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JP7129432B2 |
The invention relates to a method for the impact treatment of transition radii (8) of a crankshaft (4), in particular transition radii (8) between connecting rod bearing journals (5) and crank webs (7) and/or transition radii (8) between...
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JP7051909B2 |
The invention relates to a device for the impact treatment of transition radii (8) of a crankshaft (4), in particular transition radii (8) between connecting rod bearing journals (5) and crank webs (7) and/or transition radii (8) between...
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JP2022517556A |
A progressive metal surface micro-nano modification method that involves bringing a modification tool with designable edges into contact with the surface of the substrate and rotating the modification tool in a local area, including the ...
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JP7014893B2 |
A method for producing a bearing component includes providing a bearing component blank with an iron-based metal substrate, hardening the metal substrate, treating the metal substrate by an alkaline treatment bath in a region to form an ...
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JP7013492B2 |
The invention relates to a method for the impact treatment of transition radii (8) of a crankshaft (4, 4′), in particular transition radii (8) between connecting rod bearing journals (5, 5′) and crank webs (7, 7′) and/or transition...
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JP6994534B2 |
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JP6934570B2 |
Provided are a silver article formed using pure silver, which has high Vickers hardness and prohibits the occurrence of metal corrosion and the occurrence of discoloration; and its method. Disclosed are a silver article and its method, w...
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JP2020110850A |
To provide a surface modification method which can stably express a fine projection by laser ablation processing, a method for manufacture of a metal mold for casting and a metal mold for casting.A surface modification method, which form...
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JP6664151B2 |
A drill chuck having a chuck body, having a clamping sleeve with a conical basic shape that can rotate about the chuck axis of the chuck body, by the rotation of which clamping sleeve a plurality of clamping jaws can be moved relative to...
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JP2020029609A |
To provide a treatment method for improving fretting fatigue strength of a composite in which a plurality of components are coupled to each other by causing strain aging to develop for preventing damages such as fatigue cracking on a con...
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JP2019523713A |
An electromagnetic hammer device for mechanical processing of materials and how to use it. An electromagnetic hammer device adapted to provide non-contact mechanical treatment of a material in a planar article (1), a cylindrical article ...
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JP6549851B2 |
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JP6470940B2 |
A hole (40) in a metal (24) and composite (26) stack (22) is cold worked. An interference is formed between a cold working tool and the metal layers results in a radial force that is applied only to the metal layers (24).
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JP6409101B2 |
Processing tool for processing a surface of a workpiece. The processing tool includes a tool body which defines a tool axis. At least one first roll element, which is borne by the tool body, is rotatable around a first roll element axis ...
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JP6407986B2 |
An apparatus for smoothing an inner toothing and/or an outer toothing of a component part. At least two radially adjustable smoothing gears, which engage in the inner toothing and/or outer toothing, are rotatably arranged inside the inne...
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JP6365936B2 |
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JP2017133092A |
To provide a steel material with a low-friction layer that can be made low in friction resistance by improving lubricity and slidability and also have a longer lifetime even when made of high-speed tool steel.There is provided a steel ma...
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JP6130862B2 |
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JP6022686B2 |
Machining material, preferably steel, comprises (a) milling the material with such a high cutting speed that residual tensile stresses which exceed a specified value, occur near the surface, and (b) lowering the residual tensile stresses...
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JP5890335B2 |
To provide a peening device which eliminates the possibility that a striking force adding member is left in a plant as a residue, and makes a peening portion compact.A peening device has a chamber 2; a plurality of peening rods 4; a nozz...
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JP5886327B2 |
A low-heat-transfer coupling or assembly is configured to mechanically couple together a pair of mating parts, one of which may be in a heat-producing environment. By roughening at least part of the surface of one of the parts, the conta...
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JP5719032B2 |
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JP2015061942A |
To provide an apparatus for changing physical characteristics of a metal workpiece having a surface.An apparatus 200 comprises: a support 202 for a workpiece; a driven member 204 for applying multiple impacts to a surface 206 of the work...
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JP5533584B2 |
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JP5472051B2 |
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JP5430825B2 |
At the time of introducing stress under pressure, the tool (14) of the impact machine (1) only executes a single movement relative to the crank shaft. This movement lies in the plane at right angles to the surface of the crank shaft segm...
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JP5426060B2 |
A process and a device for the pulsed plasma strengthening of a metallic component, in which the surface to be strengthened is not acted on in a merely punctiform manner and the roughness of the surfaces is not adversely effected, compri...
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JP2013212568A |
To provide a sliding component that includes a hardened layer on the surface thereof, that layer is effective when the sliding component is restrained from being contacted with the other sliding component and being worn due to a high loa...
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JP5240971B2 |
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JP5237032B2 |
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JP3183763U |
To provide an ultrafine knurling jig having a diameter of 2φ or less. This is a jig for knurling the outer circumference of a round bar, a hollow pipe for attaching to a small lathe and a drill chuck of a bench race, and a pair of colum...
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JP5178016B2 |
A method for preparing a surface (32) includes providing an article (30) having an article surface (32), thereafter first processing the article surface (32) to establish a first residual compressive stress state and a first surface roug...
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JP5176634B2 |
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JP5151597B2 |
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JP5103770B2 |
To provide a nozzle which is compact and realizes a uniform and highly effective treatment. The combined nozzle treats the surface of relatively moving solids by spraying a liquid on the surface and consists of a plurality of high pressu...
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JP5054297B2 |
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JP2012200756A |
To provide a machine tool enabling both cutting and rolling of an outer peripheral face of a workpiece and capable of accurately performing the rolling by a simple structure.The machine tool includes: a spindle 4 supporting the workpiece...
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JP4985644B2 |
Ultrasonic peening treatment is desirable where an application of a compressive stress is helpful to reduce the incidence of crack formation on highly stressed parts. Ultrasonic peening treatment can be performed in field applications wi...
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JP2012513309A |
The invention relates to a method for producing a tool-system module, such as a tool having brazed blades (PKD, CBN or hard metal), wherein a cylindrical blank is equipped at an axial end with a conical hollow shaft (HSK), in particular ...
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JP4918960B2 |
A micro-roll forming device for providing a cylindrical blank metal article with a minute convexoconcave bearing surface, comprises a powered article holding structure that, when energized, rotates the cylindrical blank metal article abo...
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JP4832698B2 |
The automatic transmission for motor vehicles has a housing, in which a multiplicity of clutches and brakes are placed, as well as an input shaft and an output shaft and at least one torque transmitting shaft (1). This torque transmittin...
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JP4833615B2 |
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JP4799977B2 |
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JP4744094B2 |
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JP4737710B2 |
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JP4710190B2 |
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JP2011069444A |
To provide a method for structuring a fine recessed part at low cost on a sliding surface of a sliding linear motion guide of a machine tool.A liquid jet is made to collide with the surface of the sliding member made of graphite cast iro...
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JP4597851B2 |
A manufacturing tool ( 20 ) for forming a dynamic pressure groove ( 52 ) in an inner peripheral surface of a bearing sleeve ( 50 ) includes a tool shaft ( 21 ) for being rotated in a bore of the bearing sleeve while being moved in an axi...
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JP4587026B2 |
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JP4479066B2 |
A rolling guide apparatus comprises a first slide member and second slide member. The first slide member includes a pair of wing portions and a connecting portion connecting the wing portions. First raceway grooves are formed on the wing...
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