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JP2003011014A |
To provide a cutter head for machining optical parts and a mold for optical parts highly accurately and efficiently, a curved face machining method, V-groove machining method, optical parts and a mold for optical parts.The cutter head 1 ...
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JP2003501277A |
In order to further develop a device for the machining of the ends of tubes for producing a welding joint comprising a housing which can be secured on the end of the tube to be machined and on which a rotatingly drivable shaft is mounted...
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JP3367102B2 |
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JP3362330B2 |
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JP2002370104A |
To reduce the judder generated in braking by improving the perpendicularity of an outer face of a rotation-side flange 13a against a center of the rotation of a hub 8b. Finishing work of the outer face of the rotation-side flange 13a is ...
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JP3359038B2 |
The positioning drive has a gearbox (18) that can move relative to the housing (12) to adjust the cutter (76) or tool holder, driven by a motor (24) via a power supply (26). Within the housing is a hollow shaft (50) coupled to the gearbo...
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JP2002361501A |
To provide a wheel corrector capable of precisely acquiring roundness of a wheel. The wheel corrector is furnished with a rotationally driving part 3 having a plurality of bolt members 25 having projected shaft parts 24 to be screwed in ...
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JP3358426B2 |
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JP2002357701A |
To eliminate transfer failure on the border line of a compound scanning lens, to eliminate a thick part which is unnecessary for the optical design and to reduce the production cost of the compound scanning lens as much as possible. Die ...
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JP2002355702A |
To provide a cutting tool suitable for working a wide groove and working a flange on a comparatively large diametrical part. A plural number of throw-away tips 6, 7 are arranged on a head end of a shank 5 by slipping them to an optional ...
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JP3355213B2 |
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JP2002346824A |
To efficiently and easily adjust the unit feed per revolution of a cutting tool holder to a predetermined unit feed per revolution, even though rotational resistance caused at each bearing portion is varied by manufacturing tolerances, e...
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JP2002346875A |
To provide a processing apparatus and processing method which can automatically correct a lag of rotation balance of a primary rotating shaft with ease and in a short time and subsequently implement processing for excellent accuracy and ...
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JP2002347406A |
To provide structure capable of preventing judder during the application of braking at a low cost by restraining the vibration of the rotor fixed to a hub 8a. An assembled bearing unit 5a for wheels, the outside face of a rotation side f...
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JP2002346803A |
To provide a groove processing method which can reduce an inclination error not greater than 1 minute, or a position error not greater than 3 μm of the groove formed on a work piece, and form the groove with sufficient inclination accur...
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JP2002346802A |
To provide a machining method and an apparatus for a rod-like work material which eliminate the need for discarding chuck edge and center edge part, achieve achive fine stock utilization, and furthermore, unnecessitate a preliminary work...
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JP2002337015A |
To prevent chips produced during machining of a steel pipe end part from growing long without lowering the machining efficiency.A device body is approached to the end part of the steel pipe 16 with a tip 34 installed in a bite turning on...
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JP2002336617A |
To provide a manufacturing apparatus for filter media which is capable of improving filtration performance by shaping the outer form of the filter media to a nearly spherical shape.This manufacturing apparatus for filter media has finish...
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JP2002331443A |
To provide an array shape machining method for obtaining an array- shaped workpiece accurately juxtaposed with respective array surfaces while maintaining accuracy of the making respective array surfaces.In a machining method, a workpiec...
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JP2002331450A |
To provide an array shape machining method, a device, a metal mold, and a formed product capable of easily and surely positioning a workpiece (a metal mold base material) for machining an array-shaped part in a machining position, causin...
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JP2002326231A |
To provide a mold for an optical element excellent in cutting properties capable of enhancing dimensional accuracy, capable of forming the shape of a desired optical surface of dimensional reference surface by transfer and capable of als...
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JP3344657B2 |
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JP3342284B2 |
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JP2002321102A |
To provide a technological means by which elliptic cutting of external and internal peripheries of a work piece can be efficiently and accurately carried out using a lathe.The employed lathe has a main spindle the angular position of whi...
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JP2002307203A |
To provide a machining method for chamfering a hole provided in the inclined surface of a workpiece, for instance, regarding a method of machining an inclined conical surface using a straight end mill at a lathe.Within a limited moving r...
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JP2002307202A |
To heighten machining accuracy while increasing machining efficiency by simultaneously machining both side end faces of plate shape of a workpiece with two cutting tools in a machining device.This machining device has a rotationally driv...
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JP3333679B2 |
To provide a groove cutting method which can form a groove having a groove width as a designed value, while maintaining a high accuracy of section form. In a groove cutting method to form a groove to the processed surface of a work by us...
