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JP6239823B2 |
The invention relates to a hole-making tool, which includes, on one hand, a basic body (6) having a seat (7), which is delimited by a tangential support surface (19), an axial support surface (20), and a radial support surface (21), and ...
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JP2017202541A |
To provide a double-groove drill reamer capable of improving hole processing accuracy and efficiency by the double-groove drill reamer, and capable of realizing the long service life.In a double-groove drill reamer, drill land and reamer...
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JP2017196688A |
To provide a rotary cutting tool capable of reducing surface roughness of a workpiece after processing.In a rotary cutting tool 101 including a columnar base metal 102 containing a hard metal, and a polycrystalline diamond 103 bonded dir...
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JP2017196686A |
To provide a rotary cutting tool capable of increasing the number of blades.In a rotary cutting tool including a columnar base metal 102 containing a hard metal, and a polycrystalline diamond 103 bonded directly to the outer peripheral s...
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JP2017196687A |
To provide a rotary cutting tool capable of reducing surface roughness of a workpiece after processing.In a rotary cutting tool 101 including a columnar base metal 102 containing a hard metal, and a polycrystalline diamond 103 bonded dir...
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JP6213867B2 |
Provided is a surface-coated cutting tool having both high wear resistance and high fracture resistance and having an indicator function that significantly facilitates the determination of the usage of a cutting edge. A surface-coated cu...
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JP2017177325A |
To make it possible to easily adjust a processing diameter of a tool.A reamer or a similar tool comprises a cutting mechanism 13 including a cutting blade 23, a fastening mechanism 17 which firmly fastens the cutting mechanism 13 to a ba...
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JP6194529B2 |
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JP2017154218A |
To provide a boring tool which is practical in boring a hole.A tool has a steel main body 10 which has a cutting edge 14 on an outer peripheral part and is formed in a cylindrical shape, and bores an inner peripheral surface IS of a hole...
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JP6170322B2 |
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JP2017094467A |
To provide a rotary tool which comprises a cutting part containing diamond and has excellent chip processing performance.A rotary tool comprising a rotary tool body, and a cutting part which is provided on the rotary tool body and has a ...
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JP2017087373A |
To provide a rotary cutting tool that can reduce surface roughness in the vicinity of an inlet of a processing hole.A rotary cutting tool 1 comprises a base metal 10 and a plurality of chips 30 and 130 arranged around an outer periphery ...
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JP2017088917A |
To provide a hard metal alloy excellent in loss resistance and a cutting tool.There is provided a hard alloy having a first hard phase which consists of WC particles, one or more kind of second hard phase which is difference from the fir...
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JP2017080864A |
To secure the rigidity of a front face cutting edge, and to obtain the excellent roughness of a finished surface.A reamer insert having an insert main body 11 which comprises a rake face 12 oriented to a reamer rotation direction T is at...
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JP6120229B2 |
A hard coating includes two first crystalline phases, and a second crystalline phase disposed between the two first crystalline phases. The two first crystalline phases each include, independently, a laminate structure having a Ti 1-x1 A...
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JP2017042870A |
To fragment chips without deteriorating the roughness of an inner wall face of a hole, related to a reamer.In a reamer 10 having a finish blade 20 for cutting an inner wall of a hole, the finish blade 20 has a negative land part 30 arran...
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JP2017030075A |
To provide a hole drilling tool that can supply a sufficient quantity of coolant to a guide pad.A hole drilling tool 1 comprises a tool main body and a guide pad 3. The tool main body has a center shaft, can rotate with the center shaft ...
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JP6071707B2 |
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JP6056611B2 |
A replaceable cutting head stably rotates a head body using a work tool during attachment. An outer periphery of the head body is provided with a plurality of chip discharge grooves extending along a direction of an axis, cutting blades ...
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JP6039543B2 |
The description shows a chip breaker system for a drilling, turning, milling or reaming tool, wherein the chip breaker system comprises: a portion of a flute and a first area which is produced by a progressive cut, wherein a first edge i...
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JP6041282B1 |
[Subject] The Tube drawer device which has a reamer for extending the path of a hole to such an extent that the pipe of a path equivalent to the extracted pipe can be inserted, and arranging the pipe of a path equivalent to the extracted...
