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JP5798039B2 |
A reamer includes a base body having at least one insert seat countersunk therein and having at least first and second lateral surfaces. A cutting insert has at least one minor cutting edge inserted in this seat. In addition, a clamping ...
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JP5780891B2 |
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JP2015157338A |
To provide a cutting tool which is higher in productivity and more inexpensive than diamond and which can obtain proper cutting performance of nonferrous metal such as an aluminum alloy and a magnesium alloy by a dry process making an en...
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JP5762626B2 |
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JP2015085419A |
To provide a lapping reamer which has an outside diameter, an out-of-roundness and straightness as accurate as a pin gauge, and which is made of cemented carbide, and a method of manufacturing the lapping reamer.A lapping reamer includes...
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JP5709626B2 |
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JP5694799B2 |
The tool has a machining section and a cylindrical shaft, in which an internal coolant and a lubricant duct (468) with an orifice are formed. The shaft has a clamping section and a side of a support section for an attachment to a connect...
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JP2015037815A |
To provide a gun reamer achieving hole drilling with significantly excellent circularity, cylindricity, surface roughness, and straightness.A cylindrical blade part is disposed continuously to a tip end of a shaft part of a tool body cap...
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JP5675524B2 |
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JP5664506B2 |
The invention enables mass production without causing shortening of the life of a press-fitting member even while further improving the joint strength between a tool main body and a connecting member. In an exchangeable head cutting tool...
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JP2014213449A |
To provide a hybrid cutting tool, a chip transporting portion and a process for producing the cutting tool.There is provided a cutting tool (10), in particular a drill or a milling cutter, having a shank (16) and a chip transporting port...
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JP2014210340A |
To provide a cutting insert.A cutting insert (20) for a machine tool comprises a flat blade formed from polycrystalline diamond material, and has a front face (21) thereon formed from a PCD phase (23) and a rear face formed from a second...
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JP5622523B2 |
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JP5615175B2 |
The invention proposes a reamer having a base (3), at least one cutting tip (13) disposed essentially parallel to a face (11) of the reamer (1) that comprises a geometrically defined major cutting edge (27) and a geometrically defined mi...
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JP5612077B2 |
A rotary cutting tool for reaming operations, including a generally cylindrically shaped tool shank with a longitudinal axis having a plurality of radially protruding and generally axially extending clamping wings, and a cylindrically sh...
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JP2014172167A |
To provide a rotary cutting tool, a replaceable cutting insert, and a method of manufacturing the replaceable cutting insert.The replaceable cutting insert includes: a cutting insert body which has a front cutting surface, and an opposit...
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JP5587900B2 |
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JP5572640B2 |
The main body (12) of a machine tool (10) comprises a plate seat (18) having a plate element (16) arranged thereon. The plate element (16) has at least one plate edge (38), which protrudes freely to the outside over the plate seat (18) a...
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JP5534173B2 |
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JP5520827B2 |
Shaft tool with an adjustable cutting diameter, which permits improved handling. A rotating shaft tool, in particular a multi-stage reamer, with a first shaft part, equipped with a first cutting head comprising e.g. several cutting blade...
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JP2014087856A |
To provide a hole drilling tool capable of setting surface roughness of an inner peripheral surface of a drilling hole to desired roughness.The hole drilling tool 1 comprises a cutting edge 36 extending to the base end side from the tool...
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JP5492177B2 |
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JP2014079814A |
To provide a boring tool capable of sufficiently increasing dimensional accuracy of a machined hole.The boring tool is inserted into a prepared hole, previously formed in a workpiece, to cut the inner wall surface of the prepared hole an...
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JP5455089B2 |
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JP5420528B2 |
The blade support (ST) adjoins at least one pressure chamber (DK) filled with pressurised medium and located in an offset position relative to the blade (S) in the blade adjustment direction (R). The blade supporting wall (W) of the cham...
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JP5415301B2 |
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JP5409632B2 |
The present invention provides a cutting head of a reamer. At least two wiping pads extend rearwardly from a cutting head forward end. At least one cutting section comprises a cutting edge that extends from the cutting head forward end t...
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JP2014005529A |
To provide a cemented carbide which achieves both thermal crack resistance and abrasion resistance while maintaining initial defect resistance.The cemented carbide of the present invention contains WC particles and satisfies the followin...
