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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...
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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...
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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 ...
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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 ...
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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...
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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...
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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...
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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...
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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...
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JP2021191587A |
To reliably prevent damage to an outer surface of a duct body part caused by folding-in of a curved end of a processed plate.An edge folding machine includes: a transfer passage for a curved end of a processed plate; a folding-in guide f...
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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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JP2021190151A |
To provide a load beam capable of avoiding instability of a distance between a load beam for a disc device suspension and a flexure.A load beam 16 has: a pair of flange bending parts 43 and 44 which include first bending parts 41 and 42;...
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JP6978263B2 |
A method for manufacturing a hot pressed product by heating a sheet material and quenching the sheet material while molding the sheet material includes a hole forming step of forming a pilot hole in the sheet material; a heating step of ...
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JP6969133B2 |
To provide a press forming method being a manufacturing method of a molding having a stretch flange which is suppressed in the thinning of a plate thickness caused by an influence of compression deformation, being a molding which can be ...
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JP6956649B2 |
To provide a processing method for processing a work-piece into a target shape.According to this processing method, a processed work-piece mounted to a jig is rotated, an end of the processed work-piece is sandwiched between a molding ro...
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JP6958238B2 |
To provide a heat exchanger which can restrain a load applied to a pipe during molding and a method of manufacturing the heat exchanger.A heat exchanger 1 comprises: a pipe 2; a plurality of fins 4 each having a fin hole part 42 with the...
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JP6950969B2 |
A forming device and a method for forming an inner rim of an annular round blank. The forming device has a lower tool with a movable die and an upper tool arranged opposite the lower tool along a working axis A. By means of the die, the ...
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JP6948540B1 |
To provide a label cutter unit having excellent non-adhesiveness and a blade used for the label cutter unit easily and at low cost. The blade body is provided with a movable blade 3 and a fixed blade 2 whose side surfaces are in sliding ...
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JP6944469B2 |
Respective gaps between a pair of vertical outer surfaces parallel to a pressing direction of a punch and inner surfaces of a cavity portion of a die facing the same, at positions at both ends in a longitudinal direction of the cross-sec...
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JP6944470B2 |
A machining method for a burred flat hole includes first an overhang portion is formed in a flat hole-forming region in a metal plate in a first step, subsequently a flat hole portion is formed in the overhang portion in a second step, a...
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JP6920922B2 |
Provided are a forming method and a forming apparatus which can secure strength after forming while suppressing deformation.The forming method of the present invention includes a burring step and a pressing step. In the burring step, a b...
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JP6905394B2 |
To provide a hemming structure which enables application of satisfactory finishing treatment by suppressing lowering in adhesion of a finishing treatment film such as a coating film, an enamel film and a plating film even when the hemmin...
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JP6900941B2 |
To provide a method for manufacturing a muffler cutter, which uses a stainless steel pipe as a work piece and folds back a tip end portion with a gap widened inside.A method for manufacturing a muffler cutter 1 according to the present i...
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JP6900137B1 |
To provide a copper alloy plate material having excellent burring workability even when burring is performed under difficult processing conditions while sufficiently exhibiting strength and conductivity, a method for producing the same, ...
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JP6896687B2 |
After an annular plate is blanked from a metal flat plate in a blanking step, an inner peripheral portion of the annular plate is deformed upward in a burring step. As a result, a hat-shaped intermediate product having an upstanding tubu...
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JP2021091004A |
To enable manufacturing of an injection needle that has a minimum outer diameter that is smaller than those of conventional injection needles manufactured by performing welding or using a coating layer, and that does not generate a defec...
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JP6872423B2 |
To provide a press device for dispensing with not only an individual press molding process for a spring-back correction but also an individual press molding device therefor.When moving an upper die 12 upward after bending-processing a st...
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JP6874534B2 |
To effectively suppress occurrence of cracking of a flange.A method for manufacturing a press-molded product having a top plate with a concaved marginal part which is formed into a concaved shape and a flange which is bent to one side in...
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JP6869407B1 |
[Task] An object of the present invention is to provide a method and an apparatus for manufacturing a washing nozzle in a commercial dishwasher capable of forming a plurality of flanges in the longitudinal direction even with a tubular m...
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JP2021070030A |
To provide a molding method by which bending, folding and so on of a metal plate can be efficiently performed by rotation of a roller, without use of an advance robot and the like.A metal plate molding method according to the present inv...
