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WO/2019/019334A1 |
Disclosed is an alloy drill bit facilitating chip removal, comprising a drill bit shank and an alloy cutter mounted on the drill bit shank.The drill bit shank comprises a cutting part (1) and a chip removal part (2), wherein a cutter gro...
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WO/2019/021087A1 |
A device (50) for opening a connection to a lined pipe is disclosed. The device has a body that includes a front end and a rear end and being rotatable about a rotation axis (RA). The device also has a drill head (32) that has multiple c...
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WO/2019/016190A1 |
A polycrystalline diamond (PCD) composite compact element has a body of polycrystalline diamond material and a cemented carbide substrate bonded to the body of polycrystalline material along an interface. The cemented carbide substrate h...
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WO/2019/011732A1 |
A cutting insert for a rotary drill tool and drill tool assembly in which an insert and a support body are coupled via a plurality of axial support surfaces. The support surfaces comprise a first declined orientation in the axial directi...
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WO/2019/011734A1 |
A cutting insert for a rotary drill tool and a drill tool assembly in which an insert and a support body are coupled via cooperative contact surfaces and a mounting screw. The contact surfaces provide a dual function to axially and rotat...
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WO/2019/011743A1 |
A cutting insert for a rotary drill tool and drill tool assembly in which an insert and a support body are coupled axially via a complementary shaped projection extending radially outward from the insert and received with a recess indent...
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WO/2019/008132A1 |
The invention relates to a machining arrangement (1) and a method for attaching such an arrangement to and machining a working piece (2), comprising; - a frame (3) comprising a first end (4) and a second end (5); - a rotatable attachment...
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WO/2019/002037A1 |
The drill bit (1) for chiselling rock has an impact face (7) at a plug-in end (6), a hollow shank (4), within which a feed duct (35) is provided, and a drill head (2). The drill head (2) has, on an end face (12), three or more cutting li...
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WO/2019/002025A1 |
The invention relates to a drill (1) for chiseling stone, the drill having an impact surface (7) on an insertion end (6), a hollow shaft (4) inside which a conveying duct (35) is provided, and a drill head (2). The drill head (2) has thr...
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WO/2019/002050A1 |
The invention relates to a cutting tool (10), more particularly for producing or reworking a reamed hole, comprising a clamping shank (14) and a tool carrier (12) with a cutting head (22) and at least one cutter (18) arranged on an axial...
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WO/2019/005476A1 |
A drill assembly and method is provided for enlarging an injector of a reactor. The drill assembly includes an elongated shaft attached to a piloted drill bit including a pilot portion distal from and extending colinearly with the elonga...
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WO/2019/002040A1 |
The invention relates to a drill (1) for chiseling stone, the drill having an impact surface (7) on an insertion end (6), a hollow shaft (4) inside which a conveying duct (35) is provided, and a drill head (2). The drill head (2) has thr...
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WO/2018/230218A1 |
This drill is provided with a rake surface, a relief surface, and an outer peripheral surface. The relief surface is continuous with the rake surface. The outer peripheral surface is continuous with both the rake surface and the relief s...
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WO/2018/225524A1 |
The present invention addresses the problem of providing a method for manufacturing a processed product, the method including an operation with which it is possible to increase the service life of a tool to a greater extent than in the p...
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WO/2018/224378A1 |
The invention relates to a cutting tool, in particular for producing or post-processing a reamed hole, comprising at least one blade arranged at an axial cutting head end of a tool carrier. The tool carrier comprises a chip-removal space...
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WO/2018/221737A1 |
A rotary tool according to one embodiment of the present invention has a main body having a rotation axis, a portion of the main body including a first end being a first section, and a portion of the main body that is located further tow...
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WO/2018/220910A1 |
A surface-coated cubic boron nitride sintered body comprises a substrate, which is a cubic boron nitride sintered body, and a coating film that comes into contact with and covers the substrate. At the interface between the cubic boron ni...
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WO/2018/219926A1 |
The invention relates to a single-lip drill (1) with an inner (23.1) and an outer (23.2) rake face. Very good middle course values and endurance are obtained with the polished face according to the invention.
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WO/2018/221303A1 |
A drill according to one embodiment of the present invention has the shape of a rod extending from a first end toward a second end, the drill having a body that is capable of rotating about a rotational axis. The body comprises a cutting...
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WO/2018/215464A1 |
The present invention is concerned with a cutting tool comprising at least one cutting edge and at least one relief surface (10) adjacent thereto. The relief surface (10) is arranged to provide clearance behind the cutting edge between t...
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WO/2018/216256A1 |
A coating is formed on a base material and comprises at least one layer. Of said layers, at least one layer is a TiCN layer that is made of titanium carbonitride. Granular structures of the titanium carbonitride occupy at least 75 area% ...
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WO/2018/217093A1 |
A device and a method for attaching a drill body (8) to a tubular slot drill (1) which is arranged to drill in the ground (4), the slot drill (1) being provided, at its lower end portion (10), with at least one drill body (8) detachable ...
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WO/2018/210396A1 |
The invention relates to an advanced drilling device formed from an externally threaded cone and cylinder, the cylinder having a left-handed thread and the cone having a right-handed thread. The cylinder contains two motors joined togeth...
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WO/2018/210767A1 |
The invention relates to a deburring tool (WZ) for deburring a boring intersection in the interior of a workpiece, which deburring tool has a tool body (WZK), on which a machining section (BA), which can be inserted into a main borehole ...
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WO/2018/206400A1 |
A drill body (4) and a drill (2) are disclosed. The drill body (4) has a rotational axis (10) and comprises a central chip flute (20) extending along a periphery of the drill body (4). A central chip flute cross section has a centre line...