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JP6037255B1 |
[Subject] A surface coated cutting tool which is excellent also in high hardness and toughness is provided. [Means for Solution] A surface coated cutting tool is provided with a substrate and a tunic formed in the surface of the substrat...
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JP6013641B1 |
[Subject] Processing efficiency and processing accuracy are raised. [Means for Solution] It is reamer P which has main part 1 of a tool of a cylindrical shape which rotates to a circumference of axial center c, slot 21 of the direction o...
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JP2016175164A |
To provide a holder and a cutting tool which can easily correspond to various functions required for a hydro chuck mechanism such as the improving of swinging-out accuracy and the ensuring of fastening force and drawing force.A holder is...
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JP5995029B2 |
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JP5953173B2 |
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JP5945316B2 |
The burnishing part (3) includes: a mandrel (33); burnishing rollers (31); a frame (34); an adjustment member (35) that presses the frame (34) axially from one end thereof to adjust the axial position of the frame (34) with respect to th...
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JP2016117111A |
To provide a rotary cutting tool capable of suppressing generation of burr.A reamer 1 includes a single crystal diamond chip 30. The single crystal diamond chip 30 is provided with a circumference cutting blade 31 of a single crystal dia...
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JP5932329B2 |
The invention relates to a reaming tool that includes a head (2) and one or more detachable cutting inserts (3) that are fixed in seats (17) in the head. The seat includes a radial support surface (18), a tangential support surface (19) ...
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JP5927685B2 |
A cutting tool (1) having excellent chip treatability and adhesion resistance is provided. The cutting tool (1) includes a hard sintered body (4) in at least a cutting edge and has a rake face (2) and a flank face (3). The rake face (2) ...
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JP2016083725A |
To provide a rotary cutting tool for finishing hole processing, capable of performing processing with high accuracy and high in durability.The rotary cutting tool includes a columnar base metal made of hard metal, and a cutting blade mad...
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JP5918570B2 |
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JP5908716B2 |
A reaming tool including a head (2) and a detachable cutting insert that is fixed in a seat (17) in the head. The seat includes a radial support surface (18), a tangential support surface (19), and an axial support surface (20), while th...
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JP5906842B2 |
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JP5900800B2 |
To provide a base material for a cutting tool, having superior strength and also having superior adhesion with a coating.A base material for a cutting tool comprises a cemented carbide, wherein the surface area within a depth of 2 μm or...
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JP2016034673A |
To provide a diamond-coated cutting tool which can solve problems caused by irregularities on the surface of a diamond coating while maintaining high wear resistance of the diamond coating.A diamond-coated cutting tool has the surface of...
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JP5887158B2 |
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JP2016032863A |
To provide a rotary cutting tool capable of improving roundness and cylindricity of a cutting surface.A rotary surface rotating around a predetermined rotation axis comprises: a base metal; and two chips disposed on an outer peripheral s...
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JP5882846B2 |
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JP5879664B2 |
A cutting tool according to this invention is a cutting tool including a base material and a coating formed on the base material. The base material is a sintered body containing 30 to 80 % by volume of cubic boron nitride, and a binder. ...
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JP5862960B2 |
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JP5858238B2 |
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JP5835308B2 |
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JP5835305B2 |
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JP5835306B2 |
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JP5835307B2 |
To provide a cemented carbide having excellent abrasion resistance.A cemented carbide comprises tungsten carbide particles, and a binder phase having at least one element selected from the group consisting of cobalt, nickel and iron, wit...
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JPWO2013150603A1 |
Provided are a hard coating for a cutting tool and a hard coating coating cutting tool having both excellent wear resistance and welding resistance. A hard phase that is a nitride phase, an oxide phase, a carbide phase, a carbonitride ph...
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JP5811952B2 |
To provide a cemented carbide having wear resistance, initial chipping resistance, and fatigue chipping resistance.In a cemented carbide containing WC particles, (a) an average particle diameter D is 0.8-3.0 μm, (b) a percentage of part...
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JP5811953B2 |
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JP5803707B2 |
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