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JP09070713 |
To always correctly and efficiently cut H-steel without causing cutting bending or cutting tool nipping phenomena despite of a wide width H steel, and chatter or deformation of material despite of a narrow width and thin H-steel, under r...
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JP2613156 |
PURPOSE: To obtain a bench circular sawing machine capable of easily conducting a tilting operation of a longitudinally tiltable circular sawing machine body provided with a motor on its side part. CONSTITUTION: A motor is disposed on th...
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JP09047916 |
To cut a work of, for example, columnar-shape, cylindrical-shape, applying reduced load to a saw blade so as not only to heighten cutting speed remarkably but also to improve cutting accuracy and the life of the saw blade. A work of, for...
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JP09047914 |
To cut a round and a square pipe with the same cutting blade and make small the stroke of cutter as much as possible. Two rotatable cutters 2, 2 are arranged at the same distance from the center (o) of a rotary disc 1 at positions on the...
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JP09011028 |
PURPOSE: To provide a disk cutter on a movable carriage freely movably in the longitudinal direction so as to carry out horizontal cutting safely and precisely without any danger such as a fire. CONSTITUTION: A guide rail made of an H st...
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JP09011029 |
PURPOSE: To reduce the size and cost of a cutter with a clamp which is provided with a clamping means fixing a workpiece in the predetermined position on a workpiece mounting base, a freely openable cover covering the workpiece fixed by ...
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JP09011036 |
PURPOSE: To suppress generation of friction between chips and a cutting end face by arranging a plurality of outer circumference cutting edge parts, in each of which a ridge part between an outer circumference flank in the outer circumfe...
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JP09011031 |
PURPOSE: To surely fix a short workpiece so as to carry out angle cutting by closely arranging workpiece positioning vertical faces, which are required on both of the left and right sides of a cutting part, on both of the left side and t...
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JP09011030 |
PURPOSE: To precisely stop a saw frame in a retraction limit position by positioning a piston in a cylinder end in the retraction limit position for the saw frame and arranging a cushion device in the cylinder end. CONSTITUTION: A saw fr...
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JP09001421 |
PURPOSE: To simply position and fix a working means, which is movement- adjustably arranged to a rotation spindle, to the rotation spindle. CONSTITUTION: In a spindle fixing device 20, a first sleeve 22 is insertedly arranged on a rotati...
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JP09001502 |
PURPOSE: To save the working labor of supporting members and consequently contrive to reduce the production cost of a sliding circular saw by a method wherein the parallelizing of two sliding bars for slindingly supporting a circular saw...
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JP09001420 |
PURPOSE: To provide a manual cutter capable of finely and safely operating a presser bar provided with a rotation blade by a simple mechanism. CONSTITUTION: A double acting hydraulic cylinder 6; both ends of which are connected to the gi...
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JP08323536 |
PURPOSE: To rationalize a cutting work by cutting more than two spots of a work or a bar tubular body at a time. CONSTITUTION: In the case where plural pieces of a work W or a bar tubular body are placed on each mount 12 of three cutting...
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JP08323532 |
PURPOSE: To provide a guiding device for a pipe cutter capable of being made in a simplified structure with low cost, lessening contact resistance with a guide ring and making highly precise cutting work and groove work possible through ...
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JP08318426 |
PURPOSE: To remove chips in a cutter efficiently by providing a hood which has an insertion port for an object to be cut on a side, has a take-out port of an end to be cut in a lower section, and has a chip take-out port more forward in ...
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JP08309616 |
PURPOSE: To improve the safety and the profitability by specifying the number of blade, and inserting a protecting plate into a tube to be cut so as to eliminate the wrong cutting of a communication cable. CONSTITUTION: Steel blades 10 a...
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JP08309615 |
PURPOSE: To provide a portable cutter with ruler, which can accurately and quickly cut a metal tube and a synthetic resin tube and other long size construction material. CONSTITUTION: A ruler 16, which is formed with a scale of the lengt...
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JP08309617 |
PURPOSE: To effectively prevent the dispersion of the chip, which is generated by a portable circular saw, to the worker side. CONSTITUTION: In a portable circular saw 1, a base 4, on which a material to be cut abuts, is provided in a bl...
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JP08294816 |
PURPOSE: To reduce fatigue given to an operator, and accurately and quickly patch up an inner peripheral edge by adjusting a tensioning screw while observing a position of the edge tip on a display, and putting the edge tip in an allowab...
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JP08290325 |
PURPOSE: To provide an automatic circular saw cutter that can perform high accuracy cutting rapidly besides having a small cutting margin. CONSTITUTION: A cutting mechanism part 2 provided in such a way as to be reciprocated relatively t...
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JP08290324 |
PURPOSE: To dispense with a conveying side workbench for delivering workpieces and shorten the length of a working bench to the length of workpieces by pressing down the workpieces to the workbench by the lower face of a pressing base, a...
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JP08281603 |
PURPOSE: To reduce the dimension from the upper to the lower and from the front to the rear and improve operational properties by disposing the rear side of a plane including motor brushes and a driving axial center of a housing in a man...
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JP2570059 |
PURPOSE: To directly remove cutting burrs through chamfering when a tube continuously discharged from a tube manufacturing machine is cut off with a saw blade synchronizing with the tube manufacturing speed by adjusting the elevatable qu...
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JP08276317 |
PURPOSE: To prevent an injury on the pipe surface in the cutting method by a rotary hot saw, by supporting the pipe by the segment with groove of a guide wheel. CONSTITUTION: In the cutting method to cut a pipe 4 by a rotary hot saw whil...
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JP08267315 |
PURPOSE: To provide a working device, automatically carrying out a job for cutting work to form an opening part upon cutting plural pieces of medium beams equipped in a fence body of a guard fence in the longitudinal direction. CONSTITUT...
