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JP2010184268 |
To carry a rotating type plastic working apparatus along with a control device even while suppressing vibration caused by drawing from transmitting to the control device that is precision equipment.The rotating type plastic working appar...
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JP2010184270 |
To obtain a rotating type plastic working apparatus which achieves reduction of weight and cost and is adequately arranged according to applications even when a plurality of rollers are supported on a common mechanism.The rotating type p...
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JP2010184263 |
To easily correct a deformed cross section material having flanges at both ends so that the end faces of the formed flanges are smooth and a radius of a corner in a rising part in the lower part of each flange is made small as much as po...
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JP2010184271 |
To provide a vertical rotating plastic working apparatus capable of reducing running cost while suitably preventing temperature rise of a core-pressing mechanism with a relatively simple apparatus configuration.The vertical rotating plas...
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JP2010184269 |
To stably receive working reaction force from a workpiece due to working in a suitably dispersed state and achieve improvement of working accuracy by reducing moment which a specified member constituting a device receives and reducing di...
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JP2010181138 |
To provide a structure on an inner surface of a tube which considerably improves heat transfer when a medium flowing on the inner surface of the tube is evaporated while preventing an excessive increase in a pressure drop; further, to me...
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JP2010179327 |
To provide a form rolling tool and a spline shaft, capable of enhancing the form rolling accuracy of the spline shaft having an irregular portion for phase focusing.A first raised tooth 13 has a plurality of first flank faces 13b, and a ...
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JP2010125520 |
To provide a form-rolling method by which a recessed part is clearly formed in a cylindrical base stock even if the recessed part has a shallow trapezoidal groove shape on the assumption that the cylindrical base stock is freely rotated....
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JP2010099729 |
To provide a sequential forming apparatus that improves productivity of forming components by enhancing freedom of movement of a forming roller, and also to provide its method.In the sequential forming apparatus 1, a component 2 to be fo...
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JP2010094720 |
To provide an apparatus and a method for successive molding which can hold a large molding load by a molding roller and can improve the productivity of molded components.An apparatus 1 for successive molding plastically deforms a compone...
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JP2010094692 |
To provide a form rolling method and an apparatus thereof, capable of changing a speed in form rolling and a speed of reciprocation while preventing the speed of movement of a flat die from being regulated by an initial speed thereof at ...
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JP2010082634 |
To extend the service life of a roll die by reducing the load to a roll die and to reduce the energy consumption of rolling work by finding out an appropriate rolling pattern to a workpiece.Roll die forcing devices 17, 18 are forced in a...
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JP2010075968 |
To provide a flat die thread rolling machine which has high working accuracy of a material to be rolled, especially has small involute cumulative pitch errors by permitting accurate synchronous operation without losing the synchronizatio...
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JP2010075963 |
To provide a worm form-rolling device which can suppress faults caused by a phenomenon that a workpiece moves to the axial direction during form-rolling while achieving its simplification, and to provide a worm form-rolling method.Each o...
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JP2010075962 |
To achieve the improvement in the accuracy of a worm and the improvement in the efficiency of a forming operation by optimizing the number of rotations in a shaft during form-rolling.The outer circumferential part of each roll die 23 is ...
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JP2010069508 |
To provide an automatically phase-adjusting rolling machine with which the amount of phase correction is easily calibrated without necessitating the design change of the attaching position of a displacement sensor in accordance with the ...
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JP2010064101 |
To provide a flat die form rolling machine, which can prevent synchronous accuracy of a pair of flat dies arranged at a pair of sliding tables from going wrong and enables accurate synchronous operation even when used under a relatively ...
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JP2010064134 |
To provide a compact rolling mill apparatus whose structure is simple.The rolling mill apparatus 1 includes: a single main roll 60 rotatable around the axis thereof; and a plurality of mandrels 61L and 61R arranged at the outside in the ...
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JP2010052038 |
To provide a technology capable of forming a boss part thicker than a dehisced portion while utilizing the dehiscing work capable of preventing any breakage by suppressing the plastic deformation in a drawing apparatus and a drawing meth...
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JP2010052020 |
To provide a flat die rolling machine, in which, even under operational conditions of such a comparatively short cycle time as about 20 sec or below, the synchronous accuracy of a pair of flat dies arranged on a pair of sliding tables is...
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JP2010051981 |
To provide a link member for transmission chains, a link member that improves the yield of materials in manufacturing and that has high strength and high quality, to provide a method of manufacturing the same, and also to provide a trans...
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JP2010051987 |
To provide a method of manufacturing an inner face resin lining steel pipe having a rolled thread the lined inner face resin of which is flawless in the screw part.After heating an end part of the inner face resin lining steel pipe and t...
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JP2010043696 |
To provide a male screw member and a method for manufacturing the same, saving resources and reducing the weight without extremely reducing the screw strength.This male screw member 10, as its feature, includes one or more thickness redu...
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JP2010036235 |
To provide a manufacturing method of a rotor pulley for clutch which can manufacture a rotor pulley coping with a variety of customer needs by only pressing and form rolling, without cutting and welding.The method includes the steps of: ...
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JP2010036215 |
To provide a flange forming apparatus that forms a flange in the end of a rod material.A pulley manufacturing apparatus 10 includes a spindle 30 (supporting means), a forming mold 40, a rotary means 50, and a movement means 60. The spind...
