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Patent Searching and Data


Matches 301 - 350 out of 1,798

Document Document Title
JP2013022655A
To provide a machining device capable of adjusting the machining diameter of a machining unit by a simple mechanism.A draw bar tension mechanism 90 includes a lever 92 with its one end being rockingly locked to a headstock 20, a lever ro...  
JP5121931B2  
JP2013000805A
To provide a long nozzle inner surface machining apparatus that can machine with excellent accuracy a part to be machined of the inner surface of a long nozzle with a center axis thereof vertically held, causing little deflection due to ...  
JP5110736B2  
JP5102003B2  
JP5101617B2  
JP5095159B2  
JP2012218143A
To provide a hole drilling tool which increases/reduces the outer diameter of a machined part while being assembled to a hole drilling machine.A large-diameter side tapered portion 36 provided in an axially middle portion of a tool body ...  
JP2012187676A
To provide a grinding tool with an excellent cooling effect on a processed surface and the discharging efficiency of ground powder of slits and which is capable of easily processing a coolant flow path without reducing the rigidity of a ...  
JP2012187686A
To provide a grinding tool equipped with hones laid out for improving roundness, cylindricality and grinding efficiency.The grinding tool includes a columnar holder with several slits, a tapered cone contained coaxially with the holder, ...  
JP2012187682A
To provide a grinding tool which is not only with excellent discharging efficiency of grinding powder of slits without reducing the rigidity of a holder body but also with an improved cooling effect on places of a processed surface where...  
JP2012183614A
To reduce a running cost of a honing apparatus which is subjected to electrolytic dressing.A rotary tool 13 of the honing apparatus is equipped with honing grindstones 11 and 12 for grinding a cylinder bore, and guide members 40 in slide...  
JP5030557B2  
JP5018532B2  
JP2012157922A
To provide a method for processing an inner circumferential surface of a cylinder bore that can improve the circularity of an inner circumferential surface of a cylinder bore while a cylinder head is fixedly assembled, even for a cylinde...  
JP5005483B2  
JP5002177B2  
JP4996299B2  
JP2012143817A
To suppress processing costs to achieve the stable accuracy of processing.The finishing processing device is used to carry out finishing processing on a funnel-like surface formed at an opening of a hole. The finishing processing device ...  
JP4990643B2  
JP4988271B2  
JP4983372B2  
JP4981861B2  
JP4980758B2  
JP2012121078A
To provide a honing head capable of uniformizing a machining amount in honing work.The honing head 10 includes a head body 20 and grinding wheels 12 mounted to the head body 20 via grinding wheel tables and elastic members. A plurality o...  
JP4942424B2  
JP2012086282A
To provide a honing technique capable of detecting a machining amount in regard to machining of a bore part with a curved surface.The honing device includes a first air micro nozzle 11 disposed in a tip side of a head body 30 from a grin...  
JP2012086322A
To achieve a structure enabling unmanned performance of expanding and reducing the size of a working part of a rotary tool even when the working part of the rotary tool is worn away.Working accuracy of a hole is measured by a measurement...  
JP2010221315A5  
JP2012057481A
To provide a jig and method for working a cylinder block capable of uniformly applying a surface pressure to a circumferential rim part of a bore by a bead part, even when a dummy head is deformed during bolt fastening.When a dummy head ...  
JP2012051057A
To reduce a friction resistance on an inner surface of a cylinder and improve a seizure resistance.A honing method for machining crosshatched grooves in the inner surface 3a of the cylinder 2 by rotating a honing head 5 provided with a g...  
JP2012051058A
To reduce a friction resistance on an inner surface of a cylinder and improve a seizure resistance.A honing method for machining crosshatched grooves in the inner surface of the cylinder by turning a honing head 5 provided with a grindin...  
JP4898016B2  
JP2012045642A
To provide an bore surface machining technology which can achieve a high machining efficiency on the bore surface of a machined hole of a workpiece, by widening vibration along the axial direction of a grinding wheel part.The bore surfac...  
JP4868577B2  
JP2012016767A
To provide a dummy head for machining a cylinder block, which enables an accurate pushing force for a cylinder head to be easily adjusted at a low machining cost and which is excellent in reproducibility.The dummy head for machining the ...  
JP2012012957A
To provide a cylinder block made of an aluminum alloy which is inexpensively manufacturable while securing a necessary characteristic for a cylinder bore surface, and a method of manufacturing the same.A surface of a cylinder bore is for...  
JP2012011522A
To provide a honing stone capable of shortening a step of forming an oil sump groove for an inner surface of a circular hole such as a cylinder inner surface of a vehicle engine and a step of creating a plateau surface.The honing stone 1...  
JP2012006108A
To provide a method and a device for honing, which can stabilize quality in machining and which can stabilize a cycle time.In this method of honing, a cylinder inner surface S is finished by machining, regenerating a grinding wheel 2 by ...  
JP2012006112A
To provide a grindstone capable of reducing resistance in grinding and capable of improving accuracy in a finished surface.The grindstone 14 is formed by adhering abrasive grains 10 to a surface 12 of a base material 11. The abrasive gra...  
JP2011235430A
To solve such a problem that when horizontal holes or horizontal grooves exist along the way of a deep hole, both high accuracy of 1 μ roundness and 1 μ cylindricity for the deep hole can not be obtained by a conventionally proposed ma...  
JP2011224753A
To provide a grinding device with a simple configuration that achieves the homogenous ground surface in the whole machining area of a workpiece.The grinding device includes: a reciprocatingly moving mechanism (a motor) that reciprocating...  
JP2011224719A
To provide a grinding device for a cylinder bore capable of forming the inner peripheral surface of the cylinder bore to an arbitrary non-circular shape while restraining the structure of a grinding tool and the control in grinding from ...  
JP2011194525A
To provide a honing machine that can suppress plastic flow generation on an inner peripheral surface of a bore at low cost.The honing machine 3 includes a honing head 4 to be inserted into the bore 2 of a workpiece 1, a grinding wheel 5 ...  
JP4784596B2  
JP4776160B2  
JP4746788B2  
JP4718168B2  
JP2011125952A
To provide a honing method capable of forming clear crosshatching sufficiently functioning as an oil sump even under a severe lubricating environment such as in watersoluble honing, and being applied to mass production.The honing method ...  
JP4696004B2  

Matches 301 - 350 out of 1,798