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JP6696508B2 |
Provided is a chain saw configured so that grinding of the blade sections of a saw chain can be performed with a simple method, and so that sparks generated when grinding do not fly to the outside. Provided is a flying-spark prevention m...
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JP6680954B2 |
A sample preparation saw has a base, a housing, a saw assembly mounted to the base, a dressing assembly, a sample clamping assembly mounted to the base, and a reservoir assembly. The saw assembly includes a blade assembly with a rotating...
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JP6674188B2 |
To provide a saw blade capable of effectively preventing cut-bending, and capable of restraining the occurrence of chatter vibration and a washboard, even when cutting a high hardness material.Three saw teeth of providing an ultra-hard t...
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JP2020006497A |
To improve durability by suppressing or preventing chipping in lasting polishing of a band saw chip blade by a grind stone.A polishing method of a band saw chip blade is such that: in a method of performing lasting by polishing by a grin...
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JP6578412B1 |
To provide a method for manufacturing an annular band saw blade capable of obtaining good cut surface quality. The manufacturing method includes a cyclization step, a polishing step, and a tip tooth tip forming step. The cyclization step...
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JP2019000924A |
To provide a setting device that can continuously polish multiple cutting blades formed on an outer circumference of a disc-shaped rotary blade at a time.A setting device 1 of a disc-shaped rotary blade 90 is provided in which multiple c...
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JP6444780B2 |
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JP6424956B2 |
An operator operates a throttle lever and by maximizing the extent of said operation, the drive state is initiated, and the crank shaft rotation rate R increases and reaches the maximal value (RC) thereof. Subsequently, the operator oper...
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JP2018094675A |
To provide a disk blade grinder not requiring adjustment of an inclination angle of a disk grindstone in the middle of a cutting operation, having good cutting efficiency and easy to handle.A disk blade grinder includes: a disk blade sup...
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JP6282913B2 |
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JP6244025B2 |
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JP6171187B2 |
Sharp-edged cutting tools and a method of manufacturing sharp-edged cutting tools wherein at least a portion of the sharp-edged cutting tool is formed from a bulk amorphous alloy material are provided.
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JP2017064838A |
To provide a circular saw carrying-in and carrying-out apparatus capable of improving the carrying-in and carrying-out workability of a circular saw into and out of a honing processing machine, and accurately and securely performing the ...
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JP2017013162A |
To provide a chain saw whose dressing work can be easily performed.A chain saw has a grinding member 8 for grinding a saw chain 5, and an operation part 23 for pressing the grinding member 8 onto the saw chain 5. The operation part 23 is...
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JP2016209986A |
To provide a file for a saw chain capable of further easily and simultaneously dressing an upper blade and a lateral blade of the saw chain, without requiring skill.A file 10 for a saw chain capable of simultaneously dressing an upper bl...
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JP5950377B2 |
Manually setting each tooth has been the only available method for setting a chain saw for both inexperienced and experienced users. An automatic saw set is provided wherein blades such as round files are held by a loop-like chain link s...
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JP2016101626A |
To provide a chain saw for which dressing work can be easily performed.In a chain saw, also an arm 51 is so mounted as to be rotatable around a hand guard rotary shaft 17A as with a hand guard 17, movement of the arm 51 around the hand g...
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JP5877734B2 |
Sharp-edged cutting tools and a method of manufacturing sharp-edged cutting tools wherein at least a portion of the sharp-edged cutting tool is formed from a bulk amorphous alloy material are provided.
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JP2015062985A |
To surely apply truing dressing to a super abrasive grain wire saw.A method for applying truing dressing to a super abrasive grain wire saw 2 having a super abrasive grain 4 covered with a conductive film 5 comprises the steps of: removi...
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JP5669609B2 |
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JP2015020271A |
To provide a method for polishing a chip rake surface of a chip saw and its device in which the chip rake surface can be polished in the R-shape of a small curvature to sufficiently increase the cutting ability, and the efficiency of pol...
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JP5555595B2 |
The device has a frame (13) with head parts (17, 18) and two pairs of guide rods (19, 19', 20, 20') that are connected with each other. Round files (14, 15) are assigned to each pair of rods and are arranged parallel to a longitudinal ax...
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JP5475343B2 |
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JP5180394B1 |
To provide a mass-produced device capable of efficiently extending a waist-entry portion of a circular saw in a circular saw-entry work. A contact angle between a circular saw and a spherical rolling roll is determined by a distance from...
