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JP5469866B2 |
The valve seat cutter has a combination cutter with a hydraulic clamping bushing (4) to receive a precision rotary cutter for the valve guide. There are also multiple tangential cutting plates (20) mounted in a cassette (14) to be axiall...
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JP5474266B1 |
Provided is an inner diameter turning attachment for a machine tool having a B-axis. The inner diameter turning attachment (200) attached to the spindle head (62) having a B-axis has a 10-degree tool holder (250b) attached to the tip of ...
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JP5460203B2 |
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JP5460450B2 |
A hole machining method includes drilling two holes are drilled at opposite ends of a drilling area as a start point and an end point. The number of holes between the start point and the end point is determined. A dividing point and a nu...
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JP2014050897A |
To select a vibration waveform suitable for cutting work of microfine deep holes or the like from among a large number of vibration waveforms.When performing the cutting work of a workpiece by applying vibration between a cutting tool an...
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JP5440756B2 |
A long shaft inner surface machining apparatus of the present invention includes: a long shaft support device 10 that fixes a long shaft 1 so as not to bend; a machining head 20 capable of being inserted into the prepared hole 2 of the l...
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JP5439015B2 |
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JP5432552B2 |
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JP5427159B2 |
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JP2014033006A |
To solve the problem in which as a back drill specification becomes more strict, a disconnection rate of a target layer increases; and therefore, processing with a proper hole depth is required in consideration of board thickness and int...
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JP5411028B2 |
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JP5416198B2 |
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JP2014014884A |
To provide a boring device capable of boring a prepared hole of a processing object at a highly accurate circularity reliably and readily with a simple structure and forming a hole with high degree of processing accuracy.The boring devic...
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JP5400922B2 |
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JP5375987B2 |
To provide a method for processing a sheet surface, which rotates a workpiece by machine tools that are different from a hole drilling tool and processes a sheet surface by the rotation of a tool to secure concentric accuracy between an ...
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JP5378330B2 |
To provide an inversed spot facing cutting tool capable of restraining rotational resistance to an inner peripheral surface of a prepared hole, by protruding-retreating a blade tool in the radial direction with a simple structure. This i...
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JP2013252600A |
To provide a fluid pipe drilling machine which can prevent a part in front of a drilling target portion of a fluid pipe from being damaged or drilled due to an operator's overfeeding of a leading end member.A fluid pipe drilling machine ...
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JP5368009B2 |
To provide a corrosion prevention apparatus for the bored hole of a fluid pipe, in which formation of a bored hole for forming the bored hole in a fluid pipe, and corrosion prevention of the bored hole where a corrosion prevention means ...
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JP5368197B2 |
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JP5354172B2 |
To provide an inner surface machining device capable of accurately positioning an edged tool, making the maximum diameter of a machining head inserted into a long shaft smaller than that of prepared holes disposed on both ends of the lon...
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JP5352177B2 |
To be easily applied to a workpiece with a small diameter while preventing a cutting blade from coming into contact with an internal surface of the workpiece and from getting damaged during burnishing. A compound working tool 1 includes:...
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JP5353327B2 |
To provide a boring method capable of enhancing cylindricity of a cylinder bore. A tool 3 having a semi-finishing cutting blade 7 and a finishing cutting blade 8 both projecting from the outer peripheral face 4a is inserted into the cyli...
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JP5350104B2 |
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JP5353312B2 |
To provide a boring method of improving a cylindricity of a cylinder bore. The inner wall surface 2a of the bore is cut from a cylinder head installing surface side H of a cylinder block 1 toward an oil pan installing surface side K whil...
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JP5353311B2 |
To provide a boring method improving the cylindricity of a cylinder bore. A tool 3 having an intermediate finishing cutting edge 7 and a finishing cutting edge 8 that are projected from an outer circumferential surface 4a is inserted int...
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JP5345600B2 |
To perform tapered hole machining or curved surface hole machining on a workpiece only by mounting a rotary surface plate to a quill even in a machine tool of a simple structure where a Z-axis feeding mechanism for feeding the quill and ...
