Class / Patent application number | Description | Number of patent applications / Date published |
407115000 | WITH CHIP BREAKER, GUIDE OR DEFLECTOR | 39 |
20080267723 | MACHINE TOOL - A machine tool capable of removing chips from the machine with a simple structure. A continuous groove is formed at the lowest position of a splash guard surrounding a bed so as to extend from a rear end of the machine along one side portion, a front portion and the other side portion of the bed. Machining fluid brought into the groove from a coolant tank flows along the groove and is recovered into the coolant tank. A bottom of the groove has a continuous slope such that an inlet side where the machining fluid is brought in through the discharge port is highest (or the groove is shallowest) and a discharge side for the coolant tank is lowest (or the groove is deepest). The chips dropped in the groove are discharged together with the machining fluid into the coolant tank where the chips and the machining fluid are separated. | 10-30-2008 |
20090155006 | BASIC BODY FOR TOOLS FOR CHIP REMOVING MACHINING - A basic body for tools for chip removing machining, including an internal duct, and an inlet including a female thread for the supply of liquid to the duct. The female thread of the inlet is formed in a cage, which is inserted in a seating delimited by an endless inner wall as well as a bottom, the duct mouthing in the seating. | 06-18-2009 |
20100135737 | Surface Coated Member and Manufacturing Method Thereof, and Cutting Tool - A surface coated member and its manufacturing method are provided. The member has a substrate and a coating layer on the substrate surface. A plurality of first phases and a second phase exist in the coating layer surface. The first phases are composed of at least one compound containing at least one element selected from metals in Groups 4, 5 and 6 of the periodic table, aluminum and silicon, and oxygen. The second phase is composed of at least one compound selected from carbide, nitride and carbon nitride of at least one element selected from the abovementioned metals, aluminum and silicon. A cutting tool includes the surface coated member and has a rake face on the upper surface, a flank face on the side surface, and a cutting edge at a crossed ridge portion between the rake face formed by at least the coating layer surface, and the flank face. | 06-03-2010 |
20100215447 | ROTARY CUTTING TOOL WITH CHIP BREAKER PATTERN - A rotary cutting tool with a longitudinal axis includes a shank portion, a cutting portion, and a plurality of chip-breaking features. The cutting portion includes a plurality of blades and a plurality of flutes. The blades and flutes extend substantially along the length of the cutting portion and have unequally-indexed spacing. The flutes have a tapered depth along the longitudinal axis. Each blade includes a leading face, a trailing face, and a land surface that extends between the leading face and the trailing face. A plurality of chip-breaking features having a multi-radius profile are disposed in the land surfaces of the blades and are distributed in an offset chip breaker pattern among the blades such that each chip-breaking feature on one blade is not directly behind the chip-breaking features on immediately adjacent blades. The chip-breaking features on each blade are equidistant from each other. | 08-26-2010 |
20110020081 | THICK THERMAL BARRIER COATING FOR SUPERABRASIVE TOOL - The present disclosure relates to cutting tool edges that include on a rake face a superabrasive layer and a HPHT sintered or HPHT bonded cap layer. The cap layer improves adhesion between the superabrasive layer and an optional coating system for the cutting insert and acts as a thick anti-friction layer and/or a thermal barrier coating. | 01-27-2011 |
20110103906 | CHIP-REMOVING TOOL - A chip-removing tool, includes a basic body, at least one cutting body attachable to the basic body and having at least one geometrically defined cutting edge. An adjusting device has an adjusting element expandable by an adjusting screw. The adjusting element is a slotted ring which is supported, on the one hand, on the cutting body and, on the other hand, on the basic body of the chip-removing tool. | 05-05-2011 |
20110229279 | CUTTING INSERT, CUTTING TOOL, AND CUTTING METHOD USING CUTTING TOOL - A cutting insert includes upper, a lower, and side surfaces a corner cutting edge and a first cutting edge; a rake surface; and a protruding portion. The protruding portion is located inner side on the upper surface with respect to the rake face and comprises a first surface, a second surface, and a third surface located between the first surface and the second surface. The rake face includes a first rake face and a second rake face. An angle between an intersection line of the third surface and the second rake face and the first side is 90 degree or less as viewed from the upper surface. | 09-22-2011 |