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JP6866114B2 |
To provide a luminaire capable of preventing water such as rainwater from being accumulated on a light-transmissive cover covering an emission surface, even in a case where the emission surface is used so as to face upward.A luminaire bo...
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JP6850512B1 |
To process a plurality of types of steel plates to which sheets having different thicknesses and expansion / contraction ratios are attached in one line without exchanging press dies, suppress variations in finished state, and have a wal...
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JP2021045788A |
To enable stable forming operation, as well as, realize down-sizing and achieve shortening of an operation by simplifying adjustment on a line.A forming method for press forming a short side end part Sa1 of an unequal angle steel S by a ...
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JP6846267B2 |
To provide a lower die device comprising a work-piece guide component which can smoothly perform lifting a work-piece when lifting the work-piece by a work-piece follow-up device, and a method for bending the work-piece by use of the low...
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JP6849212B2 |
The present invention reduces the possibility of wrinkles forming between a cylindrical part and the periphery of a base thereof. A method for manufacturing a metal member is provided with a cylindrical part forming step S200 and a base ...
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JP6845573B2 |
A hem punch is floating-supported to a slide cam by a floating-support mechanism. After the hem punch is moved to be positioned at a pre-hemming start position by a driver cam, preliminary hemming is performed. Subsequently, the hem punc...
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JP6843576B2 |
To provide a resin coated base material with a screw hole and a screw hole forming method which can securely obtain a female screw with high strength.In a screw hole forming method of a resin coated base material 1 having a resin coated ...
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JP6841271B2 |
A press forming method according to the invention forms a press-formed product 1 that has a top portion 3, a side wall portion 5 continuing from the top portion 3, and a flange portion 7 continuing from the side wall portion 5, and is cu...
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JP6839467B1 |
To realize a method for manufacturing a wall panel capable of extremely increasing the accuracy of external dimensions. In the method for manufacturing a wall panel 30 according to the present invention, a plate material 10 to which a sh...
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JP6837320B2 |
Provided is a power storage device exterior case whereby a large distortion focused on a trihedral angular portion can be suppressed sufficiently, the occurrence of a wrinkle or a crack can be suppressed, and strength can be secured suff...
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JP6838600B2 |
To provide a press working device which can be miniaturized and a press working method using the device.A press working device includes a metallic mold which has a plurality of segments (S1 to S7) each of which is configured to switch a ...
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JP6837718B2 |
To improve workability of hemming processing.A hemming processing device 1 includes: a hemming die 6 for holding an outer panel 2; a first operation device 7 for operating the hemming die 6; a support device 8 for supporting an inner pan...
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JP6830515B2 |
Systems and methods produce or provide a folded connection, sealed by means of an adhesive composition, between a first sheetlike element and a second sheetlike element. The systems and methods bond a second flange of the second sheetlik...
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JP6830915B2 |
To provide a side outer panel and a press method of a side outer panel capable of upgrading the appearance of a garnish.In a side outer panel, a side-view end shape of a quarter part has a curve 14 between straight lines 12 and 13a, and ...
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JP6827155B1 |
To provide a die capable of exchanging only a part corresponding to the changed part when only a part of the edge portion of the set plate-shaped work is changed. A die 10 includes a positioning body 20 for positioning a work 90 to be se...
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JP6803103B1 |
To realize a method for manufacturing a wall panel capable of extremely increasing the accuracy of external dimensions. In the method of manufacturing a wall panel 30 according to the present invention, a plate material 10 to which a she...
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JP6801872B2 |
PURPOSE: To provide a positioning guide device which improves a degree of design freedom of a roller hemming processor and has a low price by providing a compact positioning guide devices.A roller hemming processor restricts a workpiece ...
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JP2020196046A |
To obtain a joint component making downsizing and mechanical strength compatible while keeping dimensional accuracy of burring, in manufacturing of the joint component having a flange and a projection made by burring.When manufacturing a...
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JP6791102B2 |
To provide a plate type heat exchanger that enables reliable joining of a nozzle in a simple configuration when the nozzle is joined on the outermost layer of the heat transfer plate.A plate type heat exchanger comprises: a laminate obta...
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JP6792077B2 |
The reinforcement member includes a body made of a press hardened steel having a tensile strength greater or equal to 1200 MPa. The body is coated with a zinc-based coating or with an aluminum-based coating and extends along a main direc...
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