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JP2007307680A |
To improve surface precision of an optical element or a rotating axis symmetrical type curved surface of a die for this optical element under a cutting method, on the optical element and on the die. The rotating axis symmetrical shape cu...
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JP2007307665A |
To provide a cutting and flattening method with high productivity in a cutting method for flattening resist and plating wire with high accuracy, while using a plurality of cutting tools and vibrating the cutting tools. The plurality of c...
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JP4013252B2 |
It is one object of a hale-machining method and apparatus thereof according to the present invention to achieve an easy preparation of an NC machining program and perform a high geometrical accuracy in the predetermined three-dimensional...
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JP4012709B2 |
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JP2007296584A |
To provide a self-traveling beveling device which uniformly bevels even an elliptic pipe, and dispenses with centering work, by allowing the whole beveling machine to rotate around a pipe by frictional force of a plurality of rollers, wi...
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JP3995558B2 |
A method of optimizing the tool selecting operation of a turret according to the contents of a machining program in a turret tool rest allowing a rotating tool to be fitted thereto, including a step (101) for determining whether the rota...
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JP2007269121A |
To provide a hub unit and its manufacturing method in which the outer ring is fitted with a cover in order to seal the inside of the hub unit, and a good sealing performance is assured between the cover and the cover fitting part of the ...
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JP3992088B2 |
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JP3993291B2 |
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JP3987503B2 |
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JP2007253296A |
To provide a manufacturing method for grooves for decoration, which makes radially uniform glossy appearance when forming a flat elliptical kerf pattern. The decorative plate having a decorative part on which vortical and flat, approxima...
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JP3981515B2 |
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JP3977008B2 |
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JP2007229875A |
To provide a cutting device which can directly and easily cut a wheel tread in the installation field of a test machine by arranging a model gauge plate having a copying shape corresponding to a complicated tread shape of a rail wheel or...
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JP3973317B2 |
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JP3975778B2 |
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JP2007525333A |
A magnetically levitated high-speed spindle assembly ( 20 ) is provided for forming non-circular holes ( 22 ) in workpieces ( 24 ) or non-circular surfaces on pins. The non-circular holes ( 22 ) can be formed with dimensionally varying a...
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JP2007223364A |
To provide a method of manufacturing a bearing device for a wheel facilitated in accurate machining for preventing the vibration of a flange and capable of restricting the occurrence of brake judder. A hub wheel 2, a constant velocity un...
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JP3968213B2 |
To provide a machining method for a thin-walled core metal unit having a thinner wall than a conventional core metal unit and capable of ensuring high rigidity even if an aluminum alloy material is used. The machine method for forming a ...
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JP3969005B2 |
To provide a method for grinding a brake rotor capable of preventing the attitude of a corrected rotor surface from being changed even when a jig is removed. In this method for grinding the brake rotor, when the rotor surface 8b of the b...
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JP3968029B2 |
To provide a turntable in a numerically controlled lathe for working optical lens holding the high precision for a long period by reducing the friction of a pivot, simplifying the maintenance, facilitating the assembling, improving the r...
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JP2007210096A |
To provide a thin groove processing machine which provides a uniform thin groove form by eliminating chips without electrostatic attachment by properly selecting a processing method of the concentric circular or cross-cut thin groove in ...
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JP3963750B2 |
To provide a curved surface cutting method capable of prolonging a service life of a cutting tool by preventing uneven abrasion of a blade edge of the cutting tool. A blade edge 40 of a cutting tool 4 is made in a flat shape having angul...
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JP2007196356A |
To manufacture a nut having a rolling groove for rolling a rolling element in a short period of time while ensuring the requested lifetime. A ball rolling groove 2a which is formed spirally in an inner circumferential surface of a nut 2 ...
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JP2007181922A |
To provide a working method capable of shortening the working time and enhancing the working accuracy when continuously working a helical gash S on a long workpiece 16.A two-spindle-facing type NC composite lathe 100 with both spindles 1...
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JP3945560B2 |
To prevent machining accuracy from dropping in machining particularly a thin-walled cylinder. A cylindrically machined work W is held by a work holding tube 5, one end of the cylinder is held by a chuck 3, and the fitting shaft part 6k o...
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JP2007175803A |
To provide a manufacturing method for an optical part or its mold, obtaining uniform machined surface in short-time machining.According to this manufacturing method for an optical part or its mold, a tool is rotated round its axis with t...
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JP2005527389T5 |
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JP2007175802A |
To provide a manufacturing method for an optical part or its mold, including manufacturing conditions of a fly cut machine tool capable of machining the machined surface of a workpiece to a free curved surface whose surface roughness is ...