20120087751 | Cutting Insert - A cutting insert has at least one cutting edge, a rake face extending from the cutting edge, a flank intersecting with the rake face by having the cutting edge therebetween, a concave portion recessed downward of the rake face at the backward of the rake face as viewed from the cutting edge, and at least one projection projecting upward from a bottom face of the concave portion, wherein an entirety of the projection is positioned under an extension surface of the rake face, and at least a part of a top face of the projection is away from an extension surface of the rake face as it goes away from the cutting edge. | 04-12-2012 |
20120128438 | CUTTING INSERT - An object is to provide a cutting insert that can be designed to have a positive rake angle while ensuring the required cutting-edge strength, so that the cutting force can be reduced, the life can be extended, and the chip breaking performance can be improved. A superhard sintered body ( | 05-24-2012 |
20120183364 | SUPERHARD CUTTER ELEMENT - A superhard cutter element for machining a workpiece comprising wood, metal, ceramic material or composite material, the superhard cutter comprising a superhard structure ( | 07-19-2012 |
20120213601 | CUTTING TOOL - A cutting tool having excellent chip treatability and adhesion resistance is provided. The cutting tool includes a hard sintered body in at least a cutting edge and has a rake face and a flank face. The rake face has a chip breaker in a protruded or uneven shape. The hard sintered body contains at least 20% by volume of cubic boron nitride. A region of not more than 20 μm from a surface of the hard sintered body on the rake face side includes A-structures made of cubic boron nitride and B-structures made of at least one selected from the group consisting of hexagonal boron nitride, amorphous boron nitride, and boron oxide. The volume ratio of the B-structures to the sum of the A-structures and B-structures, B/(A+B), is not less than 5% by volume and not more than 90% by volume. | 08-23-2012 |
20120275869 | Cutting Insert - In a cutting insert, a cutting edge is formed on a peripheral border of a rake face; a protruding section is formed on the rake face; a pair of convex sections is formed so as to extend toward the cutting edge; the convex sections face toward a corner portion; the convex sections include first wall surfaces and second wall surfaces; the first wall surfaces and the second wall surfaces are inclined surfaces that are inclined toward the rake face as those are farther from ridgelines intersecting with each other; and the intersection ridgelines intersect with a wall surface of the protruding section, at a position lower than a top portion of the protruding section in the corner portion side. | 11-01-2012 |
20120282049 | SURFACE-COATED CUTTING TOOL - Wear resistance and chipping resistance are both highly established for a surface-coated cutting tool. The surface-coated cutting tool of the present invention includes a base material and a coat film formed on the base material. A first coat layer at a chamfer portion has residual stress that exhibits a minimal value at a depth A within 2 μm from the surface, and that is greater than or equal to −7 GPa and less than or equal to −1 GPa. | 11-08-2012 |
20130017026 | CUTTING TOOLAANM Hasegawa; MitsuruAACI Satsumasendai-shiAACO JPAAGP Hasegawa; Mitsuru Satsumasendai-shi JPAANM Waki; MasahiroAACI Satsumasendai-shiAACO JPAAGP Waki; Masahiro Satsumasendai-shi JP - A cutting tool in which wear resistance is improved by suppressing sudden chipping on the flank face while suppressing oxidation of the coating layer on the rake face, and thereby has a long lifespan even under cutting conditions in which deposition and edge damage easily occur. In the cutting tool, a coating layer represented by Ti | 01-17-2013 |
20130022419 | CUTTING TOOL - A cutting tool with excellent resistance to adhesion and wear. The cutting tool has a cutting edge on the intersecting ridge line of the rake face and the flank face, and is covered on the surface of the base thereof by a coating layer comprising Ti | 01-24-2013 |
20130022420 | CUTTING TOOL - A cutting tool having a high oxidation resistance, a high wear resistance and a good defect resistance. The cutting tool comprises a base body and a coating layer, the coating layer comprising Ti | 01-24-2013 |
20130177361 | CUTTING TOOL - A cutting tool with a substrate which is coated with a coating layer containing Ti | 07-11-2013 |
20130230360 | EDGE OF A TOOL - Disclosed is an edge for a tool and/or for an insert to be removably and/or fixedly mountable on a tool. The edge is formed at a meeting of a first surface and a second surface comprises at least one segment extending from a first peak to a second peak through a nadir interposed therebetween. The first peak has a first peak line passing therethrough, the second peak having a second peak line passing therethrough, and the nadir having a nadir line passing there-through. The first peak line, the second peak line, and the nadir line are parallel to each other, and a first depth D | 09-05-2013 |
