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Patent Searching and Data


Matches 551 - 600 out of 7,058

Document Document Title
JP2014108429A
To provide a press molding method that is simple and has high extendability of application, and forms a flange while reducing a load applied on a mold, and also has a high machining accuracy.In a second intermediate molded article 30 obt...  
JP2014108435A
To provide a press hemming method that enables improvement of machining accuracy, even while maintaining superiority in mass production with respect to the hemming using a hem tool.A press hemming method includes the steps of: forming a ...  
JP5517552B2  
JPWO2012093494A
The roller hemming device which can maintain fixed processing quality at low cost is provided. Roller 10 which performs hemming processing to work W laid in lower model B is provided, It is roller hemming device 1 which performs reserve ...  
JPWO2012093494A1
低コストで一定の加工品質を維持可能なロー ラヘミング装置を提供する。下型Bに載置さ れるワークWに対してヘミング加工を行うロ ーラ10を具備し、下型Bに形成された...  
JP5510533B1
[Subject] A growth flange forming method which solves a problem of a growth flange crack fundamentally, and also is excellent also in accuracy of form of a top plate section is acquired without reducing flexibility of a product configura...  
JP2014512271A
The present invention is a device (11) which carries out flange processing of the end (13) of a pipe (13), in order to acquire a peripheral surface which extends outside right-angled from a metal tube (13), It has a flange working tool (...  
JP5499847B2  
JPWO2012070108A1
加工対象が比較的狭い場所に位置する場合で も、良好にヘミング加工を行うことができる と共に、メンテナンス頻度を低減可能なロー ラヘミング装置を提供する。ワークWの...  
JPWO2012073311A
Hemming processing to various works provides a feasible small roller hemming device. Axes of rotation 11.21 which are roller hemming devices 1 which perform hemming processing to work W, and rotate to a circumference of an axial center, ...  
JPWO2012070108A
Even when a candidate for processing is located in a comparatively narrow place, hemming processing can be performed satisfactorily, and a roller hemming device which can reduce maintenance frequency is provided. Reserve 曲げ roller 10...  
JPWO2012073311A1
種々のワークに対するヘミング加工が実施可 能な小型のローラヘミング装置を提供する。 ワークWに対してヘミング加工を行うローラ ヘミング装置1であって、軸心回りに回...  
JP2014088077A
To provide a door frame structure which can be simplified by reviewing conventional production steps of a cavity hem of a door frame which requires three steps of down flange processing, pre-hemming processing and rope hem processing (or...  
JP2014088979A
To facilitate manufacturing of a structure in which a drain pipe is connected to a drain main body part such as a drain pan, enable a manufacturing cost thereof to be reduced, also prevent residual water that cannot be drained from being...  
JP2014083596A
To provide a tool for machining workpieces, in particular sheet metal, which prevents damage to workpiece surfaces of a workpiece to be processed that are subject to the action of a holder of the tool.A holder (45) is formed as a rolling...  
JP2014069231A
To provide a sealing structure of a pipe end part, the structure having an improved sealing capacity.A sealing structure of a pipe end part is provided, in which an end part of a pipe with seam portions in the axial direction being joine...  
JP2014057997A
To enhance a pressure resistance and fatigue strength of a separator tube arranged in an outer circumferential zone of a cylinder, the separator tube having a branch tube integrally formed with the separator tube, thereby enabling weight...  
JP2014059006A
To provide a novel winding structure of an outer panel which prevents separation or deviation of the outer panel.In a winding structure of an outer panel made by winding panel materials aound a pipe so as to link each other in the longit...  
JP2014054659A
To provide a technology capable of molding work along the shape of a metal mold, without deforming the work so as to be separated from the metal mold.In a bending method, work W having two machined parts machined along shapes of a first ...  
JP5443799B2  
JP5448360B2  
JP2014046346A
To provide a roller hemming device capable of performing roller hemming excellent in molding accuracy, while being benefited by cost reduction and space-saving due to omission of a lower die.A roller hemming device 10 of the present inve...  
JP5437914B2  
JP5438433B2  
JP5441215B2  
JP5437907B2  
JP2014039938A
To provide a press work method and a device capable of attaching-detaching a backup material without stopping feeding of a metallic plate material.A metallic plate material 1 having at least one folding-back part 1a to 1c is passed while...  
