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JP7364904B2 |
To provide a tool having a relatively simple shape within the range of conventional mold structures, that can suppress occurrence of cracks in a flange portion of a press-formed product when used.A method for manufacturing a press-formed...
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JP7364637B2 |
A side wall of a pipe is clamped by a first die and a second die to thereby clamp the pipe. The first die and the second die are made to approach each other while an end of the pipe is pressed toward the first die by the third die along ...
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JP2023152748A |
An object of the present invention is to provide a roller hemming device that suppresses misalignment of a lower plate material in a workpiece during a bending process. [Solution] A roller hemming device 1 of the present disclosure inclu...
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JP7361887B2 |
This heat exchanger header comprises: a first header member that has a first pipe in which a bypass flow passage for circulating a heat medium is formed, and a pipe forming part which is a portion of a second pipe in which a main flow pa...
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JP3244083U |
[Problem] To efficiently remove foreign substances that cause machining defects in a hemming processing device, to configure the device without being restricted by the configuration of a lower die, etc. To provide a foreign matter removi...
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JP7356777B2 |
To provide a punching technology which can obtain a plate-like component which makes a sharp protruding part, such as burrs, less likely to affect workability and safety while maintaining mass productivity and reducing processing costs.A...
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JP7350804B2 |
To provide a clamp for a flare tool which can efficiently perform flare processing of a plurality of metal pipes.A clamp for a flare tool that is used in a flare tool having a support part having a guide groove formed so as to extend in ...
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JP2023130324A |
The present invention relates to equipment and processes for making composite laminate parts, and in particular to apparatus and methods for making composite laminate stringers having various shapes. A composite laminate reinforcement, s...
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JP2023125412A |
An object of the present invention is to easily perform burring. A base 10 capable of holding down a metal pipe 7 provided with a hole 7A, an upper portion 30 disposed above the base 10, and the upper portion 30 displaced vertically rela...
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JP2023121368A |
Kind Code: A1 A method for manufacturing a bent part having a sufficient appearance (bending convex side) quality and a plate-shaped workpiece having a sharply raised flange formed along a bending line forming a curve in a plan view, and...
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JP7335889B2 |
A strut including an elongated beam portion and a connecting end portion. The elongated beam portion is a tubular structure having an external circumference, the connecting end portion is integral with the elongated beam portion, has a f...
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JP7327845B1 |
The object of the present invention is to reliably carry out seam-fastening work up to the terminal end of a folded-plate roof material and to stop it reliably to prevent it from falling down, and to reliably prevent it from slipping dow...
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JP7322739B2 |
To suppress aggravation of a yield when a separator is manufactured from a belt-like base material.A progressive press working apparatus 1 manufactures a separator 3 by subjecting a product formation region 4 of a belt-like base material...
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JP2023532684A |
The present invention relates to an elbow duct seam forming apparatus, and the elbow duct seam forming apparatus according to the present invention bends flanges of a pair of adjacent unit members among a plurality of unit members consti...
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JP7317699B2 |
To provide a press die which can prevent burr on a plate peripheral part generated in a cutting process from coming-off while ensuring an accuracy of a substantially U-shaped bending cross-sectional shape of a plate end.An end T of a pla...
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JP2023101886A |
To provide a method for manufacturing a bearing ring member, which can reduce mold cost and improve a yield.This method for manufacturing a bearing ring member comprises: a first inversion step of holding a first workpiece member 10 havi...
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JP7296705B2 |
To provide a ferritic 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 excellent in corrosion resistance at a gap in a pipe end th...
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JP7295010B2 |
A bus bar formed using a metal plate is provided. The metal plate includes one or more holes extending through the metal plate on a bend line. The bus bar includes a folded part formed by bending the metal plate along the bend line throu...
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JP7294869B2 |
A roller hemming device includes a backing metal, a guide roller, a bending roller, a pressing unit, and a swinging unit. The backing metal includes an abutment surface and a guide surface. The abutment surface is brought into abutment a...
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JP7291951B2 |
To provide a pipe processing device capable of reliably performing terminal processing, even when a bent part is set near a fuel tank of a feed oil pipe body.When a slide part 6e of a first slide mold 6 is slid along a center line C2 of ...
