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1. 发明专利

JP2001121397A BENCH FOUR-AXIS MIRROR FINISHED SURFACE MACHINING DEVICE 失效
公开(公告)号：JP2001121397A
公开(公告)日：2001-05-08
申请号：JP30397699
申请日：1999-10-26
申请人： RIKAGAKU KENKYUSHO , NEXSYS CORP , IKEGAMI SEIKO KK
发明人： OMORI HITOSHI , YAMAGATA YUTAKA , MORIYASU KIYOSHI , MORITA SHINYA , ASAMI MUNEAKI , MIURA TAKAHIRO , SUMA YUJI
IPC分类号： B24B27/02 , B24B1/00 , B24B9/06 , B24B19/20 , B24B19/26 , B24B27/04
摘要： PROBLEM TO BE SOLVED: To provide a bench four-axis mirror finished surface machining device capable of machining even a hard brittle material, a hard metal, and the like with high accuracy and high efficiency by coping with the bi-directional rotation of a grinding wheel with little displacement such as the flexure of a fitting head fitted with a tool, and miniaturizing the device with a small installation area. SOLUTION: This bench four-axis mirror finished surface machining device is provided with a θ table 4 fitted with a machined material 1 and rotatory-driven around a vertical B-axis by numerical control; a spindle 6 fitted with a conductive grinding wheel 2 and rotatory-driven around its axis; a grinding wheel fitting head 8 for detachably fitting a rotation axis of the spindle in a Z-axis direction parallel with the B-axis and in a Y-axis direction horizontally orthogonal to the B-axis; a torsion preventing guide 10 for preventing torsion of the grinding wheel fitting head around an X-axis and the Z-Axis; an X-Z table 12 for linearly moving the grinding wheel fitting head in the X-axis direction and Z-axis direction by numerical control; a Y-table 14 for linearly moving the θ table 4 in the Y-axis direction horizontally orthogonal to the X-Z faces by numerical control; and an electric machining means for electrically machining an electrode and/or the machined material.

2. 发明专利

JP2001246561A MICRO V-GROOVE MACHINING DEVICE AND METHOD 失效
公开(公告)号：JP2001246561A
公开(公告)日：2001-09-11
申请号：JP2000058133
申请日：2000-03-03
申请人： RIKAGAKU KENKYUSHO , NEXSYS CORP
发明人： OMORI HITOSHI , EBIZUKA NOBORU , YAMAGATA YUTAKA , MORITA SHINYA , MORIYASU KIYOSHI , ASAMI MUNEAKI
IPC分类号： B23H5/00 , B23H5/04 , B24B13/01 , B24B13/015 , B24B19/02 , B24B53/00
摘要： PROBLEM TO BE SOLVED: To provide a micro V-groove machining device and method capable of machining an immersion grating having high resolution by use of a hard and brittle material such as germanium, gallium arsenide, lithium niobate or the like. SOLUTION: A voltage is applied between a cylindrical cutting grinding wheel 2 rotating about a vertical Y-axis and a cylindrical truing grinding wheel 6 rotating about a horizontal axis X to true the vertical circumferential surface 2a and horizontal lower surface 2b of the cutting grinding wheel. The grinding wheel 2 is mechanically trued by the truing grinding wheel 6 without applying any voltage, and the trued circumferential surface and lower surface of the cutting grinding wheel are brought into contact with a work 1 with electrolytic dressing to perform a micro V-groove machining.