20130243537 | INSERT - An insert includes a rake angle set corresponding to the hardness of a material to be cut and that can suppress an increase in the material cost even when the strength of a cut edge section is increased. The insert has a polygonal shape and includes a cutting edge portion on at least one side of the polygonal shape. The cutting edge portion includes a rake face having a convex formed on one of opposite surfaces in the thickness direction, a flank face having a concave formed on a surface intersecting with the one surface in the thickness direction and a concave cutting edge that is formed between the rake face and the flank face. | 09-19-2013 |
20140086697 | DRILL AND DRILLING DEVICE USING SAME - Provided are a drill that enhances work efficiency and process accuracy of a boring process, and a boring device enabling dust collection and recovery by using the drill. In a drill formed with a chip exhaust | 03-27-2014 |
20140212232 | Coating Layer with Microstructure Serrated Edge - A cutting tool formed by a coating layer on a substrate has cutting edges that feature serrations. The linear dimensions of the serrations may vary from a few nanometers up to 10 microns. The serrations result in a smoother cut edge on the workpiece, particularly when the workpiece is formed of certain materials that are seen as particularly difficult to cut, such as hardened steels. | 07-31-2014 |
20150056029 | CUTTING-OFF PROCESSING TOOL - An object of the present invention is to configure a cutting-off processing tool that includes a cutting edge angled at an end cutting edge angle and causes evacuation of chips to be controlled so that the chips are evacuated in the tool axis direction, thereby reducing concerns about damage to a processed surface by the chips. The cutting-off processing tool includes a cutting edge angled at the end cutting edge angle. In the cutting-off processing tool, an upper surface has a shape laterally asymmetric about a center in a width direction. In the cutting-off processing tool, when θb is a rake angle of a rake face on a first corner side positioned on a foremost end of the tool, and θc is a rake angle of the rake face on a second corner side, θb>θc is satisfied. | 02-26-2015 |
20150117972 | HARD-COATED CUTTING TOOL - The present invention provides a more practical hard-coated cutting tool having improved cutting performance during finishing so as to obtain a better finished surface. Provided is a hard-coated cutting tool including a tool body ( | 04-30-2015 |
20150298215 | COATED CUTTING TOOL AND METHOD FOR MANUFACTURING THE SAME - A coated cutting tool includes a substrate having a rake side, a clearance side and a cutting edge and a coating comprising a first layer and a second layer. The second layer has a sandwich structure of an inner layer, an intermediate layer and an outer layer, wherein the inner layer is exposed through an opening in the outer layer, the opening extending over at least a portion of the width of the cutting edge. Thereby, a double layer is provided in critical areas, whereas a single layer is provided in other areas. The double oxide layer is an aluminum oxide layer. A method for manufacturing the coated cutting tool is also provided. | 10-22-2015 |
20150321262 | CUTTING INSERT WITH MICRO-CHANNELS - A cutting insert includes a body having an upper face, a lower face, a plurality of planar flank faces joining the upper and lower faces, and a plurality of curved flank faces joining the plurality of flank faces. A T-land is formed at a downward sloping angle with respect to the upper face. A cutting edge is formed at an intersection of a respective flank face and the T-land. A curved cutting edge is formed at an intersection of a respective curved flank face and the T-land. A micro-channel is formed in one of the flank faces, the curved flank faces and the T-land and proximate one of the cutting edge and the curved cutting edge. | 11-12-2015 |
20150328690 | CUTTING TOOL - [Object] To provide a cutting tool having good chipping resistance and good wear resistance. | 11-19-2015 |
20150336176 | COATED CUTTING TOOL AND METHOD FOR MANUFACTURING THE SAME - A coated cutting tool includes a substrate with a rake side, a clearance side and a cutting edge, and a coating including a first layer and a second layer. The second layer includes an inner layer and an outer layer, wherein the first layer is exposed through an opening in the inner layer and the opening extends over at least a portion of the width of the cutting edge. Thereby, a double layer is provided in critical areas, whereas a single layer is provided in other areas. Preferably, the double oxide layer includes aluminum oxide layers. A method for manufacturing the coated cutting tool is also provided. | 11-26-2015 |
20150343535 | CUTTING TOOL - PROBLEM: To provide a cutting tool that includes a coating layer capable of exhibiting optimum cutting performance in each of a cutting edge, rake face, and flank face. | 12-03-2015 |
20150367421 | CUTTING TOOL - Problem: To provide a cutting tool formed from a silicon nitride-based sintered body having high fracture resistance and having residual stress of a rake face and a flank face in an appropriate range. | 12-24-2015 |