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JP2013508181A |
Embodiments include a polishing fixture that is designed to be provided on the nose of a chainsaw guide bar. Once installed, the operator can apply force towards the guide bar, which causes the actuator to move linearly, causing the abra...
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JP5107846B2 |
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JP5057596B2 |
A grinder capable of correctly grinding a cutting blade with a simple operation being provided. Two channels which can be replaced from above on a guide bar in alignment with right and left blades of a saw chain are provided in a base bo...
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JP2012183605A |
To provide an automated grinding device for a rotary cutter which is not complicated and does not require an additional control device etc. while using a relatively inexpensive AC motor or DC motor.The grinding device for the rotary cutt...
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JP5036028B2 |
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JP2012176451A |
To easily grind a chip saw by using a relatively-inexpensive grinding machine or the like for a metal saw.There is provided a chip saw 1 in which granular diamond 53 is attached to an outer rim of its disciform body 52, and is equipped w...
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JP4769799B2 |
Disclosed is a method for producing a bimetallic saw blade, saw band, or circular saw blade. According to said method, a support band (11) or a support disk made of a first metal is bonded to cutting material (16) made of a second metal ...
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JP2011143485A |
To provide a dressing and grinding device for a saw chain cutting edge which facilitates setting/grinding work of the saw chain cutting edge even by a beginner without requiring peculiarity of a worker and technical skill and reduces lab...
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JP4722320B2 |
A method for dressing a band saw has the endless saw blade moved through a metering system to map the irregularities in the saw blade, i.e. the localised concave and convex displacements in the blade. Pairs of pressure rollers are activa...
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JP2010264583A |
To provide a setting auxiliary tool including a compact lightweight and easy-handling blade length measuring function which clearly guides a blade setting angle during setting of the blade of a chain saw, and also fixes the blade at the ...
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JP4578748B2 |
In installations for truing up band blades, band-saw blades must be precisely measured, in order to be trued up accurately. The band-saw blade to be trued runs over two deviation stations and is trued up in the upper linear guide area. T...
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JP4486972B2 |
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JP4485593B1 |
To make it possible to cope with high and low blades while shortening grinding time by pre-measurement. A transmission type optical sensor composed of a laser beam emitting device and a light receiving element is set as a "continuous out...
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JP4454850B2 |
A tool head (46) in which a tool spindle (52), adapted to be equipped with a disc-shaped tool (100), is supported so as to be driven in rotation about a spindle axis (C), is associated with a workpiece support (82) on which a workpiece (...
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JP4443039B2 |
A tool head (46) in which a tool spindle (52), adapted to be equipped with a disc-shaped tool (100), is supported so as to be driven in rotation about a spindle axis (C), is associated with a workpiece support (82) on which a workpiece (...
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JP4406302B2 |
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JP4380993B2 |
A grinding machine ( 10 ) for double-sided grinding of tooth flanks, in particular hard-metal tipped circular saw blades ( 14 ) is described. The grinding machine comprises two grinding units ( 16, 18 ) each with a grinding body, a first...
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JP4372756B2 |
A segment type diamond tool has diamond particles appropriately distributed on segments of the diamond tool, thereby providing an excellent cutting rate and reducing fine debris generated during a cutting operation. The diamond tool comp...
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JP4362154B2 |
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JP4362222B2 |
A workpiece slide (42) is guided on a workpiece slide guide means (40) which extends transversely of a pivot axis (A) determined by a machine bed (20), the workpiece slide (42) together with its workpiece support (44) defining a central ...
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JP2009172391A |
To provide improved sharp-edged cutting tools, such as blades and scalpels made of bulk solidifying amorphous alloys, and any cutting blade or tool requiring enhanced sharpness and durability.The cutting tool 10 comprises a blade portion...
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JP4197490B2 |
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JP4164524B2 |
A chainsaw sharpener mounted on and forward of the electric motor of a sharpener body (2) via a mounting portion (9) having a guide body (8) with an upper plate face (80) and wall faces (81a to 81e) which have a substantial X-shape as se...
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JP4155501B2 |
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JP4143645B2 |
It is to provide a saw chain sharpener such that while a saw chain is clamped at both ends by a holding plate, which is supported forward of a handy type electric motor, so as to stabilize its sharpening posture, a grinding tool such as ...
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JP4143407B2 |
During the manufacture of a bandsaw blade, a rotary hone forms, in a clearance side of each tooth, a narrow flat land. A leading edge of the land defines a sharp cutting edge. The land has a width no longer than ten percent of the pitch ...
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