3. 发明专利

JP2001201451A ACM SENSOR AND MANUFACTURING METHOD THEREFOR 失效
公开(公告)号：JP2001201451A
公开(公告)日：2001-07-27
申请号：JP2000011147
申请日：2000-01-20
申请人： RIKAGAKU KENKYUSHO , NEXSYS CORP
发明人： OMORI HITOSHI , YAMAGATA YUTAKA , MORIYASU KIYOSHI , UEHARA YOSHIHIRO , TSUJIKAWA SHIGEO , SHINOHARA TADASHI , ASAMI MUNEAKI
IPC分类号： G01N17/04
摘要： PROBLEM TO BE SOLVED: To provide an ACM sensor whose service life is long, which is of high sensitivity, in which an irregularity in an output is small, in which a yield in its manufacture is high and whose cost can be lowered, and to provide its manufacturing method. SOLUTION: The manufacturing method is composed of a pretreatment process 30, in which the anchor force on the surface of a substrate composed of a conductive material is enhances. The manufacturing method is composed of an insulating-film thermal spray process 32, in which an insulating material is thermally sprayed to the surface of the substrate so as to form an insulating film. The manufacturing method is composed of a conductive-film thermal spray process 34, in which the conductive material different from that of the substrate is thermally sprayed to the surface of the insulating film so as to form a conductive film. The manufacturing method is composed of a planarizing process 36, in which the surface of the conductive film is ground to be smooth. The manufacturing method is composed of a slit-working process 38 in which the conductive film, and the insulating film are ground and removed in a slit shape. In the planarizing process and/or the silt-working process, an ELID grinding method in which a grinding operation is performed, while a conductive whetstone is dressed electrolytically is used.

4. 发明专利

JP2001062691A DEVICE AND METHOD FOR MACHINING NEUTRON LENS MEMBER 失效
公开(公告)号：JP2001062691A
公开(公告)日：2001-03-13
申请号：JP24252399
申请日：1999-08-30
申请人： RIKAGAKU KENKYUSHO
发明人： OMORI HITOSHI , YAMAGATA YUTAKA , MORITA SHINYA , MORIYASU KIYOSHI , SHIMIZU HIROHIKO
IPC分类号： B24B13/04 , B23H5/00 , B23H5/08 , B24B13/00 , B24B13/015 , B24B19/02 , B24B53/00 , B24B53/013 , B24B53/06 , B24D3/00 , B24D3/34 , B24D7/18
摘要： PROBLEM TO BE SOLVED: To form an fine annular protrusion on the surface of a neutron lens member, such as glassy carbon, with high precision and excellent surface coarseness. SOLUTION: This device comprises a rotary table 2 to hold a plate-form neutron lens member 1 and rotate centering around a rotary axis Z orthogonal to the surface of the member, a disc-form metal bond grinding wheel 3 having one of a plurality of taper surfaces situated at an outer peripheral part, a grinding wheel drive device 4 to rotationally drive a magnet around its axis A and move the grinding wheel relatively with the rotary table, an electrode 5 having a surface approaching one or a plurality of the surfaces of the grinding wheel, a voltage applying device 6 to apply a voltage for electrolysis on a space between the grinding wheel and the electrode, and a grinding liquid feeding device 8 to feed conductive grinding liquid to a space between the grinding wheel and the electrode. The angle of one or a plurality of taper surfaces is formed more in an acute state than the angle of a V-shaped groove formed in the surface of the neutron lens member. A grinding wheel drive device 4 is positioned in a state that the axis of the grinding wheel is inclined based on the rotary axis of the neutral lens member, and an inclination angle in the position is slightly oscillated.

5. 发明专利

JPH09324203A THREE-DIMENSIONAL SHAPE GENERATING METHOD BY POWDER LAMINATION METHOD 失效
公开(公告)号：JPH09324203A
公开(公告)日：1997-12-16
申请号：JP14267596
申请日：1996-06-05
申请人： RIKAGAKU KENKYUSHO
发明人： MORIYASU KIYOSHI , OMORI HITOSHI , NAKAGAWA TAKEO
IPC分类号： B29C67/00 , B22F3/02
摘要： PROBLEM TO BE SOLVED: To provide a three-dimensional shape generating method capable of drastically reducing the thickness of laminated layers, decreasing the differences in level and drastically reducing the need for polishing as a result thereof, manufacturing very small three-dimensional models with high accuracy, decreasing the restrictions on the materials to be used, directly manufacturing the three-dimensional models consisting of metals, ceramics, resins, etc., and manufacturing the models consisting of plural materials and the colored models. SOLUTION: Two-dimensional slicing data is formed from the CAD data of the three-dimensional models. Plane images 20 consisting of >=2 kinds of the powders formed by using different powders 6a, 6b in a model part 18 and a space part 19 are transferred and fixed by an electrostatic photographic method in accordance with this slicing data. A powder solid 21 consisting of >=2 kinds of the powders is formed by successively laminating the powder plane images. The powder 6b occupying the space part 19 is then removed by treating this powder solid, by which the three-dimensional shape 22 consisting of the powder 6a occupying the model part 18 is generated.