JP2014039957A
To provide a press working method for suppressing a working crack which extends at a curved portion of a flange and is caused to occur in accordance with a flange deformation, in the pressing work of a flanged molding member for a flange...  
JP5427601B2  
JP5424710B2  
JP5415321B2  
JP2014014869A
To provide a method and apparatus for bending a workpiece to form an angled flange.The method and apparatus comprises a structure 130 and a locking magnet 142. The structure comprises a retaining portion 132 and a magnetic portion 134. T...  
JP5401969B2  
JP5382798B2  
JP5377090B2
To provide a machining device which is miniaturized. The machining device 10 includes: a first base 31 which is attached to a moving means; first rails 33, 33 which are provided on the first base and extended in a first direction 32; a s...  
JP5378661B2
To provide a tube expansion method capable of preventing tip cracks when expanding a tube. This tube expansion method comprises: a curling step for forming the edge part 14 where the entire circumference of a tube end is bent outward at ...  
JP2013544655A
A bending die having a first bending surface and a second bending surface that is rotatable with respect to the first bending surface. The second bending surface rotates with respect to the first bending surface during a bending operatio...  
JP5369271B2
To provide a desired distal-end stiffness value of a steering column shaft even if an increase in size and an increase in weight of a steering member body are suppressed and an increase in install space and an increase in assembly hour a...  
JP2013248646A
To prevent position deviation of a panel-like member after roller hemming without arranging a process for thermosetting a sealer separately from a roller hemming process.A roller hemming device 10 includes: a working table 11; a die 12 m...  
JP5367742B2
To provide a pipe expanding device capable of simply and surely expanding a pipe. The pipe expanding device 10 includes a pair of gripping pieces 21, 22 for gripping the pipe 1, a diameter expansion section 31 for expanding the front end...  
JP2013233562A
To provide a roller hemming device and a roller hemming method hardly causing waving of a pre-bent flange, hardly causing interference of a full-bending roller with an obstacle, and favorably carrying out both of pre-bending and full-ben...  
JP2013233565A
To perform eccentric spinning while preventing increase of a processing time caused by a processing amount limitation per one path to improve production efficiency and while inhibiting occurrence of wrinkle or a crack at a pipe end witho...  
JP5339031B2
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 th...  
JP5339206B2
To provide a connected part structure of a panel for preventing water from entering from a connecting end portion between split panels of an outer panel and improving the whole rigidity of the outer panel by enhancing the connecting stre...  
JP2013220455A
To reduce the gross weight of a vehicle to reduce manufacturing cost, in a pipe material applied to a stay or the like of a vehicle head rest.A pipe material 1 includes a cylindrical barrel 2, and a molding part 3 disposed on a leading e...  
JP5318376B2
To provide a method of chamfering workpieces, which has mass-productivity and by which the working cost is reduced. A hard container is prepared, the workpieces (fine metal chips, for example) are charged into the container and liquid is...  
JP5313109B2
To solve a problem on degradation of the shape from the target shape due to spring back, after reflare punch rises since a material of a part configuring a fin collar does not reach a plastic range, and restriction from an inner face is ...  
JP2013202642A
To form a double-structure flange at a pipe end by a simple processing method.A clamp die 1 projecting a pipe end forming a flange from a die surface 1a and clamping an outer diameter surface of a pipe P to an edge of the pipe end and a ...  
JP2013194905A
To provide a cylinder member for an automatic transmission capable of reducing the number of manhours in manufacturing and reducing the size of a press device and achieving high diameter accuracy and a cylinder member manufacturing metho...  
JP2013193103A
To easily and inexpensively manufacture a brake drum by using a press apparatus.A method of forming a tube-wall flange includes: a step in which a flange 12 is formed by bending an opening edge of a tube wall 11 outward nearly at right a...  

Matches 551 - 600 out of 7,058