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JP2011212804 |
To provide a drilling tool extremely excellent in practicality capable of realizing a long breakage life and stable drilling work even for a small drill of 0.7 mm or less in a diameter, particularly of 0.4 mm or less.In the drilling tool...
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JP2011208268 |
To provide ultrafine particle cemented carbide which is used, e.g. for drilling, milling and cutting such as a PCB drill.The ultrafine particle cemented carbide is obtained by binding tungsten carbide particles having the average particl...
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JP2011206907 |
To provide an edge replacing type cutting tip which effectively shows an attention rousing function without damaging the external appearance and surface smoothness of a machined material.The edge replacing type cutting tip (1) includes a...
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JP2011206897 |
To provide a drill with a long life stably drilling for a long period of time by preventing a coating layer on the outer periphery side of a cutting blade from peeling off to secure the wear resistance and preventing cracking and chippin...
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JP2011206868 |
To discharge a coolant to a cutting blade with high accuracy and secure the supply amount thereof while securing rigidity of a tool body, and to sufficiently secure the bonding strength between a head part and a shank part.This blade edg...
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JP2011206906 |
To provide a rotary tool for a cutting work, a loose top and a base body.The tool includes the base body (1) having a central hole (18) and the loose top having a centering pin (30) which can be inserted into the central hole. The center...
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JP2011206869 |
To discharge a coolant to a cutting blade with high accuracy and secure the supply amount thereof while securing rigidity of a tool body, and to sufficiently secure the bonding strength between a head part and a shank part.This blade edg...
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JP2011206885 |
To allow a valve seat press-fit hole and a valve guide press-fit hole to be simultaneously formed, allow an outer diameter of a blade for forming the valve seat press-fit hole to be expanded, and easily control a diameter of the valve se...
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JP2011200963 |
To provide an extremely practical drilling tool excellent in environment properties and cost performance.This drilling tool is constituted of a body portion 1 including a blade portion 2 formed with one or a plurality of spiral chip disc...
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JP2011194479 |
To provide a drill head for drilling a deep hole, capable of maintaining a very stable cutting state even when the number of times of cuttings is increased, continuously forming a cutting hole superior in roundness, cylindricality, strai...
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JP2011189473 |
To provide a surface coated cutting tool having a hard coating layer for exhibiting excellent chipping resistance and abrasion resistance under a high speed cutting condition of a heat resistant alloy such as an Ni group alloy and a CO g...
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JP2011189436 |
To provide a surface coated cutting tool in which a hard coating layer exhibits excellent adhesion, lubricity and wear resistance under high-speed heavy cutting conditions of high hardness steel.The surface coated cutting tool has, as th...
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JP2011189419 |
To provide a coated tool with excellent wear resistance for use in cutting a metallic material such as high-speed cutting and dry cutting of high hardness steel after heat treatment.The coated tool includes a hard coat made of a TiAl-bas...
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JP2011189469 |
To provide a surface coated cutting tool in which a hard coating layer exhibits excellent adhesion, lubricity and wear resistance under high-speed heavy cutting conditions of high hardness steel.The surface coated cutting tool includes, ...
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JP2011189505 |
To provide an edge replaceable cutting tip capable of preventing the problem of chipping, by effectively indicating the attention arousing function easy in visual observation, without damaging an appearance and surface smoothness of a ma...
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JP2011189471 |
To provide a surface coated cutting tool having a hard coating layer for exhibiting excellent chipping resistance and abrasion resistance, under a high speed cutting condition of a heat resistant alloy such as an Ni group alloy and a Co ...
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JP2011189470 |
To provide a surface coated cutting tool in which a hard coating layer exhibits excellent adhesion, lubricity and wear resistance under high-speed heavy cutting conditions of high hardness steel.The surface coated cutting tool includes, ...
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JP2011189472 |
To provide a surface coated cutting tool having a hard coating layer for exhibiting excellent chipping resistance and abrasion resistance under a high speed cutting condition of a heat resistant alloy such as an Ni group alloy ad a Co gr...
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JP2011189464 |
To maintain excellent processing accuracy, by effectively preventing gathering of chips to a connecting part, even if a guide part is formed in a body.A throwaway type drill 1 has a guide part 5 of the same diameter as a drill diameter D...
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JP2011189435 |
To provide a surface coated cutting tool in which a hard coating layer exhibits excellent adhesion, lubricity and wear resistance under high-speed heavy cutting conditions of high hardness steel.The surface coated cutting tool has, as th...
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JP2011177800 |
To provide a surface coated cutting tool capable of executing the high-speed and high-feed cutting of a high-hardness and hardly machinable material such as Ti alloy, high-hardness stainless steel and Ni-based heat resistant alloy while ...
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JP2011177833 |
To provide a drill capable of continuously executing more cutting work of a high-tensile steel plate.The drill 1 has a substantially columnar shaped drill body 2 having a rake face 4 therein and rotated around the axis O, and a chisel 7 ...
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JP2011177825 |
To provide a surface-coated cemented carbide drill showing excellent lubricating property and oxidation residence and exhibiting excellent wear resistance over long use.In the surface-coated cemented carbide drill, a plurality of coated ...
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JP2011177799 |
To provide a diamond-coated cutting tool which has low cutting resistance and excellent abrasion resistance in cutting a hard-to-cut material.The diamond-coated cutting tool has a diamond coating of diamond crystal grains wherein peaks o...
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JP2011177890 |
To provide a cutting edge replacement type cutting tip capable of effectively exhibiting attention-arousing function without impairing appearance and surface smoothness of a material to be cut.The cutting edge replacement type cutting ti...