6. 发明专利

JPH0957621A SHAPE CONTROL METHOD AND NC PROCESSING DEVICE USING THEREOF 失效
公开(公告)号：JPH0957621A
公开(公告)日：1997-03-04
申请号：JP20806895
申请日：1995-08-15
申请人： RIKAGAKU KENKYUSHO
发明人： MORIYASU KIYOSHI , OMORI HITOSHI , NAKAGAWA TAKEO , YAMAGUCHI ICHIRO , KATO JUNICHI
IPC分类号： B24B13/01 , B24B49/18 , B24B51/00 , B24B53/00 , B24B57/00 , G05B19/416
摘要： PROBLEM TO BE SOLVED: To establish a high shape accuracy with a lesser number of processing runs, extract a genuine shape signal from the measuring data, and avoid dislocation likely when a work is to be set and removed. SOLUTION: In this shape control method, a work is ground in such a manner as that an electrode 4 is installed opposingly to an electroconductive grinding wheel 2 at a certain spacing in between, that a voltage is impressed between the grinding wheel and electrode while an electroconductive liquid 7 is fed as flowing between the grinding wheel and electrode, that the position of the grinding wheel is numerically controlled while the wheel is dressed electrolytically. The work is ground by reference to the command data Zx , and the shape of the processing surface is measured by a measuring device 12, and the shape error data ex is registered while the measuring data is subjected to filtering, and new command data Zx is prepared by making a correction, and the work is again ground on the basis of this command data. The expectation values of these pieces of command data are used as new command data by referring to the past command data.

7. 发明专利

JP2000246634A PLASMA DISCHARGE TRUEING DEVICE AND FINE MACHINING METHOD USING THIS DEVICE 失效
公开(公告)号：JP2000246634A
公开(公告)日：2000-09-12
申请号：JP5590799
申请日：1999-03-03
申请人： RIKAGAKU KENKYUSHO
发明人： OMORI HITOSHI , YAMAGATA YUTAKA , MORIYASU KIYOSHI
IPC分类号： B24B53/00 , B23H1/08 , H05H1/48
摘要： PROBLEM TO BE SOLVED: To provide a plasma discharge trueing device and fine machining method which can effectively remove the center drifting of a grinding wheel and run-out, perform highly accurate trueing without deformation of the grinding wheel itself, manage with a small capacity power supply facility and small output, make complex control circuits unnecessary and controllers and manufacture and rework consumables such as electrodes with ease. SOLUTION: This plasma dischrge trueing device is provided with a dielectric grinding wheel 12 to grind a workpiece 1, a disk-shaped electric discharge electrode having an outer peripheral edge 14a which can approach the grinding surface 12a of a grinding wheel, an electrode rotating device 16 to drive the rotation of the electrode, a position controller 18 to control the relative position of the outer periphery of the electrode to the grinding wheel, a voltage applying device 20 to apply voltage between the grinding wheel and the electrode in pulse, and a mist supply device 22 to supply pressure mist (mixture of weak conductive aqueous solution and compressed air). The grinding wheel is thus trued highly accurately and efficiently by causing plasma discharge between the grinding wheel and electrode through pressure mist.

