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Patent Searching and Data


Matches 451 - 500 out of 5,249

Document Document Title
JP7205902B2
To provide a hemming processor which can shorten a processing time while assuring quality to cope with a short production tact even for a part which is difficult to roller hemming, and can save weight of a production facility.A hemming p...  
JP7199125B1
An electric flaring machine is provided that further simplifies the process of flaring the end of a pipe and enables the piping work of an air conditioner to be completed in a shorter period of time. A flaring machine 10 for flaring the ...  
JP7184202B2
A method of manufacturing a press-formed article includes first press forming and second press forming. In the first press forming, an intermediate formed article is formed from a metal sheet by subjecting the metal sheet to processing i...  
JP2022175887A
To reduce manufacturing cost.A processing method includes a heating step in which an end of a magnetic core passing through a spiral coil is disposed in a non-contact with and opposite to along an end face of a punched end of a steel pla...  
JP7173300B2
A method for manufacturing a press-molded article of the present invention comprises: a first processing step in which a corner and a first flange part 30, which projects to a first side X1 in a first direction X with respect to a plate-...  
JP7173940B2
A structural member is elongated in a longitudinal direction, and includes a first member made of a steel plate and a second member made of a steel plate, the first member and the second member being joined. In the structural member, a c...  
JP7156677B2
To provide a manufacturing method of a laminated sheet material structure which can firmly fix laminated sheet materials reasonably and can facilitate manufacture, and provide the laminated sheet material structure manufactured by the ma...  
JP7152095B1
An electric flaring machine is provided that further simplifies the process of flaring the end of a pipe and enables the piping work of an air conditioner to be completed in a shorter period of time. A flaring machine 10 for flaring the ...  
JP2022149587A
To provide a manufacturing method of a metal workpiece and a manufacturing apparatus of a metal workpiece, capable of improving durability of a punch.A manufacturing method of a metal workpiece includes steps of: energizing between a met...  
JP2022149530A
To provide a metal workpiece that can increase mechanical strength, and to provide a method for manufacturing a metal workpiece and a device for manufacturing a metal workpiece.A metal workpiece 100 includes: a substrate 101; a burring h...  
JP7145386B2
This method of manufacturing an outer case for a hot water unit involves a pressing step for subjecting a flat metal plate (30a) to press processing to form a component part (3) of the outer case (C), and a painting step for painting tex...  
JP3239297U
A fixing clip for an electric flaring machine is provided, which further simplifies the process of flaring the end of a pipe and enables the piping work of an air conditioner to be completed in a shorter period of time. A fixing clip (30...  
JP7136821B2
To provide a progressive press working method that can be applied to an amorphous foil material.There is provided a progressive press working method for a metallic foil, where the metallic foil is an amorphous foil material 10. The amorp...  
JP7131076B2
To provide a method of manufacturing a pressed article having a desired shape while inhibiting a wrinkle and a break.The method of manufacturing a pressed article comprises a disposing step, a third area constraining step, a first area p...  
JP7116629B2
To provide a burring fastening method which can perform fastening by one process, can shorten a work time, and can reduce a manufacturing cost while securing necessary fastening rigidity when fastening a plate-shaped fastening material 4...  
JP7110737B2
Disclosed herein is a press molding method for forming a press-molded product having a flange including a special-shaped portion. The method includes: a trimming step of determining an outer peripheral edge of the flange and forming the ...  
JP2022108601A
To locally heat only a punched end while a current value of a heating electrode is stabilized during heating.A forming and processing method includes a punching step of punching a steel plate, and a heating step of disposing a heating co...  
JP7103028B2
A convex portion projecting from a plate member includes a base, a convex body, and a guide. The base is part of the plate member. The convex body erects in a cylindrical shape from the base. The guide is at a top end of the convex body....  
JP7099435B2
To provide a burring processing method capable of forming a large flange height when forming a prepared hole in a bottom surface of a bottomed cylindrical shape and performing burring processing.A burring processing method includes: a bo...  
JP7099437B2
To provide a burring method capable of forming the height of a flange high when forming a lower hole on bottom surface of a bottomed cylindrical shape and butting it.A burring method includes a bottomed cylindrical shape molding step S1,...  
JP7094188B2
To provide a stainless steel pipe having enhanced corrosion resistance in a gap structure at a pipe end thickening part.There is adopted a ferritic stainless steel pipe having a steel pipe part consisting of a steel base material part an...  
JP7083998B2
A tube end member to be provided at an end of a flange tube includes a tubular part configured to be fitted to an end of a tube body of the flange tube, a flat part formed by bending an end of the tubular part outwards at a substantially...  
JP7081228B2
An embossed component (1) for positioning an article (2) having a through hole (21) includes a planar portion (3) and an embossed portion (4) projecting from a surface of the planar portion (3) and tapered toward a tip side. The embossed...  
JP7070948B2
Folding pliers for bending sheet metal includes a first clamping area and a second clamping area. Clamping areas are connected for rotation about a first axis. A first handle piece, which is connected to the first clamping area, and a se...  
JP7070287B2
To provide a method by which even when using a raw material such as a high strength steel sheet having a thin plate thickness which is hard to be molded, stretch flange crack can be prevented in a simple manner without reducing a degree-...  
