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WO/2015/140781A1 |
A drill or drill head with a drill margin (26) which comprises a margin extremity (28) adjacent to a relief surface. The margin extremity is located outside of the cutting diameter (Dc).
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WO/2015/136331A1 |
A method of producing a drilling or milling tool having aligned coolant channels includes the step of providing at least two sections (12, 14). Each of the sections is made of a cemented carbide or cermet. At least one first section (12)...
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WO/2015/125130A1 |
An adjustable insert cutting angle cutting tool (20) comprising a tool holder (24) having a cartridge receiving pocket (32), an insert cartridge (22) clamped in the cartridge receiving pocket (32) by a clamping member (26), and a cutting...
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WO/2015/118684A1 |
[Problem] To provide a drill and a method for drilling a layered plate which can be applied to drill machining of a layered plate or a thick material, which can have fewer machining steps to reach the desired hole diameter, and which has...
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WO/2015/117079A1 |
A rotating cutting tool that is internally cooled by cryogenic fluid has a generally cylindrical outer shape. At least one flute is formed on the cutting tool and a cutting edge is formed on an outer edge of the flute for cutting a workp...
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WO/2015/111752A1 |
A coated cutting tool according to one embodiment of the present invention includes a base material and a coating layer formed on the surface of the base material. The coating layer includes at least one α-type aluminum oxide layer. In ...
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WO/2015/107513A1 |
A central drill insert (100) has a bottom surface, a top surface, and a peripheral surface extending therebetween. At least three lead drill portions (108) protrude outwards from the peripheral surface, each having a drill axis (H) and a...
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WO/2015/106337A1 |
A component for a bit driving tool is taught having a mid-chamber telescopically received in an outer chamber, a bit storage chamber formed in the mid-chamber and surrounding and rotatable about a central bore, a central rod axially mova...
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WO/2015/101015A1 |
A miniature drill bit. The miniature drill bit comprises: a first rake face, a first flank face, a second rake face and a second flank face that are arranged at the position of a drill point; a first spiral groove extending from the dril...
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WO/2015/098646A1 |
The purpose of the invention is to ensure sufficient chipping resistance for large cutting loads, cutting resistance, and welding. Provided is a drill insert that is removably mounted to the distal end of a drill body that is rotated aro...
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WO/2015/098393A1 |
This cutting tool comprises a base and a coating film that is formed on the base. The base is a sintered body that contains 30-80% by volume of cubic boron nitride and a binder. The surface of the base, which is in contact with the coati...
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WO/2015/091601A1 |
Drill bit (10) which is rotatable about a rotation axis (22), having a first drill bit portion which is configured as a cutting portion (11) and has an annular portion (13) which is connected at one end to one or more cutting elements (1...
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WO/2015/085452A1 |
Disclosed is a high-speed chamfering cutter. A chamfering cutter main body (2) comprises twin inner spiral grooves (23) having a rotating bit edge and a replaceable blade (3) having main and auxiliary chip-forming grooves and mounted on ...
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WO/2015/088144A1 |
The present invention relates to a cutting insert for an indexable drill. A cutting insert for an indexable drill according to the present invention can be used for external cutting or internal cutting depending on the installed position...
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WO/2015/079587A1 |
Provided are: a hard lubricating coating film which is hard and has wear resistance; and a hard lubricating coating film-covered tool. A hard coating film (10), which is hard and has wear resistance, and a drill (12) can be obtained by a...
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WO/2015/079589A1 |
Provided are: a hard lubricating coating film which is hard and has wear resistance; and a hard lubricating coating film-covered tool. A hard coating film (10), which is hard and has wear resistance, and a drill (12) can be obtained by a...
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WO/2015/079588A1 |
Provided are: a hard lubricating coating film which is hard and has wear resistance; and a hard lubricating coating film-covered tool. A hard coating film (10), which is hard and has wear resistance, and a drill (12) can be obtained by a...
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WO/2015/076401A1 |
Provided is a coated tool which is wear-resistant and damage resistant, and which has a long service life. This coated tool comprises a base material and a coating layer. The base material comprises a plurality of hard particles and a bo...
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WO/2015/075127A1 |
The invention relates to a conical countersink (1) with a main part (8) which has a central axis (17) and three geometrically defined cutting edges (3, 5, 7), each of which is paired with a chip space (9, 11, 13). The conical countersink...
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WO/2015/069116A1 |
Device (1) arranged to be able to provide openings in a body (15), wherein the device (1) comprises a cutting head (3) having a front (31) and a rear (32), and wherein the cutting head is provided with a cutting device (6); a power trans...
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WO/2015/066787A1 |
Described herein is a guide for a hole saw for making a new larger hole in a work piece with an existing hole, the guide comprising: a base sized to span the existing hole, the base comprising a central aperture, a plurality of discrete ...
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WO/2015/064907A1 |
The present invention relates to a cutting insert and an indexable drill. The cutting insert and the indexable drill, according to the present invention, are implemented such that the cutting insert is initially inserted into the indexab...
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WO/2015/058852A1 |
The invention relates to a method and to a device for machining a metal workpiece (1), in particular made of an aluminum material, by means of a cutting tool, which is driven into the workpiece (1) by means of a cutting tip (10) of the c...
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WO/2015/055660A1 |
The invention relates to a guide pad for a cutting tool, wherein the guide pad (7) comprises a sliding surface (16), which is convexly curved in a plane perpendicular to a longitudinal axis (11) of the guide pad. A channel- shaped recess...
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WO/2015/055657A1 |
The invention relates to a guide pad for a cutting tool, the guide pad (8) having two opposite located main surfaces (14) and being symmetrically formed, the guide pad further comprising two longitudinal side surfaces (15) and four slidi...