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JP08261386 |
PURPOSE: To provide an existing pipe cutting method which is so constituted as to simplify a mechanism and structure and besides reduce an amount of chips generated during cutting, and decrease the generation of noise. CONSTITUTION: A wa...
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JP08257832 |
PURPOSE: To easily and quickly cut pipes having not only small diameters but also large diameters by fixing a rotation driving means to a machine base and providing a revolution driving means for rotating a rotary body around the pipe. C...
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JP2565834 |
PURPOSE: To provide a metallic material cutting device by which a cutting surface having very high precision can be obtained without any special grinding/ polishing work. CONSTITUTION: In a metallic material cutting device provided with ...
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JP2568953 |
PURPOSE: To simplify structure and to improve productivity by providing rotating cutters on two opposite faces which can be brought close and separated from each other. CONSTITUTION: A cutter frame 12 is moved right and left under holdin...
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JP08252719 |
PURPOSE: To provide a panel cutting off device which can cut off a panel easily and efficiently without an attendant operator, and can be easily applied even in the case of cutting off the bent part of narrow width of the panel, or in th...
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JP08252801 |
PURPOSE: To realize the positioning of a rocking arm at three angles by a single operating pin. CONSTITUTION: By three stoppers 40, 42 and 48 formed on a supporting member, the rocking arm 6 is adjusted at the rightward rocking limit ang...
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JP08229730 |
PURPOSE: To cut a bar even in the case of relatively densely arranging the bar of reinforcing steel, resin pipe, etc. CONSTITUTION: A bar cutting device 10 is provided with a tool guide device constituted by a guide member 42, guide wall...
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JP2556958 |
PURPOSE: To flatly cut an end face perpendicularly to the axis even when reinforcing steel and the like is longitudinally arranged by providing a rotary operating lever operating a rod clamping device to a fixing operation position, in w...
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JP08210389 |
To provide a clutch capable of quickly decoupling a machine from a motor when the machine operated by the motor such as a cutter becomes inoperative. A centrifugal weight 16 moved radially by centrifugal force is arranged in a clutch 1. ...
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JP08197408 |
PURPOSE: To provide cutting method for an object to be worked for holding a cutting surface accurately in a plain without treating flattening by post working. CONSTITUTION: An object to be worked is cut by a cutting grinding wheel along ...
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JP08192313 |
PURPOSE: To surely prevent a cutting liquid from leaking by means of an inexpensive device by inserting a bag body formed of an elastic material into a rear end opening part in a pipe material and injecting the fluid to the inside of the...
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JP08174333 |
To develop an improved durable mechanism for limiting deflection of a shaft with a high allowable degree. An apparatus limits deflection of an armature shaft 38 of an electrically powered tool such as a hand held saw 10 or a drill. The a...
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JP2537141 |
PURPOSE: To carry out marking alignment for a material to be cut exactly and easily by mounting a circular sawing machine body supported to a base which can be moved vertically above a table, and forming a line for marking alignment for ...
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JP08168922 |
PURPOSE: To reduce costs by simplification of a facility as well as to improve automatic cutting efficiency by connecting a shape to a shape by a shape connecting device, and continuously and automatically cutting them while avoiding the...
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JP08155727 |
PURPOSE: To form a slit of particular width along the axis of a tube without damaging a cable restrain dislocation to the axis of the tube. CONSTITUTION: Two rotating cutting edges 16 (16-1, 16-2) separated from each other at a prescribe...
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JP08155728 |
PURPOSE: To form a slit of particular width along the axial center of a tube without damaging a cable restrain dislocation to the axis of the tube. CONSTITUTION: Two rotating cutting edges 16 (16-1, 16-2) separated from each other at a p...
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JP08141828 |
PURPOSE: To provide a steel pipe cutting method improving cutting efficiency. CONSTITUTION: A rotatory-driven milling cutter 11 is relatively moved in the tangential direction to an optional point P in the inner peripheral surface from t...
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JP08141831 |
PURPOSE: To improve the accuracy of geometric position relation of each cut face of an unstable workpiece such as round material and position a workpiece easily and rapidly. CONSTITUTION: A material feed conveyor 15 is provided on the re...
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JP08141907 |
PURPOSE: To provide a pipe cutter capable of easily cutting a large-diameter pipe having an obstacle with a simple mechanism. CONSTITUTION: This pipe cuter is provided with a rotary head 3 having an outer diameter smaller than the inner ...
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JP08126911 |
PURPOSE: To prevent burrs from being generated at the cut section of a metallic bellows tube. CONSTITUTION: A cutting jig of a metallic bellows tube consists of a cylindrical body 10 through which the metallic bellows tube A can be passe...
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JP2518773 |
PURPOSE: To make a device small-sized and lightweight and cut a rail at high precision into a thin cut end by providing a rotary grinding wheel on the free end of a cutting arm in contact with the upper face of the railway rail at a prop...
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JP08108314 |
PURPOSE: To improve the accuracy for determining the geometric relations between every cutting planes of an unstable work like a round material, rotate the round material to obtain various kinds of cutting planes, and facilitate and spee...
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JP08099216 |
PURPOSE: To eliminate ineffective movement of a saw after cutting of a section by carrying out the detection of the cutting completion time of the section by means of the discrimination between the vibration of the section during cutting...
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JP08090334 |
PURPOSE: To make improvements in product quality by getting rid of any fear of an inexpedient flaw being produced in a hot steel pipe. CONSTITUTION: An inlet side conveying roll 10 is of hourglass roll with a Vgroove, and its roll shaft ...
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JP08085017 |
PURPOSE: To cut a small diameter pipe without leaving any burr or causing any deformation thereto by inserting a pipe to be cut into a rotating body having a cutter unit protruding on its inside circumferential surface and processing the...
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