Abstract: A cutting tool of the present disclosure may include a holder including a pocket, a shim member, a first screw and an insert. The shim member may include a first hole that opens into an outer side surface and an inner side surface. The pocket may include a second hole corresponding to the first hole. The first screw may be inserted into the first hole and the second hole. A first central axis of the first hole may be located ahead of a second central axis of the second hole in a rotation direction.

Abstract: A rotary cutting tool has an insert receiving pocket with a cutting insert removably secured therein and an adjustment recess rearward thereof having a radially outward facing recess side surface and an adjustment tongue spaced apart therefrom by a first inner passage. The adjustment tongue extends rearwardly from a tongue root to a tongue tip and includes a tongue through bore. The tongue root has a shoulder surface facing in the forward direction and the cutting insert is in contact with the shoulder surface. An adjustment screw extends through the tongue through bore and engages the recess side surface, and rotation of the adjustment screw causes axial displacement of the cutting insert in a forward direction. An imaginary straight line in the first inner passage intersects a recess rear end surface formed on a first body sub-portion of the cutting body which is integrally formed with the adjustment tongue.

Abstract: The present invention provides a cutting tool that can firmly hold four types of cutting inserts by one tool main unit. A cutting insert of a cutting tool 1 has an approximately triangular stereoscopic shape including three corner portions. A tool main unit has a fixing portion that can selectively fix a plurality of types of cutting inserts, including: a negative type cutting insert of which angle of the corner portion exceeds 60°, a positive type cutting insert of which angle of the corner portion exceeds 60°; a negative type cutting insert of which angle of the corner portion is less than 60°; and a positive type cutting insert of which angle of the corner portion is less than 60°. The fixing portion has a bottom face that contacts with a bottom face of the cutting insert, and a side wall face that contacts with a side face of the cutting insert. A portion, which contacts with the cutting insert, of the side wall face of the fixing portion differs depending on the type of the cutting insert.

Abstract: A knife includes a body, and a blade slider slidably mounted within the body, the blade slider configured to hold and slidably move a blade relative to the body. The knife further includes a blade snapper pivotally coupled to the body, positioned such that when the blade slider selectively positions the blade to be engaged by the blade snapper, pivotal movement of the blade snapper imparts a force on a blade segment of the blade to detach the blade segment from the blade.

Abstract: A holder provided for mounting of a lathe cutter includes a carrier, a first joint seat, a second joint seat, a limit rod and a clamp member. The first and second joint seats are disposed on a first and second base of the carrier respectively. The lathe cutter is mounted between the first and second joint seats. The limit rod is inserted into a through hole of the lathe cutter, and a first and second ends of the limit rod are coupled to the first and second joint seats respectively. The clamp member is disposed on the limit rod. The clamp member and the second joint seat are provided to clamp the lathe cutter to separate the lathe cutter from the first and second bases.

Abstract: A cutting insert for a cutting tool includes a cutting edge of PCBN or PCD formed in a corner region in a transition between a side surface and a chamfer formed in an upper side of the cutting insert. A chip breaker is formed in the chamfer inside of the cutting edge, extending between a lower chamfer portion and an upper chamfer portion. The chip breaker includes a chip breaker bottom connected to the lower chamfer portion and a chip breaker wall extending from the upper chamfer portion to the chip breaker bottom. An upper transition is formed between the upper chamfer portion and the chip breaker wall. As seen in a top view, the upper transition follows a smoothly curved path including a convex middle portion. As seen in cross-section, perpendicular to the cutting edge, the chip breaker wall and the chip breaker bottom form a smooth concave profile.

Abstract: A cutting head attachment assembly for a cutting tool includes a body forming an axially forward part of the cutting tool attachable to a cutting head via a clamping element and a fixation element. A guide surface provided at the body or cutting head extends in both a radial and an axial direction to support movement of the clamping element in both the radial and axial directions via actuation of the fixation element to force and clamp together axially the head and body.

Abstract: An apparatus for securing a raceway assembly within an aircraft, which includes a clip assembly associated with the raceway assembly, which secures the raceway assembly to a seat rail. The apparatus further includes a floor panel positioned in overlying relationship to the raceway assembly and the clip assembly.