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JP5375399B2 |
To provide a machining device of a valve seat surface and a valve guide hole of a cylinder head with which sufficient coolant can be supplied to an area to be machined for improving machining accuracy and the coolant can be supplied to a...
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JP5333033B2 |
To provide a reamer with a guide that facilitates the setting of a support for supporting a guide on a workpiece and can carry out reaming work while suppressing tool deflection when a reamer body is supported by the guide, and a machini...
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JP5326879B2 |
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JP5325210B2 |
A tool comprising a cutting section, on which a multiplicity of blades or cutting edges and flutes are formed; a shank section, which forms a chucking section on a side which faces away from the cutting section, wherein a number of fluid...
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JP5314011B2 |
The expandable reamer (1) has a base body (3), a ring section (R), cutting edge (13,15) which is geometrically defined and provided on the outer surface of the ring section. An adjustment device (21) works on the ring section from inside...
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JP5307809B2 |
Anti-wear coating for rotating cutting tools, e.g. drills, comprises nitrides of chromium, titanium and aluminum. The coating is made smoother by reducing the number of microdroplets in it : An independent claim is included for a method ...
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JP5299215B2 |
To obtain a means capable of quickly and accurately repairing a partially worn bolt hole without removing a flange-shaped shaft coupling from a rotating shaft. An apparatus for repairing includes: a centering tool member 16 for centering...
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JP2013532248A |
A machining method for machining peripheral slots in a disk of a turbine of a turbine engine, such as an airplane turboprop or turbojet, the method including: machining the slots by reaming using a substantially cylindrical reamer of len...
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JP5256240B2 |
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JP5259751B2 |
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JP5235835B2 |
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JP2013519533A |
A tool includes a parent body (12) and at least two cutting inserts (14) fastened directly or indirectly to the parent body (12). A central clamping device (30) is configured to clamp the cutting inserts (14) in an oriented position rela...
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JP2013099844A |
To provide a PCD cutting insert for a machine tool which is improved to be manufactured more economically.In the cutting insert (20) for a machine tool which constitutes a flat-blade formed of polycrystalline diamond materials, and of wh...
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JP2013510730A |
A machine tool bit, such as a tool for drilling, milling, reaming or tapping or the like comprising a work portion (71) and a shank (73) extending from the work portion. The shank (73) is provided with one or more regions of reduced mech...
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JP2013035101A |
To provide a reamer in which width of a margin is secured to improve machining precision and cutting resistance can be reduced.The reamer 10 has an edge part 20 on an outer periphery thereof. The edge part 20 includes first cutting edges...
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JP2013504688A |
A polycrystalline diamond (PCD) composite molded element with a PCD structure bonded to a cemented carbide substrate, with at least a peripheral region of the substrate of at least about 0.1 micron and at most about 0.7 micron of average...
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JP2013504444A |
Embodiments of the invention relate to a reamer for machining a workpiece by chip removal. Embodiments of the reamer can incorporate a holder, having a receiving opening disposed on a workpiece-side end face and having an internal thread...
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JP2013018062A |
To attain sure and efficient cooling and lubrication between a guide pad and the inner circumferential face of a boring hole, in spite of less coolant consumption and lower coolant supply pressure.A cutting edge is installed in the tip e...
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JP2013013983A |
To provide a cutting tool having a chip breaker capable of fully crushing cutting chips, and quickly discharging them to the outside of a through hole.A first blade 16, a second blade 18, a third blade 20, and a fourth blade 22 are dispo...
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JP2013013997A |
To improve a drilling/reaming (hole-expanding) tool.The drilling/reaming tool (4) includes a reamer head (10) having: at least one end-side drilling major cutting edge (14); and reaming cutting edges (22) arranged to a circumferential fa...
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JP5102203B2 |
An interchangeable tool part for a reamer includes a hard metal cutting plate. The cutting surface of the cutting plate is arranged at a distance of at least 0.02 mm from the cutting edge on one side in the region of the cut part and at ...
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JP5101515B2 |
A rotary cutting tool comprises a cutting head which is axially secured to a forward end of a shank by a locking screw. At least one radially extending locking wing of the locking screw is located in at least one radial recess of the cut...
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