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JP3942233B2 |
To improve the working efficiency by performing cutting work on brake discs integrally formed in a wheel part in succession to cutting work of a tread or the like of the wheel part. A necessary tool (for example, a tread cutting tool) is...
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JP3944593B2 |
To provide a processing apparatus for an optical fiber end face with which an optical fiber end face can be smoothly cut with high accuracy without resulting in a rough face or without leaving a core-like (navel-like) cut mark by the rot...
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JP3942978B2 |
To keep a cutting load constant when three dimensional cutting is carried out using a spiral tool path. The cutting apparatus has a tool, a turning means for turning a workpiece, a first setting means for setting the rotational speed of ...
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JP2007513783A |
A service carriage including a device for the support of a chassis with at least two pairs of individual wheels or at least two wheel sets and which are installed in the chassis turnable around their respective axis of rotation, is desig...
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JP3920995B2 |
To prevent the reduction in machining precision by distortion of a part to be machined by providing a common profile data used commonly for each pin part and a correction quantity data for correcting the common profile data, which is pec...
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JP2007125649A |
To provide a cutting angle adjusting method in a machining device for simply making high-accuracy adjustment at a low cost, an optical element forming metal mold for forming an optical element used in an optical communication module obta...
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JP3917521B2 |
A laminate material includes an upper layer (I) and a lower layer (II) which is joined to the upper layer over substantially the entire surface thereof. The upper layer (I) includes a thin layer of leather material ( 1 ), and the lower l...
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JP3917851B2 |
To provide a welded joint part cutter for a valve seat with a valve case, which can easily be fitted to the valve case and has good work efficiency. This cutter is provided with a base 20, a cutting heads 10 formed by a chuck 70 fitted t...
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JP3918894B2 |
To accurately perform processing without making a biased thickness, even though the work is a thin and ring form article. A ring form work 12 is housed in a faucet form housing 11 grasped by a chuck, the work 12 is squeezed to an inner w...
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JP3919067B2 |
To concurrently and simply machine many bearing outer rings 11 in a manufacturing method for a bearing with a resin pulley and its bearing outer ring suitably used for a belt or the like for driving accessories of an automobile. This bea...
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JP2007118100A |
To provide a technology for working a curved surface symmetric with respect to a rotation axis capable of working a highly precise axisymmetric aspheric shape without non-axisymmetric errors in a short period of time.A processing machine...
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JP2007105820A |
To provide a lathe having a simple device configuration and capable of easily corresponding to change of a machining position even when the machining position to a workpiece is changed.A first tool rest 16 is arranged at a position facin...
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JP3906348B2 |
To provide a machining device capable of simultaneously cutting the end face of each plastic optical fiber for a suitable shape in a multiple plastic optical fiber, and also selectively machining the end face of the clad and the jacket a...
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JP2007090489A |
To form a concave spherical face, of which the roundness value, surface accuracy, and pitch interval or the like are highly-accurate and uniform, on a molding face of a die by cutting work.The concave spherical face 3 is formed on the mo...
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JP3900108B2 |
To improve a dimensional accuracy of a periphery 17 of a positioning bush 16 after turning. An outer ring 6 and a hub 8a are rotated in different rotation speeds by a chuck 37 and a spindle 41 respectively. Under this situation, the peri...
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JP2007075915A |
To provide a cutting method considerably improving the degree of freedom of a surface shape of a machinable material to be cut and forming a sharp edge shape.A cutting tool 3 supported to be displaceable in three mutually different direc...
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JP3896751B2 |
To prevent occurrence of a judder when applying the brakes by enhancing profile irregularity of the mounting surface 28 of a mounting flange provided on a hub 8, relative to the rotation axis of the hub 8. A protruding part 27 is provide...
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JP3891591B2 |
A feed control for a tool bit carried by a headstock of a lathe includes a driving cam having a profiled lobe that permits automatic quick return of the tool bit following each cutting operation. The cam is driven in a forward feed direc...
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JP3890439B2 |
To cut an optical fiber end face into various shapes, and to stably and accurately set an optical fiber machining position in relation to a cutting blade. The cutting blade 1 has an exchangeable grinding member, and the optical fiber 21 ...
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JP3885703B2 |
To manufacture rings for use in an endless metal belt producing a little dimensional error. A ling slitting device 1000 includes a board thickness measuring sensor 1040 measuring the board thickness of a drum 1060 before slitting the rin...
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JP3885908B2 |
To save a labor by machining the inner/outer peripheral surfaces of a piston ring automatically. The working machine of a piston ring for machining the inner/ outer peripheral surfaces of a work 16 whose inner/outer peripheral surfaces a...
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