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JP2011173175 |
To provide a surface coated cutting tool whose hard coating layer exerts superior heat resistance and deposition resistance in high speed cutting of a high hardness hard-to-cut material.In the surface coated cutting tool, the hard coatin...
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JP2011173176 |
To provide a surface coated cutting tool whose hard coating layer exerts superior heat resistance and deposition resistance in high speed and high feed cutting of a hard-to-cut material such as a Ti-alloy, stainless steel and the like.In...
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JP2011173215 |
To provide a drill with high rigidity and high performance for ejecting chips.The drill 1 includes: a shaft portion 20 rotatable on an axis; a pair of flute portions 21a, 21b helically extended on the shaft portion 20, and arranged at po...
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JP2011173174 |
To provide a surface coated cutting tool whose hard coating layer exerts excellent heat resistance and deposition resistance in high speed cutting of a hard-to-cut material such as a Ti-alloy, stainless steel and the like.In the surface ...
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JP2011167809 |
To form a circular hole of a tank formed of a synthetic resin not only preventing the remaining of chips and the like but also preventing the breakage of a blade and the deformation of the tank.The tank boring device 1 is constituted of ...
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JP2011167834 |
To perform accurate cutting by fixing a bite for cutting a valve seat surface to an attachment seat with a high attachment rigidity, even if the leading end of a tool body is reduced in diameter in a cutting tool for coaxially cutting a ...
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JP2011167770 |
To provide a diamond coating tool having a diamond coated film exhibiting excellent chipping resistance.In the diamond coating tool, the diamond coated film is formed on a tool base body surface comprising a cemented carbide sintered bod...
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JP2011167794 |
To provide a surface coated cutting tool with a hard coating layer demonstrating excellent chipping resistance and wear resistance under a high speed cutting condition of a heat resistant alloy such as an Ni-based alloy or a Co-based all...
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JP2011167823 |
To provide a surface coated cutting tool having on its surface a coating film compatibly provided with wear resistance, chipping resistance and adhesion.The surface coated cutting tool includes a base material 110 and a coating film form...
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JP2011167793 |
To provide a surface coated cutting tool with a hard coating layer demonstrating excellent wear resistance under a high speed cutting condition of a heat resistant alloy such as an Ni-based alloy or a Co-based alloy.In the surface coated...
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JP2011167784 |
To provide a surface coated cutting tool having a coating film with wear resistance, chipping resistance and adhesion on the surface of the tool.The surface coated cutting tool includes a base material and a coating film formed thereon. ...
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JP2011167792 |
To provide a surface coated cutting tool whose hard coating layer exerts excellent wear resistance under a high speed cutting condition of a heat resistant alloy such as an Ni-based alloy, a Co-based alloy.In the surface coated cutting t...
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JP2011167777 |
To provide a drill with a small diameter used for drilling a print substrate or the like and excellent in fracture resistance, and also to provide a manufacturing method for the same.The drill is made of cemented carbide mainly composed ...
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JP2011167776 |
To provide a drill with a small diameter used for drilling a print substrate or the like and excellent in wear resistance, and also to provide a manufacturing method for the same.The drill is made of cemented carbide mainly composed of W...
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JP2011161585 |
To provide a surface coated cutting tool having a coating film with wear resistance, chipping resistance and adhesion on a surface.This surface coated cutting tool includes a base material and the coating film formed on the base material...
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JP2011161590 |
To provide a surface coated cutting tool having a coating film with wear resistance, chipping resistance and adhesion on a surface.This surface coated cutting tool includes a base material and the coating film formed on the base material...
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JP2011156616 |
To provide a method of producing a member having a bottomed hole, configured to improve yield of a material and durability as a cutting blade by using a two-point supported cutting wire to form a hollowed bottom, while significantly redu...
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JP2011156658 |
To provide a drill that makes a hole have no positional displacement and that forms no unevenness on the inner wall of the hole.A torsional angle θ1 of a chip discharge groove 20 of a drill 10 is set in the range of 30 to 50°. This can...
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JP2011152598 |
To provide a drill head for deep hole cutting which improves hole drilling accuracy and straightness by also allowing thrust force of a center-side cutting blade to be exerted inwardly in a radial direction toward a central axis.In the d...
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JP2011152627 |
To provide a surface-coated cutting tool having a hard coating layer exhibiting excellent chipping resistance and wear resistance in high-speed heavy cutting.In the surface-coated cutting tool, a hard coating layer comprising a lower lay...
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JP2011136415 |
To provide a drilling tool adapted to improve regarding the operation performance.The drilling tool is a drilling tool comprising a plurality of parts composed of at least one drilling unit body (6) and a drilling unit head (4) which can...
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JP2011136530 |
To provide a drill bit with a core discharge aperture, which is attached for use to a general purpose driving tool such as an electromotive drill by increasing strength to a spiral failure.In the drill bit 1 having a cylindrical body 2, ...
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JP2011136347 |
To provide an identification symbol imparting method capable of vividly imparting an identification symbol to a drill.The identification symbol imparting method of the drill includes: a step of carrying out substrate treatment of an iden...
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JP2011131347 |
To provide a diamond-coated cemented carbide cutting tool having excellent adhesion property to a base body surface of the tool and exhibiting excellent peeling and wear resistance in high speed cutting of hard-to-cut materials such as C...
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JP2011125984 |
To provide a surface coated cutting tool having superior heat resistance, superior abrasion resistance and superior lubricity.The surface coated cutting tool includes a base material and a coating formed on the base material. The coating...
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