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JP2010029893 |
To solve a problem that, when machining a metallic cylindrical body, deviations in wall-thickness, straightness, cylindricity and the like are easily generated in the axial direction of the cylindrical body, thereby to bottleneck automat...
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JP2010017737 |
To provide a mechanism for offsetting bend deflection of a tool shaft supported in cantilever, which is generated in accordance with clamping force generated in an internal gear rolling machine having the tool shaft.Stress and positional...
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JP2010014226 |
To provide a rolling bolt of a double thread configuration with improved durability, mechanical strength, and productivity.In the rolling bolt of the double thread configuration, a coarse thread of a standard first pitch, and a fine thre...
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JP2010012499 |
To provide a screw form rolling die capable of rolling a rolled bolt having a high-quality screw structure, preventing wobbling vibration in rolling and deterioration in service life and having improved durability.The screw form rolling ...
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JP2010005654 |
To provide a form rolling die capable of improving durability by suppressing occurrence of chipping or loss due to a compound layer or degradation of toughness when enhancing wear resistance by hardening the form-rolled surface of the fo...
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JP2009299743 |
To provide a manufacturing method of intermeshing shaft which can improve working efficiency when intermeshing an intermeshing member of the intermeshing shaft and an intermeshing member of the other element.A sun screw 12 as an intermes...
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JP2009297768 |
To manufacture a ring product excellent in strength by setting so as to position the tip end part of a fiber flow of an up-set working along the position of annular recessed groove, formed on the internal diameter surface of the ringed p...
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JP2009291798 |
To provide a method for manufacturing a deformed bar material, capable of producing a deformed bar material having a thick-plate part and a thin-plate part of which the width directional lengths and positions are stable in a longitudinal...
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JP2009285730 |
To provide a method for producing a workpiece having a concave or cone-like inner surface from a preform.In the method for finishing a workpiece, a substantially cylindrical preform (8) is formed by at least one pressure roller (7) into ...
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JP2009279627 |
To provide a method for manufacturing inner and outer rings of a rolling bearing capable of executing the rolling formation with a large diameter widening ratio without causing any crack in a ring-shaped material, and consistently formin...
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JP2009274128 |
To consistently form a locking projecting bar of the high quality on various pipe bodies irrespective of the diameter size of the pipe bodies and irrespective of the wall thickness of the pipe bodies when forming the locking projecting b...
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JP2009275619 |
To provide a processing device for a micro-recess part capable of eliminating the influence of centrifugal force even if the offset amount of a form roller with respect to a tool holder or the rotation speed of the tool holder changes.Th...
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JP2009269052 |
To provide a method for manufacturing a narrow-mouthed shell, which makes it easy to make a process design by inhibiting radial expansion of a narrow-mouthed part, which occurs due to radial expansion of a cylindrical shell part, when ma...
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JP2009257482 |
To provide a rolling tool capable of accurately and economically manufacturing a screw thread in a shape of capable of exhibiting a locking function.A rolling die 1 is provided with a second die 20 having a plurality of fitting part work...
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JP2009241131 |
To prevent the occurrence of engagement error without needing a post-working, such as cutting-work, etc., when a ring-gear in the outer-circumferential part is formed with rolling-formation in order to reduce the manufacturing cost, etc....
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JP2009242837 |
To provide a copper alloy cast billet with which the productivity is further improved by reducing a tool wearing in tube making while holding the processing facility in the production of a copper alloy tube and the productivity; and the ...
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JP2009241106 |
To achieve technology capable of more suppressing deformation of a material than a conventional technology even when increasing processing speed of a clutch part and making improvement of production efficiency and improvement of processi...
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JP2009241130 |
To prevent the generation of a projecting part, such as burr, when the outer circumferential part of a disk-like blank is formed with increased thickness.When a roller 34c for increasing the thickness is approached up to the die-closing ...
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JP2009241107 |
To provide a technology can facilitate the trimming and increase the rigidity of an opening end after forming a reinforcing part on the opening end of a clutch component.The forming method of a cylindrical clutch component with a spline ...
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JP2009233732 |
To provide a method of rolling forming a ring-shaped product including a part having complicated shape of an axial cross section and a simple part, by which the occurrence of a burr flaw due to a slip on the surface of the ring-shaped pr...
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JP2009233722 |
To provide a method for manufacturing a helical gear by which the helical gear can precisely be manufactured.In the method for manufacturing the gear, including a gear-cutting process for forming a roughly-processed gear by applying the ...
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JP2009233705 |
To restrain the generation of an imperfect screw part and form-rolling-over to the minimum limit, when a male-screw is manufactured by form-rolling.Firstly, in the first process, a small diameter part 95b and a chamfer part 95a connected...
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JP2009214152 |
To provide a flat die for roll-forming with which even in the case of finely tilting the positional relation of one pair of the flat dies, a strain caused by the elastic-returning of the flat dies for roll-forming is prevented without sa...
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JP2009214880 |
To eliminate a preparatory process for forming a hollow section and facilitate manufacture of a wheel, in a method of manufacturing a vehicular wheel made of a light alloy and having an annular hollow section on an outer rim.The manufact...
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JP2009214153 |
To provide a thread rolling apparatus and a thread rolling method adequately ready for the change of the number of revolutions of a roll die to the load fluctuation of the roll die on a thread-rolled workpiece, and capable of enhancing t...
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