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JP7354439B2 |
A honing tool includes a honing stone holder and a branching lubricant duct arranged in the honing stone holder. The branching lubricant duct has a straight section, first and second diagonal sections connected to and positioned diagonal...
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JP7350675B2 |
To provide a groove polishing apparatus capable of obtaining good flatness on both surfaces in an axial direction of a cylindrical workpiece.A groove polishing apparatus comprises a workpiece holding unit for holding a workpiece, a polis...
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JP7310046B1 |
The work holding device (1) includes a first tubular member (15) fixed to the base member (11) with the inner surface facing the outer peripheral surface of the first holding portion (123) via the first elastic member. Then, by expanding...
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JP2023097603A |
To provide a honing processing controller capable of increasing processing accuracy when performing a grinding step in succession for a plurality of work-pieces, a honing processing system, and a honing processing method.A honing process...
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JP7293501B2 |
A device for the external machining of a workpiece (4) having a geometrically undefined cutting edge comprises a shoe (1) which is configured to press a rotationally symmetric workpiece (4) against a driver (7), wherein the shoe (1) has ...
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JP7257597B1 |
The honing device includes a honing tool (1), a rotary spindle (2) to which the honing tool (1) is fixed, an axial drive section (4) for moving the rotary spindle (2) in the Z-axis direction, and a workpiece. A work holder (3) that holds...
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JP7244650B2 |
A honing tool (1) is provided with: a grinding part (13); a tool main body (12) comprising a first region (121), a second region (122) with a window portion (122a) through which the grinding part (13) is inserted, and a third region (123...
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JP2023000631A |
To provide a honing processing control device which enables improvement of processing accuracy of an inner surface of a processed hole, and to provide a honing processing device including the honing processing control device and a honing...
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JP7194888B2 |
To provide a bore machining increase/decrease diameter polishing honing stick which performs honing finishing of a bore surface of material to be ground and imparts characteristics of increasing/decreasing a diameter of a cylindrical bod...
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JP7181099B2 |
To provide a honing tool reducing workload and management burden of an operator.A honing tool includes: a grinding section 13 which has a first tapered surface 13b; a tool body 12 which has a long cylindrical shape and is provided with a...
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JP7166190B2 |
To provide a honing tool which has high productivity and can obtain stable process tolerance.A tool body 20, in which an insertion hole 22, in which a honing grindstone 50 and a grindstone installation plate 40 are inserted with a gap in...
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JP7165072B2 |
To restrict a decrease in accuracy in a honing process.A tool body (21) is formed in a cylindrical shape, and a through-hole (21a) is provided in a peripheral wall portion. A honing grindstone (22) is disposed in the through-hole (21a) o...
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JP7165071B2 |
To restrict a decrease in accuracy in a honing process.A first swing member (42) is supported by a jig base (41) so as to swing around a first swing shaft (42x). A second swing member (43) is supported by the first swing member (42) so a...
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JP7136883B2 |
The present invention relates to a honing tool and a method for honing the inner surface of an opening in a workpiece with a honing tool according to the invention.
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JP7109131B2 |
An engine block for an internal combustion engine of a motor vehicle has a cylinder within which a piston can be movably accommodated between a top dead center and a bottom dead center and has a cylinder bore, the internal cylinder diame...
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JP7104544B2 |
To provide a honing processor which can perform changeover of plural kinds of grindstones without requirement for a complicated configuration.On a tip outer periphery of a main spindle 11 of a processing head 10, a first ramp 13, which i...
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JP7104506B2 |
To reduce processing costs and improve processing quality and yielding percentage, in an inner periphery processing device and an inner periphery processing method that process a cylinder part inner peripheral surface of a work-piece hav...
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JP7098926B2 |
Provided are a machining method and a machining device that can reduce the displacement from a target round shape due to elastic deformation after machining, and can shorten the time required to machine a target round shape in the work. ...
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JP2022103707A |
To provide a honing machine and a machining method using the honing machine which improves machining accuracy without damaging floating function of a tool.A plurality of supporting cylinders 20a to 20d, 20a' to 20d' in which the tube sid...
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JP2022072181A |
To easily and surely eliminate clogging of a grindstone for honing processing.A dummy work-piece 10 made of a material which is higher in toughness and smaller in carbon content than a processed work-piece W is arranged below the process...
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JP7064661B2 |
To provide an invention which concerns with a grinding and polishing grindstone with outer diameter increase/decrease control, which performs honing finishing of an inner diameter surface and an outer surface of a material to be ground, ...
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JP2022043641A |
To provide a processing device which enables high speed driving and can inhibit deterioration of processing accuracy caused by thermal expansion.A processing device 1 includes: a rotary tool 2b; a processing tool 2 which is provided at a...
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JP2022034811A |
To suppress the lowering of machining precision of a machining object.A line boring device is equipped with a mother machine, a first machining tool 12 that has a first fixing portion 31 with a universal joint and a first grinding portio...
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JP7023240B2 |
A method is proposed for honing conical bores.
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JP2022024570A |
To provide a gear machining method and apparatus that perform honing of a tooth plane of a gear to be machined, with a tooth plane of a honing grindstone, and can easily improve accuracy and efficiency in the honing above a predetermined...