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JP2002283233A |
To machine a machining surface of a workpiece composed of a free curved surface shape with high shape accuracy and excellent surface roughness.This device is provided with a cutting process of installing a cutting tool on a spindle 3 mov...
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JP2002273603A |
To provide a turning work device of a trunnion capable of turning work in high precision by preventing eccentricity of the trunnion at the time of rotation, improving working efficiency by enabling high speed rotation of the trunnion and...
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JP2002263902A |
To provide a cutting method capable of providing a cut work with accurate surface finish by surely separating chips produced by cutting even if the material is a cut material formed of a malleable and ductile metal material to prevent th...
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JP2002263908A |
To provide a piston machining method capable of machining spherical surface recessed parts with various inner diameters at the neck part of a piston with a general tool and without changing the type of the tool and lathe used for the mac...
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JP2002263904A |
To easily and rapidly perform the deflection removing machining for the sliding surfaces of a brake disk to eliminate judder by fixing the brake disk to a spindle hub in the same state as the mounted state of a brake module without using...
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JP2002254202A |
To suppress a deflection phenomenon, a rope skipping phenomenon, and a chatter phenomenon by performing turning of a workpiece pulled by a tensile force.A turning operation for the workpiece is performed by gripping the workpiece using a...
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JP3321699B2 |
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JP2002528276A |
A portable single-point beveling tool includes a tool housing, an associated tool drive mechanism and a base member which is rotatably supported on the housing for rotary motion about a rotation axis and arranged to be rotated by the too...
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JP2002239803A |
To provide a working device capable of speedily and precisely carrying out specified working by putting a tool on a workpiece held by a magnet chuck and its working method.The working device 40 to apply specified work by putting the tool...
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JP2002239815A |
To provide a tool holder compact and convenient to handle which is capable of highly efficiently and highly precisely machining and working a modified cross-section such as ellipse, etc.A cutting tool anchor block 17 free to move in the ...
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JP2002239802A |
To provide a working method of a metal mold capable of preventing lowering of tool longevity due to chipping and giving an additional value to a fresnel lens.This is the working method of the metal mold 20 for the Fresnel lens to work a ...
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JP2002239804A |
To generate an ellipse by comparatively easily controlling a device comparatively simply constituted.A work 3 is rotated at angular velocity ω and a tool 2 is rotated at angular velocity 2ω in the same rotating direction as the rotatin...
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JP3318478B2 |
To automate a wheel lathe of a single train unit from the aspect of data control. A wheel data control block 1 has a pre-work measuring data storage function of storing respective pre-work data with respective wheels obtained by measurin...
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JP2002224901A |
To provide a cutting method enables to cutting a high precision motor hub in one step, although the motor hub is in a form permitting a process only in a weak holding force, enables to reduce production cost.When cutting a blank member 4...
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JP2002224902A |
To provide a mehod for a partially spherical surface processing of a workpiece using a lathe, performing an effective process of the spherical surface in a high forming accuracy and surface quality.A composite lathe which prepared on a t...
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JP2002224905A |
To provide a core for processing a thin-walled core which realizes process, without lowering production efficiency even when the thin-walled core having a rib at an inner surface is used, without generating a chattering vibration or a fl...
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JP3313014B2 |
To support a pipe with the optimum position on the inner diameter sidle of the pipe so, as to prevent vibration of the pipe by providing an inner diameter supporting part driving mechanism relatively moving in the Z-axis direction an inn...
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JP2002221683A |
To provide a polygon mirror suitable for high speed rotation and serving for the purpose of accurate image quality.This polygon mirror is manufactured by mirror-processing the respective side surfaces of the base part 5 of a metallic pro...
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JP2002219603A |
To provide a groove working device for a fluid bearing capable of efficiently and accurately working a dynamic pressure generating groove.A cutting tool 4 is moved forward and backward, while rotating a spindle 2 supporting a thrust plat...
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JP2002524290A |
(57) [Summary] The present invention relates to a method of turning a rotating metal work piece. The hardness of the workpiece is in the range of HRC45 ~ 65. A turning tool (10) comprising a cutting insert holder (11) and a cutting inser...
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JP2002524280A |
A method of lathing a lens, especially a contact lens, involves attaching the cylindrical blank of lens material to a first block of machineable plastic material, lathe cutting a desired first lens surface in the cylindrical blank, attac...
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JP2002212772A |
To provide a holder integrated type metallic ferrule superior in concentricity and deviation from circularity in the inner and outer diameters.A rod-like electroformed body is prepared by electrodepositing a metallic material on a wire, ...
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JP2002210606A |
To provide a groove processing device for generating a dynamic pressure capable of efficiently and accurately processing a dynamic pressure generation groove of a fluid bearing on a sleeve constituted by a material having a high hardness...
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