Abstract: A hob for a cutting apparatus including a hollow body of a sintered hard metal composition and a cavity located within the body, the cavity having a volume in the range of about 10% to about 90% of the volume of the body.

Abstract: A mechanically functional component having at least one sensor arranged to convert one or more physical magnitudes to electrical sensor signals. The sensor includes an electroactive composite deposited directly onto the mechanically functional component and at least one conductive electrode deposited directly on a part of the electroactive composite.

Abstract: A grooving blade for chip removing machining includes a cutting insert pocket and a damping arrangement fixed to the blade. The damping arrangement projects laterally with respect to at least one major surface of the blade. A grooving tool and a method of grooving a metallic workpiece are also disclosed.

Abstract: To provide a peeling machine being able to easily and swiftly conduct production process and preparation work, excellent in durability, and able to certainly prevent movement of a tool holder to a radial inner side by self weight, a peeling machine is provided with a rotation cylinder 1 to which a work W of round rod is inserted, a tool holder 22 attached to the rotation cylinder 1 as to freely slide along a radial direction R of the rotation cylinder 1, and a pressing member 3 attached to the rotation cylinder 1 as to freely slide along an axial direction X of the rotation cylinder 1; and constructed as that a pressing face 32a of the pressing member 3 and a pressure-receiving face 22a of the tool holder 22 are made sliding with inclination on a longitudinal face parallel to a sliding direction Y of the tool holder 22, and the tool holder 22 is made sliding to a radial inner side Rb on the longitudinal face by sliding the pressing member 3 to an axial outer side Xa; and, a hook member 6, hitching the tool ho

Abstract: A Polycrystalline Diamond Compact (PDC) cutter for a rotary drill bit is provided with an integrated sensor and circuitry for making measurements of a property of a fluid in the borehole and/or an operating condition of the drill bit. A method of manufacture of the PDC cutter and the rotary drill bit is discussed.

Abstract: Disclosed are stabilized aqueous polymer compositions containing A) a stabilizing amount of a least a sulfur dye or containing a stabilizing amount of a sulfur dye with a compound comprising a heterocyclic system containing nitrogen and sulphur as ring heteroatoms and B) at least one polymer comprising groups which are capable of complex formation with ions. The aqueous polymer compositions are stabilized against thermal or other degradation processes of the polymer by addition of component A) to allow their use even under harsh conditions.

Abstract: A cutting insert for metalworking operations is retained within a cutting insert holder by a resilient tab on the holder that engages a recess on the stem of the insert. The cutting insert and the holder may be fabricated using rapid prototyping techniques such as 3D printing.

Abstract: In a method for machining a workpiece using a tool, the tool engages with the workpiece and between the two a cutting motion is induced. Furthermore, a relative first vibration motion between workpiece and tool, which is superimposed on the cutting motion, is induced in such a way that one or more characteristic values of the first vibration motion and one or more characteristic values of the cutting motion are adjusted in relation to one another. The superimposed vibration motion can also be induced in such a way that distinctive surface zones of the workpiece are generated.

Abstract: A groove cutting tool has a groove insert and a tool holder. The groove insert can be replaced by using a lever tool. The lever tool penetrates into a slot by way of an ejector portion and is able to assume several positions in the slot either in order to contact the groove insert and to push it out of its receiving means or in order to push away a clamping jaw and to open the receiving means for the groove insert.

Abstract: A cutting knife for difficult-to-manipulate, chip-removing cutting tools, that is replaceably held in a knife window of a rotary-driven tool shaft of a base body, in which at least one knife holder that is connected to the cutting knife over a predetermined breaking point, and that assists with manipulation, is attached to the cutting knife, and is broken away for the tool shaft to be put to use.