20160001374 | CUTTING TOOL - Problem: To provide a cutting tool that exhibits superior chipping resistance and wear resistance. | 01-07-2016 |
20160059290 | SHAVING TOOL - A shaving die for cutting the surface layer of a wire is provided with a circular cutting blade and a plurality of protrusions. The wire is inserted into the circular cutting blade so that the surface layer of the wire is cut. The protrusions are provided at positions around the cutting blade so as to come into contact with the surface layer of the wire that has been cut by the cutting blade. | 03-03-2016 |
20160136734 | CUTTING INSERT - The invention relates to an interchangeable cutting insert ( | 05-19-2016 |
407116000 | Comprising concave surface in cutting face of tool | 7 |
20090010723 | Method and Tool for the Precision Cutting of Workpieces with Small Corner Radii and Greatly Reduced Draw-In in a One-Stage Arrangement - The invention relates to a method and a tool for producing workpieces with small corner radii in relation to the cutting thickness and with greatly reduced draw-in by precision cutting in a precision cutting tool ( | 01-08-2009 |
20090060665 | Cutting insert for chip removing machining of workpieces - A cutting insert for chip removing machining of workpieces, including at least one chip-removal surface that carries away chips, at least one side surface that is a clearance surface, and at least one cutting edge formed between the at least one chip-removal surface and the at least one side surface. The cutting edge includes a main-edge segment that carries out a major part of a chip-removing operation, and a wiping-edge segment that, in the chip-removing operation, wipes off and levels a machined surface of the workpiece. The wiping-edge segment forms a depression. | 03-05-2009 |
20130272808 | Cutting Insert Chip-Control Arrangement - A cutting insert has a chip-control arrangement. The cutting insert includes opposing top and bottom ends and first and second side surfaces that extend therebetween and meet at a cutting corner having a bisector. The chip-control arrangement also includes an elongated surface extending in an upward direction from the top end face, and also extending longitudinally to opposing sides of the bisector. The elongated surface includes a first and second extremity. The first extremity is closer to the first side surface than to the bisector, and the second extremity is closer to the second side surface than to the bisector. | 10-17-2013 |
20150016902 | SINTERED CUBIC BORON NITRIDE COMPACT TOOL - A tool includes, at least on its edge, a sintered cBN compact which includes cBN particles and a bonding phase, a plurality of flutes is formed on a rake face, each of the flutes having a starting end on the edge ridgeline and causing the edge ridgeline to be wavy, and the terminal end of the flute is disposed inwardly of the edge ridgeline. It is preferable that the flute width of the flute decreases with distance from the edge ridgeline, the flute depth of the flute decreases with distance from the edge ridgeline, and the rake face has a positive rake angle. | 01-15-2015 |
20150023744 | CUTTING INSERT WITH CHIP DIVIDERS - A cutting insert includes a polygonal body having an upper chip surface, a bottom surface and peripheral side surfaces extending between the upper chip surface and the bottom surface, the peripheral side surfaces intersecting the upper chip surface to form cutting edges therewith. A plurality of chip dividers are spaced apart about a perimeter of the upper chip surface to divide the chips produced by the cutting edges, each chip divider including a leading chip dividing portion adjacent to the cutting edge and extending generally upwardly from the cutting edge, the leading chip dividing portion having an elongated, rounded face. Adjacent chip dividers define a pocket such that the pockets are configured for promoting curling of chips produced by the cutting edges. | 01-22-2015 |
20150125226 | CUTTING TOOL - A cutting tool includes a portion made of a high hardness material. The portion includes a rake face, a flank face, and a cutting edge. The rake face is divided into a region A along the cutting edge and a region B excluding the region A of the rake face, a surface roughness of the region A is smaller than a surface roughness of the region B, and the region B is deepened with respect to a position of the region A. | 05-07-2015 |
20150336175 | CUTTING INSERT WITH CHIP-CONTROL ARRANGEMENT - A cutting insert has a cutting corner, having a bisector, located on a top surface of the cutting insert. A chip-control arrangement is located at the cutting corner. The chip-control arrangement includes a projection protruding from the top end face and that extends longitudinally in a direction transverse to, and to opposites sides of, the bisector. The chip-control arrangement also includes a protrusion protruding from the top end face and comprising a protrusion ridge that extends from the projection towards a corner cutting edge at the cutting corner. | 11-26-2015 |