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JP3867575B2 |
To provide a method for manufacturing a golf club head capable of making an angle of each of edge parts of score lines sharp even when the score lines are formed by press working. A face 3 is planed by machining after the face 3 is provi...
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JP2006305684A |
To provide a method for machining fine recessed portions, the method which stably forms fine recessed portions even on the surface of a workpiece hardened by a heat treatment without damaging a tool, and further to provide a sliding comp...
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JP2006524574A |
The invention relates to a method for producing components (1, 2) by extrusion or continuous casting. Said components (1,2) are calibrated with the aid of a matrix to a required tolerance value in order to define the size thereof for a f...
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JP3825792B2 |
To provide a device for dividing a connecting rod which is capable of reducing a time lag between pre-rupture and post-rupture to the utmost. The device has a fixed stage 62 fixed on a base 60, a movable stage 64 provided so as to be fre...
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JP3825456B2 |
To provide a method for manufacturing a molded part with very high mechanical properties by stamping a strip of a rolled steel sheet coated with a metal or a metal alloy securely protecting a steel on or inside the steel plate, particula...
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JP2006239821A |
To provide a clinching fastener without causing discoloration due to hardening, not requiring plating treatment and at low cost under a manufacturing method of the clinching fastener having a flange part on one end and having a gear type...
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JP2006194320A |
To provide a manufacturing method capable of stably manufacturing a roller bearing having high axial load loading capacity and the roller bearing having high axial load loading capacity of which variation is small.This cylindrical roller...
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JP3798496B2 |
To eliminate the need for electro-chemical machining required hitherto, shorten the time required to machine recessed parts for oil basins, and reduce the manufacturing cost of a cylinder block. With the machining method for the bore sur...
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JP3791135B2 |
To provide uniform-grain-sized flour of good quality by grinding a projecting part formed by rough surface processing, including a hardened surface layer, and subjecting the outer surface of a roll again to surface roughing. A ground sur...
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JP2006150472A |
To improve a rupture separating property of a connecting rod by certainly forming a pair of cracking grooves at low cost for an inner peripheral surface of a large end hole of the integrally molded connecting rod.A driving pulley 72 rota...
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JP2006136985A |
To provide a shaft finishing method capable of effectively performing not only small lot multi-production but also finish of a heat-treated article, and reliably obtaining a finished surface without any remaining spirally turned groove.I...
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JP2006136976A |
To provide a method for manufacturing a roller of a rocker arm unnecessitating turning of an outer diameter and having excellent productivity, and advantageous to rolling service life.This method relates to manufacturing of a cylindrical...
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JP3780687B2 |
To shorten the working period whiel keeping microworking faithful to CAD data by connecting a member subjected to additional working using CAD data and a member subjected to removal working using CAD data to each other to be integrated a...
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JP2006123154A |
To provide a three-dimensional object manufacturing apparatus which has a simple structure and is low in manufacturing cost and operation cost.A three-dimensional shape represented in terms of digital information is represented as an agg...
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JP2006118304A |
To provide a manufacturing device 10 for a metal form panel which excels in economic efficiency and productivity.The manufacturing device 10 comprises an uncoiler 11 for straightening and feeding a steel plate 20 reeled up in a roll, a c...
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JP2006513034A |
The invention relates to a device for applying a working force to a workpiece, using a working cylinder. The device includes a working piston, an actuation chamber that can be supplied with a hydraulic medium, a recirculation chamber tha...
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JP2006035351A |
To provide a device for machining a tube material capable of significantly improving the manufacturing efficiency, and also, capable of reducing manufacturing costs and labor burden of a worker.The device is used for machining a tube mat...
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JP2006026778A |
To provide a sliding surface formation method and a sliding surface shape in a sliding member reducing sliding resistance of sliding surfaces sliding each other and capable of preventing seizure and galling.In the sliding surface formati...
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JP3735176B2 |
To obtain a fine embossed shape not leaving R of the bottom part of the embossed shape or fine surface roughness caused by the feed accuracy of a precise lathe or the size of R of the leading end of a diamond bite. A master mold having a...
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JP2006007349A |
To provide a method of shaping a panel engaging portion, according to which a rib can be completely cut away by a punching die, and the height of the rib is minimized.According to the method, first a panel 1 having the rib 6 on a rear su...
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JP2005539181A |
The ball drive is designed as a nut with an inner thread moved along a threaded bar. The nut is provided with several diagonally positioned slots, each accommodating a return element comprising three balls which are guided along the thre...
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JP2005345535A |
To provide a method for manufacturing a roller for belt driving of an electrophotographic device, capable of driving an endless belt with high precision, and to provide a belt driving device of the electrophotographic device using the ro...
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JP2005330997A |
To provide a cylindrical bearing member capable of sufficiently showing lubricating function by maintaining lubricating oil filled in oil reserving blind grooves for a long time, and to provide a manufacturing method of the cylindrical b...
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JP2005271197A |
To provide a metallic semi-finished work finishing method.A semi-finished work is worked before hardening in a first step of the method. In the finished work, a face of the high quality to meet the request for the high quality is burnish...
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JP2005205499A |
To provide a substantially cup-shaped metallic part manufacturing method capable of reducing wear and tear of a tool, by improving a material yield by reducing cutting chips, by easily and projectingly forming a required projecting part ...