Abstract: A milling insert and a milling tool for the milling of a slot in a work piece. The milling insert includes an under side, an opposite upper side that forms a chip surface and is parallel to an extension plane, and an edge side disposed between the upper side and the under side. A cutting edge, which extends between the edge side and the chip surface, has a primary main cutting edge, a secondary main cutting edge, and an end cutting edge. The end cutting edge connects the primary main cutting edge and the secondary main cutting edge and borders on the primary main cutting edge at a primary transition point and on the secondary main cutting edge at a secondary transition point. A normal to the extension plane of the chip surface forms an acute clearance angle with the edge side along the cutting edge. The end cutting edge is curved from the primary transition point to the secondary transition point.

Abstract: A cutting tool for machining a workpiece. The cutting tool comprises a holder and at least two cutting inserts which are separated from each other by a spacer element. The cutting tool may be used to produce two or more bevels (and/or joints and/or grooves) at precisely defined spacings in only one operation. Through the use of spacer elements of different lengths, it is possible to produce bevels at different spacings. The spacer element preferably has an interface which comprises only radial contact surfaces, which run parallel to a longitudinal axis of the spacer element, and a substantially flat axial contact surface, which runs transverse to the longitudinal axis. The length of the spacer element can therefore be shortened on the rear side of the spacer element without destroying said interface.

Abstract: The invention relates to a cutting insert (3), a tool holder (2), and tool (1) for forming heavy duty threads, wherein the tool holder (2) has a support surface (20) and the cutting insert (3) is releaseably securable to the support surface (20) of the tool holder (2), such that a longitudinal direction (I) of the cutting insert (3) in use extends in parallel to radial direction of a workpiece, the cutting insert (2) is provided with at least one cutting edge (30) and a bottom surface (31) for contacting the support surface of the tool holder, the bottom surface (31) being stepped to provide a first planar contact portion (31a) and a second planar contact portion (31b) adjacent thereto, and a first abutment wall (33) extending at least partially in the longitudinal direction (I) being formed between the first planar contact portion (31a) and the second planar contact portion (31b).

Abstract: The present invention relates to a tool for machining workpieces, having a shank and a cutting part, wherein the cutting part has a cutting edge section that defines the nominal diameter of the tool, or an insert seat for a cutting insert, the seat having a cutting edge section that defines the nominal diameter of the tool, and wherein the tool has a rotational axis about which the tool rotates in the functionally mounted state.

Abstract: A groove insert to be received in a tool holder has, along its top and bottom side and on its rear side, a holding structure which is formed by holding faces which taper toward one another and by way of which the groove insert is fixed in the tool holder in a positive locking manner. The tool holder has corresponding counter faces. The groove insert and the tool holder form a groove cutting tool.

Abstract: 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 D1 between the nadir line and the first peak line is greater than a second depth D2 between the nadir line and the second peak line.

Abstract: A tool holder includes a tool holder body with an insert-receiving pocket and a clamp for clamping a cutting insert. The clamp includes a pair of downwardly extending nubs that engage a pair of notches in the cutting insert when the clamp is brought into pressing engagement with the insert, thereby securely clamping the cutting insert in the insert-receiving pocket of the tool holder.

Abstract: A cutting insert kit, including a base part formed of a brittle and wear-resistant material, and a plurality of cutting insert blanks integrally formed with the base part, which are separable one by one from the base part via indications of fracture. Each insert blank includes a front end portion, a rear end portion, an upper side, an under side, and at least one cutting edge in the front end portion formed between a clearance surface and one of the upper and under sides. The base part is common to all cutting insert blanks and to which each cutting insert blank is united to the base part via an indication of fracture in the form of a weakened connection member between the base part and the rear end portion of the cutting insert blank.

Abstract: A cutting tool used for grooving and turning operations where a cutting insert is resiliently securable in a holder blade. The cutting insert includes an insert central lower surface located between, and recessed with respect to, two insert lower component surfaces, each having an insert lower abutment surface. At least one of the two insert lower component surfaces includes an insert inner curved ramp extending from its insert lower abutment surface to the adjacent insert lower intermediate surface and at least the other of the two insert lower component surfaces includes an insert outer curved ramp extending from its insert lower abutment surface to an adjacent end surface.