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WO/2018/207982A1 |
Disclosed is a tool changer. In the tool changer, a tool is inserted into a connection pipe, wherein the connection pipe has: an operation inner diameter part which is coupled to a housing while extending in the axial direction, and rota...
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WO/2018/206401A1 |
A drill body (4) and a drill (2) are disclosed. The drill body (4) has a rotational axis (10) and comprises a peripheral chip flute (22) extending along a periphery of the drill body (4). A peripheral chip flute cross section has a centr...
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WO/2018/202726A1 |
The invention relates to a cutting tool having a tool head (14) that can be rotated about its mid-axis (12) and has a front end face (24) and a circumferential surface (16), a plurality of cutting elements (18) and associated chip groove...
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WO/2018/198719A1 |
Provided is a cutting tool containing a sintered body which includes a first hard phase, a binder phase, and Al2O3. The first hard phase comprises WC. The binder phase contains a first metal comprising at least one selected from Co and N...
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WO/2018/198421A1 |
This cutting tool is provided with a base material, and a coating film covering the base material by being in contact with the base material. The base material is a cubic boron nitride sintered compact. The coating film is formed of a ce...
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WO/2018/195758A1 |
Disclosed is a drill for a printed circuit board, and in particular, a multi-blade drill for a hard alloy printed circuit board. The drill comprises a drill shaft (1) and a cutting part (2). The cutting part comprises blades (3) with a b...
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WO/2018/198414A1 |
Provided is a cutting tool containing a sintered body which includes a first hard phase, a binder phase, and Al2O3. The first hard phase comprises WC particles. The binder phase contains a first metal comprising at least one selected fro...
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WO/2018/197364A1 |
The invention relates to a drilling tool (1) comprising a shaft portion (2), a rotational axis (5) about which the drilling tool (1) rotates during use as intended, a drill portion (3) which has at least one blade (4), and a milling port...
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WO/2018/198977A1 |
[Problem] When the rotation torque of a tip tool is increased, it becomes difficult to receive a reaction force that occurs during rotation of the tip tool. [Solution] A tool device (1) has a deceleration unit (30), a tip tool (40), and ...
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WO/2018/184901A1 |
Described are a drilling tool (1) and a replaceable cutting disk (13) which allow the replaceable cutting disk to be positioned with high accuracy and in a form-locking manner in the drilling tool. At the same time, a cutting disk can be...
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WO/2018/180780A1 |
A cutting insert according to an aspect of the present invention is provided with: a top surface that has a first side, a first corner, and a second corner; and a through-hole that is open in the top surface. The first side has a first p...
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WO/2018/183590A1 |
An instrument comprising a shank and a working portion, the working portion having a tip and a plurality of flutes being defined by at least two lands having a land margin; wherein the working portion has a parabolic cross-section defini...
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WO/2018/176749A1 |
Disclosed is a stepped drill, comprising a cutter arbour (12), a first cutting portion (14) and a second cutting portion (16), wherein the second cutting portion (16) is connected between the cutter arbour (12) and the first cutting port...
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WO/2018/175684A1 |
A drilling system and methods provide stability and cutting performance to produce holes having desired straightness and other characteristics. The system may include a cutting head provided with a central cutting system and first and se...
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WO/2018/174139A1 |
Provided is a diamond coated cemented carbide cutting tool, wherein (1) the average particle diameter of WC particles is 0.5 to 0.9 μm, (2) the maximum height difference (Rz) of the peaks and valleys of the boundary face of a substrate ...
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WO/2018/173086A1 |
Multifunction bit (1), comprising a tip (22) for realizing a hole (F) on a workpiece, such as a plate (P) and the like, having a surface (S), at least one radial milling insert (41, 42), arranged for realizing a concentric milling to sai...
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WO/2018/172097A1 |
The invention relates to a drilling tool (1), in particular a spiral drill, comprising the following: a drill longitudinal axis (L); at least two flutes (2) which run in a twisted manner at an angle of twist (α) relative to the drill lo...
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WO/2018/166889A1 |
The invention relates to a tool body (1) for a rotating tool, in particular a drill or end milling cutter, comprising along the longitudinal axis (L) thereof: an outlet section (2), which has, at least in sections, spiral-shaped internal...
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WO/2018/169205A1 |
The present invention relates to a depth adjustment stopper for a drill bit. The present invention enables easy workability during forming of a drilled groove having a fixed depth into a material by means of a drill bit. The depth adjust...
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WO/2018/167944A1 |
A drilling tool that forms a hole in a cylinder head, which is the workpiece, wherein a valve seat and a valve guide of an intake valve or an exhaust valve of the engine cylinder head are press fit into the hole. The tool comprises cutti...
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WO/2018/162544A1 |
The invention proposes a drilling tool (1) for drilling workpieces, comprising a tool tip (2), a base body (3) and a core (14), wherein the base body (3) has at least one primary facet (7, 8) as at least one spiral depression, in particu...
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WO/2018/162185A1 |
A tool tip being integral with or being configured to be removably secured to a tool body and configured to machine a metal object. The tool tip (16; 16') has a tool tip diameter (D; D'), a rotational axis (Α; Α') and at least one cool...
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WO/2018/163568A1 |
A manufacturing method for a sintered component is provided with: a molding step for fabricating a molded body by press molding a raw material powder that includes metal powder; a hole opening processing step for forming a hole in the mo...
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WO/2018/162280A1 |
The invention relates to a stop (112) for a rotating drilling, milling or countersinking tool (10) comprising a stop sleeve (16) coupled to a radial rolling bearing (14) in such a way that it freely rotates about the tool (10), an outer ...
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WO/2018/158976A1 |
This surface-coated cutting tool includes a base material and a coating formed on the surface thereof, wherein: the coating includes one or more layers; at least one of the layers is an Al-rich layer that contains hard particles; the har...
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