JP7068247B2
Flanging system for folding over a flange of a component by flanging, preferably in order to produce a folded joint, the flanging system comprising: (a) a flanging tool (10) having a flanging element (12) that is movable on the flange (2...  
JP7066315B2
To provide technique suppressing occurrence of wrinkles and cracks on a curved inner surface in a bent part constituting a bottom of a part processed by burring method, which may be caused due to compression stress locally concentrated a...  
JP7066431B2
To improve quality by resolving a local warpage deformation (sag) occurring at a corner part of a panel member by a roller action on a flange part of the panel member.A tapping tool 40, which acts on a panel acute angle 34 in a plan view...  
JP2022061880A
To provide a scrap coining method capable of suppressing cost increase of a shear processing device which is used for scrap coining.A scrap coining method is configured to use a shear processing device 10 for shearing a workpiece 20 by a...  
JP2022060247A
To provide a cutter with a base etc. which can achieve thickness reduction and high strength.A cutter with a base includes: a base formed by a predetermined plate-like member; and a blade protruding in a substantially vertical direction ...  
JP7052743B2
A method for processing a steel plate includes punching a steel plate as a workpiece fixed to a punching die by a punch, making a first heating electrode provided on a punch holder for supporting the punch and a second heating electrode ...  
JP7036298B1
Disclosed is a burring member having a structure satisfying the following relational expressions (1) to (3) as a burring member capable of suppressing the occurrence of fatigue cracks in the burring portion. 3 Ra 100 . . . (1) 3.0
JP7036288B1
A method of expanding the diameter of a prepared hole provided in a metal part and bending a part of the metal part to form a burring processed portion (110) including a rising portion (120) and a curved portion (130). In the cross secti...  
JP7024875B2
A strength flanging method which improves the method of stretch flanging by press forming so as to disperse strain generated during a forming operation in a blank and in turn prevent the formation of cracks at the center of an arc part, ...  
JP7020587B2
This manufacturing method for a link part is a method of manufacturing a link part having one end portion having a connecting hole and provided on one side in one direction from an intermediate part which is long in the one direction and...  
JP7010148B2
To provide a construction method by which a plate-like component and a cylindrical component can be joined with a simple method without welding, and thus, a cost can be reduced.A method in which a collar 8 is previously joined and fixed ...  
JP7016665B2
A supporting member includes a first plate portion including a supporting surface, a first hole, and a female thread portion formed at an inner peripheral surface of the first hole; a second plate portion provided by hemming the metal pl...  
JP7001401B2
To prevent axis deviation of a pair of rollers when a return part is formed at circumference of a work-piece by narrow pressure of the rollers to be capable of suppressing occurrence of product failure.In a roller hemming device, a recei...  
JP7014131B2
To provide a rotary cam type bending/gather bending composite die, by which a die mark based on a difference between a rotary cam and a lower die in terms of an amount of bend is made less likely to occur on a workpiece in a boundary bet...  
JP7004950B2
To form fine holes or fine slits which cannot be formed by press working conventionally, in a metal thin plate by press working.A method for forming a fine hole or fine slit in a metal thin plate by press working includes: forming a proj...  
JP7002322B2
To provide a flange molding metal mold and a flange molding processing method for fabricating a flange of a small dimension of about several mm in a starting dimension.A flange molding metal mold for molding a flange on the cutting edge ...  
JP7002276B2
To eliminate a malfunction which occurs accompanied by the molding of a negative angle part, and to improve the quality of appearance, in a press molding mold.A press molding mold 1 for press-molding a roof panel having a negative angle ...  
JP7001049B2
To provide a metal pipe flare processing method by which shape irregularity is reduced and molding can be performed without increasing the number of processes for even a taper flange shape having a large angle of aperture.The flare proce...  
JP2022012514A
To provide a cage for a thrust roller bearing which can stabilize the distance between cage members, and the posture when combining the cage members, and its manufacturing method.A cage for a thrust roller bearing has an outside circular...  
JP6995430B2
To provide a tubular part capable of improving positioning accuracy by preventing positional deviation between each of mutually-butting both end faces.A tubular part molded tubularly by butting both end faces positioned on mutually oppos...  
JP2021194945A
To provide a vehicular side door structure which can achieve weight reduction and improvement of the appearance of a side door.A vehicular side door structure includes: an outer member 10; and an inner member 30 connected to the outer me...  
JP2021194946A
To provide a vehicular side door structure which can achieve improvement of the appearance and secure sealability, and to provide a side door manufacturing method.A vehicular side door structure includes: an outer member 10; an inner mem...  
JP2021194947A
To provide a vehicular side door structure which can achieve assembly workability and indoor comfort, and to provide a side door manufacturing method.A vehicular side door structure includes: an outer member 10; an inner member 30 connec...  
JP2021192929A
To provide a blade with a foundation capable of combining thinness and robustness.A blade with a foundation 32a comprises a foundation 15a made of a predetermined plate-like member and a blade 13a projecting in an almost vertical directi...  
JP6986493B2
A vehicle panel roller hemming device includes roller hem equipment including: a positioning mechanism configured to position an outer panel on a hemming die by a locator; and a suction and fixing mechanism configured to suck and fix a l...  

Matches 451 - 500 out of 5,249