Abstract: The surface-coated cutting tool of the present invention is characterized in that a region of 10 ?m in a surface of the base material from point a? to point b? has two to seven cracks with a width of not more than 200 nm, or two to ten pores are present per length of 10 ?m in the surface of the base material from point a? to point b?, where points a? and b? are points defined respectively by lines drawn perpendicularly from points a and b to the surface of the base material where point a is a position located away from an edge ridgeline toward a rake face by distance La and point b is a position located away from the edge ridgeline toward a flank face by distance Lb.

Abstract: A cutting insert includes opposing first and second major surfaces and two side surfaces extending therebetween, two side abutment surfaces, each located on a respective side surface and a clamping recess which opens out to the second major surface and/or to the insert front surface. The side abutment surfaces converge towards the first major surface and the side surfaces converge in a direction away from an insert front surface which extends between the major surfaces and the side surfaces. The clamping recess does not extend beyond a mid plane, which is located midway between the first and second surfaces.

Abstract: A cutting insert for mounting on an insert holder of a cutting tool. The cutting insert has a rear surface with two protuberances. The insert holder has a base surface with two recesses. Three abutment regions are formed on the side surfaces of the two protuberances and the two recesses when the cutting insert is releasably retained in the insert holder with a retaining screw. Two further abutment regions are formed between the two holder recess lower surfaces and the two insert protuberance upper surfaces.

Abstract: The invention relates to a regulating element (10) for a cutting member (5) clamped in a tool seat (4) of a cutting tool (1), comprising a cylindrical basic body (14), and an active surface (9) impacting the cutting member (5) at a face side (20) when in a mounted state, having a contour (16) deviating from the cylindrical shape at the cylinder sleeve of the basic body (14) as anti-twist protection for the regulating element (10).

Abstract: A cutting insert for mounting in a socket on an insert holder of a milling cutter. The cutting insert has opposing top and bottom surfaces and a peripheral surface extending therebetween, forming one or two cutting edges. The peripheral surface has a front arcuate surface and a rear surface. The rear surface has a protuberance that extends in a direction away from a central region of the front surface. The protuberance is located in the socket. The socket includes a first socket side abutment surface for providing primarily axial support for the cutting insert against cutting forces acting in an axial rearward direction during a milling operation.

Abstract: A thread-milling cutter comprising a tool holder (2) and at least one cutting insert (3) with a longitudinal cutting edge (30) mounted thereon. The tool holder (2) includes at least one pocket (20) extending essentially in an axial direction (A) and adapted for receiving the at least one insert (3). The cutting insert (3) has at least one positioning plane (31) on a first abutment surface of the insert (3) opposite the cutting edge (30) for a radial positioning of the insert (3) in the respective pocket (20). At least one protrusion (32) is provided on the abutment surface, a side surface (320) of the protrusion (32) being oriented at an angle (?) to the axial direction (A) of the cutter (1) and adapted for contacting a surface (22) of the pocket (20) for an axial positioning of the insert (3). Also described is an insert for a thread-milling cutter.

Abstract: A cutting head (14) for a T-slot cutter (10) includes opposing cutting head top and intermediate surfaces (18, 20) extending perpendicular to a head rotation axis (A), and a head peripheral surface (22) extending therebetween. The cutting head (14) also includes cutting portions (24) located along the head peripheral surface (22) and a head protrusion (32). The head protrusion (32) extends from the cutting head intermediate surface (20) and includes a head torque-transfer portion (42). The cutting head (14) further includes a cutting head abutment surface (34), and a head bore (36) coaxial with the head rotation axis (A). The head bore (36) extends between, and opens out to, the cutting head top surface (18) and the head protrusion (32). The cutting head (14) also includes a head centering portion (40) distinct from the head torque-transferring portion (42) and located at an axial position different therefrom, along the head rotation axis (A).

Abstract: A milling tool assembly has a replaceable cutter and a reusable shank connected to the cutter with a detachable joint. The joint may be, for example, a threaded connection. An intermediate alignment sleeve made of an elastic or semi-elastic material, is positioned between the cutter and the shank about the axis of rotation of the shank.