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JP5342923B2 |
To provide a machining center equipped with a chattering preventing device preventing chattering during cutting by a long tool. The chattering preventing device 100 of an automatic long tool comprises a support body 7 cantilever-supporte...
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JP5331956B2 |
To provide a method of drilling lumber by which the lumber can efficiently be drilled while hardly chipping a drill small in diameter when many deep and fine holes are drilled in the lumber. This is a drilling method of lumber in which a...
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JP2013217287A |
To provide a machining jig of a cylinder block configured to reproduce a deformed shape of a cylinder bore by uniformly applying contact pressure to a peripheral part of the cylinder bore with simple configuration, and to provide a metho...
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JP5304552B2 |
To provide a device and a method of machining a bore capable of preventing a high stress from being generated around the bore positioned between the bores to be machined and parallelism of a workpiece from being deteriorated, and suppres...
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JP5305022B2 |
To provide a gun drill support structure of a deep hole drilling machine which does not use a cylinder device to move forward and backward a plurality of bush attaching members, has a compact and simple structure and can prevent a damage...
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JP5296496B2 |
To provide a boring machine for use in a snap tap with a saddle, wherein a drill can be easily attached/detached while preventing the whole machine from getting large and complicated, and in particular the drill is removed while preventi...
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JP5291695B2 |
A combined processing tool includes a shank of a cylindrical shape, a mandrel fixed to the shank, a frame rotation-universally fitted outside the mandrel, a burnishing unit for performing a burnishing to an inner peripheral surface of a ...
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JP5284199B2 |
To provide a method for boring a non-round hole with which a work can be bored at high speed and with a high degree of accuracy. In the method for boring a non-round hole, a bore of which shape is the same as the shape of a non-round cro...
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JP5289402B2 |
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JP5278758B2 |
A cam driving device for a processing device including a cylindrical member, a rotational shaft that has a mount hole formed on the outer peripheral surface thereof, a cam, and a tool that is mounted in the mount hole of the cylindrical ...
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JP2013169625A |
To provide a printed circuit board processing machine in which when a control device is started up, a linear encoder head of each spindle unit can be initialized to be promptly positioned at a home position thereof.End surface positions ...
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JP5271867B2 |
To reduce investment cost of equipment and shorten machining time in boring of a valve seat and a valve guide of an intake valve or an exhaust valve of a cylinder head of an engine. This boring tool 21 includes a cutting tool 33 for mach...
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JP5258069B2 |
There is provided a beveller for processing an edge of a member to be processed into a slanted surface (a bevel), and, more particularly, to a multi-purpose beveller which improves a level of completion of bevel process through thoroughl...
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JP5251706B2 |
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JP5242314B2 |
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JP5246406B2 |
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JP5246498B2 |
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JP5238579B2 |
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JP2013123767A |
To provide a cutting tool which prevents the inner circumferential surface of a machined object from being damaged when a tool shaft is pulled out from a machined hole, while simplifying the structure of a cutting blade.A cutting tool 1 ...
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JP2013526415A |
A method for processing an inner face of a housing having an opening, in particular a housing of a driving mechanism, by means of a machine tool, which has a multiaxially movable tool retainer. A tool retained by the tool retainer is int...
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JP5208643B2 |
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JP5207497B2 |
In the pocket hole apparatus of the present invention, a table reciprocates linearly relative to a base. An anvil is fixed relative to the base and holds the workpiece on a sloped top surface at the desired angle for the pocket hole. A d...
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JP2013111735A |
To provide a method of processing a deep hole, using drills dispensing with a removal process of burrs generated on a through-hole in the outside and the inside of a workpiece.The method of processing the deep hole includes: for the work...
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JP2013107177A |
To provide a boring method capable of reducing the variation of the inner diameter of the hole of a workpiece after boring and improving the roundness of the hole of the workpiece after boring, and a boring device.The boring method inclu...
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