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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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JP5092506B2 |
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JP2012196762A |
To provide a boundary area for effectively supplying coolant/lubricant into a shaft tool.In the boundary area between the shaft tool and a connection piece 512, a conical fitting face 570 is formed where an outer cone 570 at the end of a...
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JP5035550B2 |
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JP5034528B2 |
To attain high precision in hole position precision, hole diameter size, roundness, straightness and roughness on a finished surface by performing boring and finishing in a single step. A boring drill 1 for a cast hole equipped with cutt...
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JP2012176453A |
To provide a drill reamer having a sufficient guide function and enabling excellent chip evacuation.The drill reamer 1 includes: a pair of drill grooves 12a, 12b formed in a drill body 11 and chips 31a, 31b for drill blade provided at th...
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JP2012520180A |
The invention relates to a cutting tool for a machine tool, comprising a cutting head (1), a shaft (2), and a coupling which removably fixes the cutting head (1) to the shaft (2), said coupling comprising a coupling pin (6) on the back o...
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JP4984277B2 |
The present invention provides a reamer (10), which has a center axis and includes a single cutting edge (20), provided for a cutting part (14) that is arranged at a leading end side. The reamer (10) includes three guide pads (28, 30, 32...
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JP4977468B2 |
The device is fitted with an exchangeable head (1) made all of a piece and of a particularly flat shape. A conical hollow space is located at its lower surface, facilitating the accommodation of the narrow conical upper end (21) of the s...
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JP4970960B2 |
To provide a boring tool to be used in processing the inside diameter of a deep hole with a large diameter, which enhances processing accuracy and flexibility in setting processing conditions by improving the dynamic balance while suppre...
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JP4972967B2 |
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JP4967863B2 |
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JP4966717B2 |
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JP2012121097A |
To provide a shaft-like tool which is such a dividing type that a front and a rear end parts of the tool body are replaceably mounted, and nonetheless performs high precision machining by accurately coaxially making axial lines of the fr...
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JP4952068B2 |
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JP2012106334A |
To provide a multi-flute reamer and a cutting insert therefor.The multi-flute reamer includes: a cutting part having a forward end and a rearward end; and a chip flute with a chip gash opening; and the cutting insert mounted on the cutti...
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JP2012106301A |
To provide a reamer capable of accurately forming a prepared hole.The reamer 1 includes a blade 20 having a rake face 21 and formed of a hard tool material fixed to a base metal 10. The blade 20 exists at only one place on a circumferenc...
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JP4946229B2 |
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JP2012101322A |
To provide a reamer and a method for working a hole, which can prevent burrs from being generated and obtain a desired hole diameter.The reamer includes a columnar section having a columnar shape and rotating in a preset direction about ...
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JP4930313B2 |
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JP4930159B2 |
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JP4929536B2 |
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JP4916540B2 |
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JP4910648B2 |
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JP2012061594A |
To provide a machine reamer tool which enables a material to be saved for inexpensively manufacturing a reamer head, a replacement head for this machine reamer tool, and a shaft.The machine reamer tool includes a reamer head or a replace...
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JP2012507635A |
The invention relates to a wear protection layer for tools such as milling cutters, cutting inserts, injection molds and the like, in particular wear protection layers deposited using physical vapor deposition, said layers having the gen...
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JP4901758B2 |
A tool for working a workpiece has a slot provided between a pair of extremities at its distal end. The extremities have cutting blades mounted thereon. The slot is configured to receive a plate. The tool has a conduit running along its ...
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JP4891491B2 |
The reamer, for fine smoothing of drillings in metal workpieces, has at least one main cutting zone (39) and at least one secondary cutting zone (41). The cutting face (43) is next to the cutters, with an adjacent cutting guide step (45)...
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JP4884742B2 |
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JP2012030359A |
To provide a cutting edge replaceable cutting tip highly attaining both wear resistance and toughness, and highly preventing peeling of a surface layer.The cutting edge replaceable cutting tip includes a base material and a coating layer...
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JP4876748B2 |
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JP4876650B2 |
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JP2012501860A |
A shaft tool for machine tools, has a shaft, a tool head disposed at a shaft end and equipped with at least one cutting element, and a coupling element disposed at the other shaft end for direct or indirect connection to a machine spindl...
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JP4860047B2 |
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JP2012500127A |
A reamer (1) is proposed that comprises a main body (3), that has a first end face (5), in the peripheral face (7) of which grooves (11) are inserted, and that has an inner coolant/lubricant supply including channels (17) which intersect...
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JP2012000684A |
To carry out high precision machining by allowing a tool body axis of a shaft-like tool such as a reamer to exactly coincide with a rotation center line.The shaft-like tool includes a shaft-like tool body 1 to be rotated around an axis O...
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JP2011255491A |
To solve such a problem that an end mill, a reamer and a drill having no supply hole for discharging fluid and having 2-6 cutting edges are generally most commonly used in conventional cutting, however, cutting chips and heat which are g...
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JP4838940B2 |
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JP4831912B2 |
The invention relates to a machine reamer, with a shaft-like base body ( 10 ) and a reaming head ( 12 ), projecting axially from the front face of the base body. According to the invention, the reaming head is in the form of a one-piece ...
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JP2011235429A |
To solve the following problems: when abrasive grains are planted in the shape of lattice or at random and sufficient intervals are not secured between the abrasive grains, grinding dust, which are produced while grinding using a honing ...
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JP4820691B2 |
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JP2011230281A |
To provide a coolant distributor.There is provided the coolant distributor (1) for a rotary cutting head (2) of a machining apparatus. The coolant distributor (1) includes: at least one feeding passage (14) facing the cutting head (2) in...
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JP4816496B2 |
[Task] To provide an insert which is attached to a tool body of a hole machining tool, which can enhance movement balance and rigidity of the tool body by reducing portions cut out from the tool body, and which can simply adjust the posi...
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JP4816723B2 |
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JP2011218553A |
To provide a tool head for a rotating tool with respect to an expandable tool head.The tool head 10 for a rotating tool 2 includes: a basic body 8 having a central axis 6 and an end face; an annular portion 12 arranged on the end face on...
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JP2011206900A |
To provide a reamer capable of improving the circularity and surface roughness of a machined hole of a workpiece.A cutting portion 14 of the reamer 50 is composed of first to fourth cutting blades 26, 28, 42, 46 arranged in the direction...
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JP4797541B2 |
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JP4798669B2 |
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JP4779546B2 |
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