Abstract: A cutting tip for a cutting tool includes a tool portion including a cutting edge, and a shank portion connected at a first end to the tool portion. The tip comprises at least three grooves in the shank portion, at least a portion of each groove extending circumferentially around at least part of the shank portion, a centering structure for centering the shank portion relative to an opening in a toolholder, and an axial stop for limiting axial movement of the shank portion into the opening in the toolholder, the axial stop and the centering structure being different structures.

Abstract: A shim plate for mounting in a cutting tool for rotary chip removing machining, the cutting tool including a basic body having a rotational axis, a peripheral envelope surface concentric with the rotational axis, a front end surface, and at least one insert seat including a seat surface, the basic body being rotatable in a direction of rotation and arranged to, in each insert seat against the seat surface, receive the shim plate and a mountable cutting insert adjacent to the shim plate. The shim plate includes a bottom surface adapted to adjoin to the seat surface of the basic body, a contact surface opposite to the bottom surface and adapted to adjoin to the cutting insert, and at least one side surface that extends between the bottom surface and the contact surface.

Abstract: A cutting tool holder adapted for mounting thereon a cutting insert to form a cutting tool. The cutting tool holder comprises an insert seat defined by a base and at least one side wall extending from the base to define an insert seat space adapted for receiving the cutting insert. The cutting tool holder further comprises a support element extending into the insert seat from the base. The support element is (i) integrally formed with the insert seat or (ii) at least during operation, fixedly attached to the insert seat. The support element is formed with an undercut surface extending, at least during operation, at an acute angle to the base and away from the side wall. The insert seat is formed with a bore configured for receiving a fastening member for engagement with the insert seat.

Abstract: A cutting tool includes a cutting insert comprising a top surface, a bottom surface, a clamping surface for abutting a clamp, a cutting edge, a hole extending through the insert from the bottom surface to the clamping surface, and a channel extending from the clamping surface to proximate the cutting edge, and a tool holder comprising a tool holder body having a pocket for receiving the insert, a clamp for contacting the clamping surface and clamping the insert in the pocket, and a tool holder passage in the body in flow communication with the hole in the insert. A cutting insert is also provided.

Abstract: A cutting edge-replaceable cutting tool includes a tool body, and a cutting insert is removably installed on the tool body. The cutting tool-replaceable cutting tool includes an insert mounting seat formed on the tool body and on which the cutting insert is mounted, and a upper wall portion formed integrally with the tool body and overhanging the insert mounting seat.

Abstract: A cutting tool has a cutting insert retained within an insert pocket of an insert holder by a retaining screw. Spaced apart first insert rear abutment surfaces abut spaced apart first pocket rear abutment surfaces, a second insert rear abutment surface abuts a second pocket rear abutment surface, and spaced apart insert lower abutment surfaces abut spaced apart pocket lower abutment surfaces. The cutting insert has a first dimension taken between extremities of the insert side surfaces, a second dimension taken between extremities of the insert upper and lower surfaces, and, a fourth dimension taken between the insert lower abutment surfaces and the insert upper surface. The size ratio between the fourth dimension and the second dimension is in the range of 0.2 to 1, and, preferably, in the range of 0.55 to 0.6. The size ratio between the first dimension and the second dimension is in the range of 1 to 2.

Abstract: A shim plate for milling tools for chip removing machining, including an upperside, an underside, and at least one side surface extending between the upperside and the underside and forming an angle?90° with the upperside. A through hole includes a first section mouthing in the upperside, and a second section mouthing in the underside and having a diameter that is smaller than a diameter of the first section. The upperside at least partially transforms into the side surface via an edge portion configured to be an active auxiliary chip-removing cutting edge upon failure of a cooperating cutting insert. The edge portion includes a chamfer surface that forms an obtuse angle (?) with the upperside.

Abstract: A pipe-end processing tool and a pipe-end processing system for it. A guide roller is used which runs along the inside peripheral surface of a pipe to be processed and as a result keeps an implement designed to machine an outer edge bezel of said pipe at a constant radial distance from the inside peripheral surface. As a result residual wall thicknesses constant over the full pipe periphery are generated even when the pipe is not rigorously circular, for instance illustratively oval.