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JP2023080001A |
To provide a burring mold which can sufficiently suppress stretch flange crack without complicating a mold shape, a burring processing method, and a method for manufacturing a burred article.A burring mold is a burring mold which sandwic...
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JP2023069570A |
To provide a method of manufacturing a tapered metallic cup having a relatively large diameter while enabling use of an existing facility.A method for manufacturing a metallic cup having a tapered surface, which expands from a bottom sid...
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JP7274085B2 |
To provide a burring forming member capable of appropriately preventing a crack from occurring at a tip part of a burring part.A burling forming member 5 comprises a body part 50 having a substantially long rectangular shape in front vie...
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JP7246349B2 |
To prevent ashlar crack of a site which is subjected to stretch flange-molding, without causing deterioration in quality due to cost increase caused by man-hour increase and to occurrence of wrinkles by holding.A die 1 and a blank holder...
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JP7245499B2 |
To provide a flare molding tool which can be easily and inexpensively provided with alignment means for performing alignment of a metallic pipe.Alignment means includes: a positioning pin storage hole 60 which is provided in a leg part 2...
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JP2023511230A |
The present invention relates to a transfer machine (1) for cold plastic deformation and/or chip removal treatment of at least one tubular shape. Such a transfer machine comprises a base (11), a mounting table (12), a rotary table (13) a...
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JP2023036189A |
To manufacture a bearing shell member having a pair of shell flanges well.A method for manufacturing a bearing shell member is for manufacturing a bearing shell member having a cylindrical shell body and a pair of shell flanges extending...
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JP2023510096A |
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a circular duct flange forming apparatus, and the circular duct flange forming apparatus according to the present invention is arranged to surround th...
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JP2023035283A |
To provide a flow forming processing device which can prevent loss of a finished product by simple means in flow forming processing for molding a raw material by pressing the same against a molding surface.A flow forming processing devic...
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JP2023029221A |
To provide a manufacturing device for a square elbow duct, which can reduce a burden on an operator and appropriately bend the side edge end of a fan-shaped wide wall.This manufacturing device comprises: a work table 2 on which a fan-sha...
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JP7230828B2 |
The present invention relates to a method for press forming an annular part having a boss of a T cross-sectional shape, and it is a purpose of the present invention to reduce the material cost and to shorten the production tact by formin...
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JP7230866B2 |
To provide a press die that enables simultaneous separate punching for both a hole punch process for a sunroof window hole and a flange bend process while performing outer periphery punching for a vehicle roof panel and that makes it pos...
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JP7224077B1 |
Kind Code: A1 A cylindrical collar forging molding method and forging molding that can improve the appearance and quality of a forged product while simplifying the molding process of the cylindrical collar by eliminating the need for a s...
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JP7215200B2 |
To provide a molding method and a molding apparatus for annular members, in which an annular member having a difference thickness shape may be obtained with a relatively small punch load.The molding method of an annular member 1 of the p...
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JP7213650B2 |
To provide a ferritic stainless steel having enhanced corrosion resistance in a gap structure at a pipe end thickening part, a ferritic stainless steel pipe, a pipe end thickening structure, and a weldment structure.There is adopted a fe...
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JP2023010080A |
To provide a flare tool capable of easily adjusting the position of a holding tool for holding a metal tube.This flare tool comprises: a support that supports a holding tool holding a metal tube; a cone that expands the end of the metal ...
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JP2023008486A |
To provide a sealing method of a pipe end part which can prevent dirt of a metal mold and the like, which can correspond to various pipe diameters and the shape or size of a flat part formed at the pipe end part, and which has excellent ...
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JP7207283B2 |
One of the issues in press-forming of a high tensile strength steel is cracking in a stretch flange. This cracking in a stretch flange occurs due to residual strain on a shear end face. There has been a problem in the technique for remov...
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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...
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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 ...
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JP2022188216A |
To provide a sensor including a needle member having a constitution capable of striking balance between security of strength and diameter thinning; and to provide a manufacturing method of the sensor.A sensor 1 includes a tubular needle ...
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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...
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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...
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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-...
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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...
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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...
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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 ...
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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...
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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...
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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...
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