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WO/2015/046573A1 |
Provided is a cutting tool in which a cutting edge is provided at a distal end section of a base body, wherein the coating performance required for both the cutting edge and a chip discharge section is satisfied. A cutting tool such as a...
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WO/2015/040615A1 |
A cutting member comprising a cutting edge (S1,S2,Si) defining a cutting envelope and configured for removing material from a workpiece leaving therein a comer of angle α. The cutting edge comprises a first cutting segment (S1) and a se...
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WO/2015/037785A1 |
The present invention relates to a spiral tap for processing an ultra-hard material, wherein an inclined initial processing part is formed at the front end and sequentially processes an ultra-hard material, thereby smoothly preventing da...
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WO/2015/037697A1 |
This cutting tool (1) is provided with: a tool body (2) that rotates around an axis (O); a cylindrical part (7) provided at the tip on the distal side in the axis (O) direction of the tool body (2) and extending in the axis (O) direction...
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WO/2015/035436A1 |
The invention relates to a cutting tool for boring into solid material and rotating, comprising a tool main part (4, 6, 10), said tool main part having: a machining portion (10) with a receiving area for a replaceable cutting plate (12),...
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WO/2015/036557A1 |
A tool for machining fiber-reinforced materials, said tool having a tool body (10) having a particular cutting edge (20) that has at least a main function surface (6) and has a diamond coating (16) applied at least to said main function ...
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WO/2015/028431A1 |
The invention relates to a drill bit (1) having a center axis (11), a front face, a peripheral surface, at least two main cutting lips (17, 17') provided on the front face (3), at least two brad points (19, 19') , rake faces (37, 39), as...
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WO/2015/027775A1 |
Disclosed is a micro-drill, comprising a drill body (2) and a drill tip (1) which is formed at one end of the drill body (2). One or more helical chip flutes are circled around the surface of the drill body (2). The chip flute comprises ...
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WO/2015/029963A1 |
A drill based on an embodiment of the present invention is equipped with: a first chip discharge groove that is provided on the outer periphery of a drill body and spirally extends around a rotational axis from a first cutting blade towa...
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WO/2015/030212A1 |
The purpose of the present invention is to provide a structure for a tool-edge exchangeable drill body that is, as a whole, not readily bent and to do so without reducing cutting waste dischargeability, and to provide a tool-edge exchang...
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WO/2015/026955A1 |
This document provides novel drills and/or reamers that are well-suited for making holes in a variety of materials including, but not limited to, metals, ceramics, glass, wood, plasterboard, plastics, stone, composites, synthetics, silic...
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WO/2015/026959A2 |
This document provides orthopedic and dental devices and methods for their use. For example, novel bone drills and dental drills are described. The bone and dental drills have at least some centers of mass that are offset from the drills...
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WO/2015/025872A1 |
Provided is a drill suitable for high-efficiency working. A cut debris discharge groove (2) is formed in the outer periphery of the front end section of a drill body (1) rotated about the axis (O), and a cutting edge is formed at the fro...
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WO/2015/022337A1 |
The invention relates to an exchangeable stop (12) for a rotating drilling, milling or countersinking tool (10). The stop comprises a stop sleeve (16) that is coupled to a plain bearing or roller bearing (14) so as to be freely rotatable...
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WO/2015/018930A1 |
The invention relates to a method for controlling a machine tool (1), in particular a handheld core drill, containing a drive (10) for driving a tool (30) and a control unit (40), during the machining of a workpiece (W). The method conta...
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WO/2015/019349A1 |
The present invention pertains to housings, which are universally configured to accommodate electrical appliances and methods of installing such housings. In particular the universal housing comprises a cylindrical component comprises a ...
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WO/2015/010173A1 |
The present utility model relates to a clippings ejector (1) used to remove the circle of material remaining from cutting material such as wood, metal, concrete, etc. with a cylinder saw (5).
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WO/2015/012166A1 |
A cutting tool based on an embodiment of the present invention is characterized by being equipped with a cylindrical main body section which is made of a cobalt-containing cemented carbide alloy and is rotated around the central axis the...
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WO/2015/005364A1 |
Provided is a coated cutting tool which is suppressed in growth of a crack occurred in the coated cutting tool, thereby having excellent chipping resistance, excellent fracture resistance and a long service life. A coated cutting tool wh...
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WO/2015/005357A1 |
A cutting insert is provided. This cutting insert is provided with: an opposite first end surface (20) and second end surface (30); a peripheral surface (40) connecting these; at least one first cutting blade (28) formed along the area o...
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WO/2015/001022A1 |
The invention relates to an exchangeable-head system (300) as an insertion tool for machines for metal working. The system (300) comprises at least a head (200), a retainer (100), and a pin (304) for fastening the head (200) to the retai...
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WO/2014/205578A1 |
The self-undercut anchor with carbide tip is designed to create a drill hole and enlarging the lowermost end of said drill hole by means of a carbide tip or cutting portion. The carbide tip or cutting portion is positioned in such a way ...
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WO/2014/205948A1 |
Disclosed is a boring cutter, comprising a cutter body (1) and a cutting blade (2). The cutter body (1) is formed by a handle (11), a cutting end (12), and a circumference surface (13) between the handle (11) and the cutting end (12). A ...
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WO/2014/208421A1 |
A drill having excellent chip discharge performance even in a machining condition resulting in a large amount of chip discharge, wherein the drill (1) is provided with a drill body (2) having a rotation center axis (O), two cutting edges...
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WO/2014/206716A1 |
A long twist drill comprises a shank (12) and a drill body (14) having a drill tip (16). The twist drill has a length L and an outer diameter D, and comprising cemented carbide or high speed steel substrate, and a coating comprising at l...
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