Abstract: A clamping mechanism includes a male portion and a female portion. The male portion has a forwardly extending locking protrusion, and an alignment protrusion extending forwardly of the locking protrusion. A rear of the female portion has a forwardly extending locking bore and an alignment bore extending forwardly from a front end of the locking bore. The locking bore has an insertion bore portion which merges with a gripping bore portion. The insertion bore portion has an insertion bore axis while the gripping bore portion has a gripping bore axis that is spaced apart by a non-zero first distance from the insertion bore axis. In a clamped position, the alignment protrusion abuts a portion of the alignment bore and the locking protrusion abuts the gripping bore portion along a gripping angular extension, thereby forming a circumferential interference fit.

Abstract: Rotary material removal tool mounted to a shaft for rotational motion includes a body and a plurality of radially extending arms. Each arm includes a radially outward peripheral edge, and, relative to a direction of rotational motion of the body, a leading side and a trailing side. Radially outward peripheral edges include a cutting insert mounting structure that projects axially below a bottom side of the body. The rotary material removal tool includes at least one of the following features to reduce measured air pressure (P1): (i) a leading edge of the insert mounting structure includes an air-displacement structure, (ii) the radially extending arms include at least one through-opening extending from the leading side to the trailing side, and (iii) the bottom side of the body is spaced from a plane containing a bottommost surface of the projecting cutting insert mounting structure. The air-displacement structure can be generally wedge-shaped, cone-shaped or pyramid-shaped.

Abstract: A cutting insert kit, including a base part formed of a brittle and wear-resistant material, and a plurality of cutting insert blanks integrally formed with the base part, which are separable one by one from the base part via indications of fracture. Each insert blank includes a front end portion, a rear end portion, an upper side, an under side, and at least one cutting edge in the front end portion formed between a clearance surface and one of the upper and under sides. The base part is common to all cutting insert blanks and to which each cutting insert blank is united to the base part via an indication of fracture in the form of a weakened connection member between the base part and the rear end portion of the cutting insert blank.

Abstract: A machining tool with a cutting surface adapted to provide a variable projected machining width during machining, including the cutting surface and a back surface. The cutting surface includes a first cutting edge and a second cutting edge that extend to a tip of the machining tool and a cross section normal to a centerline of the machining tool that is concave between the first cutting edge and the second cutting edge. The back surface forms a first acute angle with the cutting surface at the first cutting edge and a second acute angle with the cutting surface at the second cutting edge, such that the cross section of the back surface normal to the centerline of the machining tool is convex between the first cutting edge and the second cutting edge.

Abstract: A boring bar, such as for internal turning, includes a front pocket that is defined by a shelf-like surface and a ramp surface, an insert seat that is countersunk in the shelf surface and disposed asymmetrically in relation to a center axis, a chip flute that is countersunk in the outside of the bar is disposed on the same side of the center axis as the insert seat, and an internal channel that supplies a fluid to the front part of the bar. The fluid channel ends in an outlet mouth disposed on the side of the bar that is opposite the insert seat in order to guide a flow of the fluid past the insert seat toward the front opening of the chip flute.

Abstract: An end mill 10 is a tool for milling a metal block such as a metal mold and is placed in a machine tool such as a milling machine when in use. The end mill 10 is used to provide a rotary milling cutter and a milling method using the same, in which it is possible to perform orthogonal milling and pocket milling to efficiently form four corners with small radius, without repeatedly milling using a small-diameter end mill. The end mill 10 has two cutting edges 11a and 11b at its distal portion, and an edge angle D1 formed by the two cutting edges 11a and 11b is 70.53 degrees.

Abstract: A tool assembly for a thermoforming machine has a tool holder having an abutment face and a tool having an abutment part. The tool and holder have a groove and a rail fittable in the groove for fitting the tool to the holder into a working position with the abutment part abutting the abutment face. A part-conical seat centered on a tool axis is formed on the tool. A pin formed with a part-conical head face complementary to the seat and centered on a pin axis is carried on the holder. The seat and head are positioned on the tool and holder such that in the working position the axes are generally parallel but slightly offset from each other and the part-conical head face is axially engageable with the seat.