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Matches 701 - 750 out of 6,883

Document Document Title
JP2009285667A
To provide a pressing device which forms a flange part and a pierced hole in one step without damaging a work, has a simple structure, and quickly performs a series of processing, and a pressing method.A pressing device 10 forms a flange...  
JP2009279642A
To enhance the insertable property of a pipe in a boss, and to suppress wear and damages of the pipe inserted in the boss.A burring die includes a first plate, a second plate arranged opposite to the first plate to hold a platy workpiece...  
JP4377973B2  
JP4375704B2  
JP4374335B2  
JP3155434U
【課題】補強リブを付したことによって四角 筒形ダクト組立用のハゼ付き周壁板にねじれ ,または歪みが発生することを解消したダク ト組立用周壁板を提供する。【解決手段...  
JP2009262203A
To make sealing between two components unnecessary, by caulking them while generating compressive force in the radial direction between a pipe body and a circular plate.A stepped part 2 is prepared on an inner face on an edge side of the...  
JP4359821B2  
JP2009255158A
To provide a method of burring a metallic material by which the workability of punching work of a metallic material and the formability of burring work after that are improved.In the method of burring the metallic material in which the b...  
JP2009255094A
To provide a machining tool and a machining method for a lip part, capable of easily forming a planar and wide portion by bending a lip part of a C-shaped steel material.A pinching body 22 side of a machining tool 20 is inserted into a C...  
JP4358584B2  
JP2009248092A
To provide a method for manufacturing a pressed and wall-thickened product, capable of enhancing a freedom degree of the shape of a rising part to be wall-thickened.A metal mold 3 used for manufacturing a pressed and wall-thickened produ...  
JP2009248093A
To provide a method for manufacturing a pressed and wall-thickened product which enables the easy and inexpensive manufacture of a wall-thickened rising part keeping the inner peripheral surface parallel to an axis and wall-thickened.A m...  
JP2009248176A
To provide a pipe clamp device which prevents occurrence of a step extending in the axial direction of a pipe and located between upper and lower liners by pressing force in flaring, and to provide a flaring device using the same.A proje...  
JP4352777B2  
JP2009241089A
To solve the problem that, when performing a bending work, because the vicinity of the surface on the outside of the bent part is stretched and the vicinity of the surface on the inside is compressed, the compressed potion generates and ...  
JP4346951B2  
JP4343763B2  
JP2009226413A
To provide a drawing device with which a stage for removing burrs which are generated on a cut surface is performable as a stage continued to the drawing stage and a cutting stage.In a drawing device which is provided with a roller mount...  
JP2009534195A  
JP2009204216A
To improve reliability of brazing of a connection part between a tube end part of a heat exchanger and a tank.An annular protrusion 4 is formed on periphery of the end part of a tube 3, and a sectional periphery of a top part of the prot...  
JP4329294B2  
JP4328061B2  
JP2009197853A
To maximally avoid reduction in heat-dissipation properties without damaging effects such as safety and wear suppression of a brake pad in a brake disk having a petal-shaped outer peripheral shape in which radial unevenness circumferenti...  
JP2009192059A
To provide female piping that is low in material cost and working cost and is easy to connect with male piping with high connection reliability.The female piping 20, which has a radially expanded portion 1 expanded from an inside diamete...  
JP2009190075A
To suppress the occurrence of wrinkles caused by cam bending.A press forming method is disclosed for forming a metal sheet 20 into a product shape through: a drawing step where a lower die 31 and a die 51 are clamped while relatively app...  
JP4317368B2  
JP4313711B2  
JP2009173302A
To accurately form a corner between bent parts by eliminating interference between the adjacent bent parts.An overhanging part 5 to an opening edge 4 is formed sideways on the opening edge 4 of a container where longitudinal directions X...  
JP4306507B2  
JP2009166078A
To provide a flange which has strength necessary to open and to mount an overcap, which has no risk that a hand and a mouth are cut by a flange edge and which is combinable with a filling and sealing machine for synthetic resin container...  
JP4305889B2  
JP2009160641A
To easily manufacture a narrow metal strip having the excellent shape accuracy by removing any angles or burrs formed during the slitting, and straightening any bend generated during the slit.A metal strip slit by a slitter is passed thr...  
JP2009160655A
To provide a press forming method capable of preventing occurrence of stretch-flange crack while using a conventional press forming apparatus in the case of press-forming a formed member with flange.This method is characterized by the sh...  
JP4295975B2  
JP2009148820A
To provide a manufacturing method of a component formed by roll forming from a high-strength steel sheet and an ultrahigh-strength steel sheet, which is used to prevent generation of delayed fracture or brittle fracture.The manufacturing...  
JP4293818B2  
JP2009136878A
To reduce the cost while obtaining good quality by allowing an inner periphery bent portion which is set to a workpiece having a frame-shaped portion to be hemmed in a single step with a single platen.A lower platen 3 is provided with a ...  
JP4274638B2  
JP4270531B2  
JP4270980B2  
JP2009113078A
To provide a press-working die, where, upon negative-angle press-working, press-working under the press-working conditions more severe than those in the conventional one is made possible, further, the subdivision of the die is avoided, a...  
JP4269526B2  
JP4267539B2  
JP4263713B2  
JP2009095841A
To provide a hemming apparatus having a higher versatility.In the hemming apparatus 10, when hemming work is applied between an outer lower panel 26 and an inner panel 28, a movable part 42 of a die 16 is disposed on a position abutting ...  
JP2009090350A
To provide a burring device by which all of the inner peripheral surface and the outer peripheral surface of a tubular projecting part are accurately formed.This burring device is provided with: a burring die having a punch opening part ...  
JP2009082930A
To provide a method and apparatus for forming a tubular material with which a projecting shape such as bulging, a rib, etc. can be easily formed not only on a straight-tube-like tubular material, but also on a bent tubular material, and ...  
JP2009082976A
To simplify a lubrication mechanism for a burr forming section in a press forming apparatus.In the press forming apparatus, a punch 8 and a die 3 move together to press upward a circumferential part of opening 21, which is prepared in ad...  
JP2009078275A
To provide a method of working a branch hole, in which a flange is easily formed on the branch hole formed on a metallic pipe.A lower hole 8 is bored in the middle of the metallic pipe 1. Then, a pin 17 is inserted into the lower hole. A...  

Matches 701 - 750 out of 6,883