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JP2005205457A |
To provide a method for improving the yield by reducing punched parts and for double-forging the inner and outer rings simultaneously by one mold, in the manufacture of the inner/outer ring of a double ball bearing.With a steel stock 3 m...
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JP2005199283A |
To provide a burring tapper machine capable of removing whisker-like burrs generated during the burring between the burring and the tapping.The burring tapper machine comprises a burring punch 7 and a burring die 8 to burr a plate-like w...
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JP3675477B2 |
A method of assembling a ball bearing assembly includes the steps of forming a one-piece metallic ball bearing cage having an initial configuration with ball pockets and bridge portions (16) between the ball pockets, at least a portion o...
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JP2005177986A |
To provide a single tool capable of providing a plurality of mechanical machining operation, for forming a lug hole passing through a vehicular wheel hub.The tool includes an end part having a first diameter, and a center part having a s...
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JP3663145B2 |
To provide a method of manufacturing a formed component having a very high mechanical properties by stamping a rolled steel sheet covered by metal or a metal alloy for reliably protecting the surface of the steel sheet and steel inside t...
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JP2005153821A |
To provide a rack/pinion type steering device not requiring for applying machining treatment to a pinion shaft after the pinion shaft is cured by heat treatment in a manufacturing step and a manufacturing method for a pinion shaft of the...
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JP2005155857A |
To provide a method of shaping a clutch housing capable of easily simultaneously machining an oil hole and a notch without affected by the shape of an outer drum part, improving the strength and accuracy by using an integral molding mate...
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JP2005153127A |
To provide a method of manufacturing an optical element molding die for inhibiting nonuniformity of composition after sintering, for obtaining a raw die of a molding surface having good machinability and for obtaining the molding surface...
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JP2005153791A |
To provide a rack and pinion type steering apparatus, which does not require the quenching of a rack rod after cutting teeth on the rack rod in a manufacturing process.The rack and pinion type steering apparatus comprises a pinion shaft ...
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JP2005144560A |
To optimally rupture a ductile metallic material regardless of an experience of maintenance personnel.This rupture method of a ductile metallic part ruptures the ductile metallic part by driving a wedge 15 in a half-split type mandrel vi...
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JP3650183B2 |
To easily machine a cast screw rotor having a lightening hole for lightweight and a less inertial moment, with a high degree of accuracy. A cast screw rotor 1 having a lightening hole 9 which is formed in each of screw-like tooth parts 5...
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JP3642859B2 |
To realize the manufacturing of an insert fitment, which can withstand against both detent and locking load only by forging. A parallel deeply vertically grooved knurl 2 is formed at the intermediate part on the peripheral surface of a c...
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JP3642268B2 |
To provide a breaking device for a connection rod capable of avoiding chipping off at breaking moment, and of realizing stabilization of surface characteristic of a fracture plane. This breaking device of a connection rod for breaking a ...
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JP2005096066A |
To provide a device for rupturing and splitting a connecting rod capable of rupturing and splitting a large end part by a desired rupturing and dividing surface.In this device for rupturing and splitting the connecting rod 1, the connect...
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JP2005088150A |
To provide a method for machining a metal sheet 15, which can suppress the generation of working heat and does not cause the warping and distortion.The method for machining a metal sheet includes a process for cutting off the metal sheet...
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JP2005074537A |
To improve the product quality and production efficiency of a connecting rod by controlling the magnitude of applied preload and impact load and given time when breaking and dividing the connecting rod.A connecting hole of a large end pa...
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JP2005061494A |
To reduce a machining cost while keeping concentrical accuracy of cylindrical parts and ball spline groove parts of an inner-diameter part and a functional face, and to machine the functional face without damaging the ball spline groove ...
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JP2005052851A |
To provide a forming method and a forming device of a screw blade by which a metallic sheet is formed into a screw blade having a prescribed pitch by small force in spite of the size of the metallic sheet.By cutting a doughnut-like metal...
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JP2005052950A |
To provide a die forming-welding method of a closed cross-sectional hollow metallic part, capable of applying resistance welding to a closed cross-sectional hollow metallic material provided by bulge molding, without impairing an advanta...
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JP2005007561A |
To provide a breaking device for a connecting rod, thereby finely cracking and a manufacturing method of a broken connecting rod.This breaking device of connecting rod includes: first and second support members 31, 32 for supporting a co...
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JP2004340293A |
To provide a machining method of a plate-like member, simply and inexpensively drawing a plate-like member bent like a circular-arc and having a number of slit holes while restraining deformation of the slit hole and also securing the st...
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JP2004330334A |
To easily form structures of optional shape and height and a thin-walled plate part from a metal plate and to remarkably reduce dimensional dispersion even if manufacturing them in large quantities.The metal plate 5 is pressed until the ...
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JP2004308011A |
To substantially facilitate a manufacturing procedure at low cost by providing possibility of performing hardening in a continuously passing step.A screw is formed of low alloy carbon steel, and comprises a head part, a holding part adja...
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JP2004301151A |
To provide a highly precise manufacturing method for a drive plate, a tool used in this manufacturing method, and the drive plate having high precision.This manufacturing method comprises a wall thickness increasing rolling process 2 for...
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JP3557355B2 |
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