1 having partially different strengths includes: a step S1 at whic...
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JP7017164B2 |
To provide a press device capable of restraining the occurrence of molding failure in press molding.A disclosed press device includes a die body 111, a pressing member 112, a first supporting mechanism 113, a punch 121, and a blank holde...
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JP6996605B1 |
To provide a press forming method and a press forming apparatus for an outer panel for an automobile which prevents line deviation and forms a character line. A method for press-molding an automobile outer panel according to the present ...
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JP6998216B2 |
A shell, a container employing the shell, and tooling and associated methods for forming the shell are provided. The shell includes a center panel, a circumferential chuck wall, an annular countersink between the center panel and the cir...
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JP2022020313A |
To suppress pressure drop in a channel of air while supplying the air to a ram shaft through the inside of a reciprocating liner motion mechanism, and to stably release a can after molding from a punch.A reciprocating linear motion mecha...
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JP2022020316A |
To provide a frame for a drive mechanism, which can increase mounting accuracy of a reciprocating linear motion mechanism and which can facilitate maintenance of the reciprocating linear motion mechanism, and can molding equipment compri...
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JP7008159B1 |
To provide a bending apparatus capable of bending a work made of high-strength steel or ultra-high-strength steel without cracking and so as to significantly reduce the amount of springback. A work 4 made of a steel plate is bent so that...
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JP7003341B1 |
A pressure command generator that outputs the first pressure command (P1a) of the pressure or force generated between the die cushion mechanism and the slide (1) by the die cushion control device (200A) that controls the die cushion mech...
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JP7000459B2 |
A molding recessed part of a lower mold constituting a press molding device is provided with a first blank holder, and a circular second blank holder is freely movably provided on one outer peripheral side of the first blank holder. Mean...
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JP7001073B2 |
To provide a press forming method in which variation in shape of a press-formed article resulting from difference between material strengths of metal plates is reduced when forming a press-formed article having a hat type cross section s...
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JP7000674B2 |
The present invention aims to provide a mold to be used for blanking a metal plate to shape a blank to be drawn. The mold has a surface treatment film that is effectively prevented from a progress of peeling. The mold of the present inve...
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JP6992015B2 |
The present disclosure discloses a method for improving yield strength of one or more workpieces. The method includes positioning the one or more workpieces in a punch and die assembly and operating the punch and die assembly such that, ...
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JP2022002852A |
To provide a press forming method for a metal plate, by which spring back can be further suppressed compared to a conventional method.A press forming method for a metal plate 1, in which a metal plate 1 is disposed between a die 31 and a...
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JP6987692B2 |
To allow an age-hardened aluminum alloy to be molded at a lower cost.In step S101, a plate material consisting of an aluminum alloy and subjected to precipitation hardening treatment is heated in a state that the precipitation hardened s...
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JP2021195618A |
To provide an inexpensively available general process for manufacturing a press-hardened work of hot-formable blanks.The invention relates to a method for press hardening blanks 1 composed of hot-formable steel with the following process...
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JP2021194700A |
To provide a die cushion device of a press machine that is equipped with a locking mechanism that can be easily installed in an existing die cushion device and can easily secure a function of temporarily stopping a cushion pad.A die cush...
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JP2021196047A |
To provide a hydrolocking gas spring device which is simple in a structure, and favorable in cooling efficiency.In a hydrolocking gas spring device, a piston 3 is slidably arranged in a cylinder chamber 2 which is formed at a main body 1...
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JP2021194687A |
To provide a manufacturing method for a press-molded product, a pressing die, and a press-molding device which can prevent a crack and a wrinkle from occurring on a top plate of a press-molded product, in manufacturing the press-molded p...
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JP6985989B2 |
A method for manufacturing a press-molded article includes: preparing a patchwork blank 1 in which a thickened portion 4 is formed by welding patchwork 3 to basework 2; bending only the thickened portion 4 of the patchwork blank 1; and b...
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JP6981502B2 |
A press forming tool 13 according to the present invention are configured to form a press forming part 1, the press forming part 1 including: a top portion 3 having a convex and concave outer edge part 11 in which a convex outer edge par...
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