8. 发明专利

JP2000246614A DEVICE AND METHOD FOR MACHINING OFFSET EVOLUTION CURVED SURFACE 失效
公开(公告)号：JP2000246614A
公开(公告)日：2000-09-12
申请号：JP5695799
申请日：1999-03-04
申请人： RIKAGAKU KENKYUSHO
发明人： YAMAGATA YUTAKA , OMORI HITOSHI , MORIYASU KIYOSHI , MORITA SHINYA
IPC分类号： B23B5/36 , B24B13/00
摘要： PROBLEM TO BE SOLVED: To provide a device and method which can machine a evolution curved surface at an accuracy higher than sub-micron at a position offset from a rotation center, which makes it possible to manufacture highly accurate micro lens arrays having a plurality of evolution curved surfaces or an original disk and can machine the evolution curved surface keeping an accuracy higher than sub-micro even if the cutting tool wears. SOLUTION: This machining device is provided with a rotation driving shaft 12 for rotating a workpiece 1 around a rotation center O, a three axis driving device 14, which drives the tip section 2a of a cutting tool 2 to straightly move to and from the workpiece 1 in the three axis directions orthogonal to each other, and an NC control device 16, which numerically controls the relative positions of the tip section 2a to the position O' offset from the rotation center O. Through this constitution, a evolution curved surface rotating around the position O' offset from the rotation center O is machined by numerically controlling the angular coordinates C and the relative position coordinates X, Y and Z of the tip section 2a of the cutting tool 2.

9. 发明专利

JPH10337668A TOOL FOR BOTH CUTTING AND GRINDING 失效
公开(公告)号：JPH10337668A
公开(公告)日：1998-12-22
申请号：JP14796397
申请日：1997-06-05
申请人： RIKAGAKU KENKYUSHO
发明人： OMORI HITOSHI , MORIYASU KIYOSHI , NAKAGAWA TAKEO
IPC分类号： B24B53/00 , B24D3/00 , B24D3/34 , B24D5/06 , B24D7/06
摘要： PROBLEM TO BE SOLVED: To enable the application to both the efficient rough processing of a ductile material and the precise grinding of a brittle material, to process a ductile material relatively soft such as an aluminum, a copper, and a plastic, in a deep cutting, to grind a brittle material such as a single crystal silicon, a glass, and a tungsten carbide efficiently and stably, and to conpensate the variation of the processing position owing to the abrasion. SOLUTION: This tool consists of plural pillar form diamonds 22 arranged to project n the processing surface, and a conductive bond member 24 to fix the pillar form diamonds 22 integrally. An electrolyte dressing is applied to the conductive bond member 24 while pouring a conductive liquid between electrodes opposing each other by separating an interval, so as to make the pillar for diamonds 22 to project.

10. 发明专利

JP2004012161A NEUTRON BEAM CONTROLLER UNIT AND ITS MANUFACTURING METHOD 审中-公开
公开(公告)号：JP2004012161A
公开(公告)日：2004-01-15
申请号：JP2002162365
申请日：2002-06-04
申请人： RIKAGAKU KENKYUSHO
发明人： MORITA SHINYA , OMORI HITOSHI , YAMAGATA YUTAKA , MORIYASU KIYOSHI , SHIMIZU HIROHIKO , OKU TAKAYUKI
IPC分类号： G21K1/00 , G21K1/06
摘要： PROBLEM TO BE SOLVED: To provide a neutron beam controller unit and its manufacturing method consisting of a material having smaller refractive index than 1 for neutron beams, for example hard and fragile glassy carbon and the like and capable of efficiently converging or dispersing the neutron beam. SOLUTION: A plurality of columnar prisms 1 consisting of a matter with refractive index smaller than 1 for neutron beam are stacked. The profile of the columnar prisms 1 is nearly right triangle and they are stacked in three dimensions so that each side 1a, 1b and 1c is positioned in parallel. For the formation of the columnar prisms, the element consisting of the above-mentioned matter is cut into sticks 5, each stick is inserted in a plurality of identical grooves 6a of a working jig 6 and the upper surface of the grooves are simultaneously worked in two-dimension. COPYRIGHT: (C)2004,JPO

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