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JP6993113B2 |
To make it possible to improve a process tolerance without damaging a floating function of a jig even if the jig has one grind stone.A honing tool 1 is provided with one honing grind stone 6 which can project and retract in a radial dire...
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JP3234577U |
To provide a gear honing machine capable of efficiently performing honing processing of a plurality of gear workpieces. A plurality of work shafts 24 for supporting a gear work W are supported on a rotatable table 23. The rotation of the...
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JP6943693B2 |
To provide a processing device that can perform both cutting processing and honing processing alone, is small-sized and does not require a complicated structure.The processing device, in which a cutting processing unit 6 having a cutting...
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JP6943692B2 |
To provide a processing device that can perform both cutting processing and honing processing alone, is small-sized and does not require a complicated structure.The processing device, in which a cutting processing unit 6 having a cutting...
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JP6943691B2 |
To provide a processing device that can perform both cutting processing and honing processing alone, is small-sized and does not require a complicated structure.The processing device, in which a cutting processing unit 6 having a cutting...
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JP6927779B2 |
To provide a working apparatus that can perform grinding and honing by one apparatus, and is small and does not require complicated configuration.The working apparatus comprises: a tool table 41 which is movable in a Z direction and in w...
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JP2021122904A |
To provide a honing device that can maintain excellent polishing accuracy.A honing device 10 is configured so that fluid (oil 27) sealed in an oil pressure chamber 21 formed in a shoe 20 presses a grindstone 16 against an inner periphera...
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JP2021119021A |
To keep a processing time of honing processing of one inner peripheral surface of a work-piece constant.A honing processing device includes: a grinding part in which a plurality of grind stones for grinding a cylindrical inner peripheral...
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JP2021109299A |
To control formation of a cross hatching with a simple configuration, by synchronizing a movement speed of reciprocation of a honing tool with control of advance and retreat in a radial direction of a grindstone.A honing processing devic...
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JP6909190B2 |
To provide a honing processing method and a honing processing device which can improve accuracy in processing a work-piece.The honing processing method includes: a first processing step of cutting a work-piece W by extending and moving a...
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JP6906841B2 |
To provide a honing processing device that can prevent processing defect caused by processing chips in applying honing processing to inner peripheral surfaces of a plurality of components collectively.The honing processing device applies...
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JP6904181B2 |
To provide an inner diameter working tool which enables a working position to be cooled and enables inner diameter dimension of a hole to be measured while suppressing deterioration of working tolerance of the hole.The inner diameter wor...
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JP6900183B2 |
To provide a honing processing device that has a relatively simple configuration and that can keep a grindstone cutting tool constant when a honing tool is lifted/lowered.A control unit 60 controls a rotary mechanism 50 and an ascent/des...
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JP6876023B2 |
To provide a honing processing control device, a honing processing system and a honing processing control method which can improve cylindricity of a work-piece.A cylindricity calculating part 112 calculates first cylindricity, second cyl...
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JP6871075B2 |
To make it possible to improve a process tolerance without damaging a floating function of a jig.A honing tool 1 is provided with one honing grind stone 6 which can project and retract in a radial direction, and a work-piece holding jig ...
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JP2021065987A |
To provide a cylinder block manufacturing method that can perform processing with high accuracy.The cylinder block manufacturing method comprises: a step S12 of subjecting a work-piece to rough honing processing for forming a bore; a ste...
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JP6865088B2 |
To solve such a problem that a conventional inner diameter processing method is advantageous in a case where a workpiece is in the simple ring shape or cylindrical shape, however, in a case where the outer diameter shape of the workpiece...
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JP6861695B2 |
A method for producing one or more bearing components along a production line, comprising honing the bearing components along the production line, cleaning the bearing components along the production line, grinding the bearing components...
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JP2021049631A |
To provide a seamless metal gauze grindstone which increases flexibility of a metal gauze to the limit, perfectly eliminates forcible pressing of a metal gauze grindstone against a work-piece, and thus, can increase accuracy of a polishe...
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JP6841646B2 |
To provide a honing processing device that has a relatively simple configuration and that can keep a grindstone cutting tool constant when a honing tool is lifted/lowered.When a workpiece W is worked by repeating ascent and descent while...
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JP2020165402A |
To provide a cylinder bore machining jig device capable of improving work efficiency, shortening a manufacturing time and reducing costs.A cylinder bore machining jig device is characterized in that, when a cylinder bore (23) of a cylind...
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JP2020138266A |
To provide a honing apparatus capable of suppressing formation of irregularity on an inner peripheral surface of a cylinder.In a honing apparatus 10, the oscillation center of a grindstone 16 and a grindstone holder 17 is arranged at a c...
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JP6749806B2 |
To provide a structure capable of achieving both of accuracy improvement of precision finishing and miniaturization of a precision hole processing device.A precision hole processing device 1a includes vibration generation means 13 for vi...
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JP2020131399A |
To provide a honing apparatus capable of reducing an impact exerted on a pin for attaching a grindstone holding member to a shoe.In a honing apparatus 10, a protrusion 18B is provided on an outer peripheral surface 18A of a shoe 18 facin...
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JP2020131304A |
To provide a honing device capable of inhibiting uneven wear of grind stones and breakage of an inner peripheral surface shape of a component, as well as, of improving a surface quality of an inner peripheral surface.Each shoe 23 is in c...
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