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JP09289181 |
To enable a substrate to be accurately cut, by a method wherein the position of a guide line provided for a slice line us detected, and the substrate is cut off along the slice line as corrected on a cutting position. A slice line 101 an...
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JP09286020 |
To obtain a blade displacement controlling device of a slicing machine which can widely control a displacement of a blade. An air pad 28 is movably installed in an axial direction of a blade 16 through a piezoelectric element 40. The pie...
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JP09286021 |
To easily control a cut surface by providing a semiconductor ingot so as to make the same movable in its center axis direction and cutting the semiconductor ingot while controlling the displacement quantity of the ingot in the center axi...
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JP09262718 |
To avoid breakage of a band saw blade at high temperature by detecting the temperature of the band saw blade during the cutting. A band saw blade temperature sensor (e.g. an IR rays radiation thermometer) to detect the temperature of a b...
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JP2703133 |
PURPOSE: To quickly detect the abnormal slicing of a work and deal with the situation automatically. CONSTITUTION: Normality or abnormality of cutting is discriminated by computing the rate of change with time of deflection of a blade 10...
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JP09234650 |
To suppress the loss of cutting oil by attaching a fence main body to a steel material to be freely detached and fixing sealing members integrally made of elastic materials to all of the lower end surface of the fence main body and follo...
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JP09207125 |
To accurately measure the displacement in the vicinity of a blade part and to prevent the interference of the blade part with an initial cut piece by setting the detection position of a displacement detector to the almost central part of...
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JP09174544 |
To decrease warpage of a produced semiconductor wafer by a method wherein detergent is introduced onto a working face of a grinding tool at least as two detergent jets which are exposed to acoustic waves of different frequencies. A plura...
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JP09174502 |
To solve slight dispersion of parallelism of a saw blade to a side face of a base by a method wherein a connection part of a saw cover connected to the base is moved in an axial direction of the saw blade on the base. For a connection pa...
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JP09174378 |
To attain easy mounting/demounting of liquid supply nozzle by providing a fixed part with a fastening part being extendable radially and fitted in a receiving opening part. A fixed part 22 is formed at the main body of each nozzle 7 so t...
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JP09141605 |
To improve the operability by automatically scattering the 'saw dust' stacked at the cut point of a saw blade when a saw blade plate is pulled and pushed to cut a timber in a hand saw having an operating handgrip at the rear of the plate...
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JP09141604 |
To especially well execute cutting along a curvature having a small radius of curvature and to cut a relatively accurate circular contour with high repeating accuracy without requiring other auxiliary means. In a jig saw equipped with a ...
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JP09136217 |
To suppress secondary waste produced in a cutting work to the minimum by providing a radioactive material fixing means, a cooling means to inject cooling compressed air onto a saw blade, and a dust collecting means to collect dust produc...
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JP09117901 |
To realize the cutting out in a near true circle irrespective of the diameter of a circle to be cut out. Under the condition that let the position of a fretsaw blade NB be the origin, the Y-axis be in the feeding direction of a plate mat...
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JP2644675 |
PURPOSE: To obtain a wire displacement compensator for a wire type working device retentive of working accuracy even if the position of a wire is displaced by contact pressure on the wire from a work. CONSTITUTION: Provided is an optical...
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JP2644674 |
PURPOSE: To obtain a machining/feed force controller for a wire-type machining device, with which the contact pressure of a work to a wire can properly be kept so as to enhance the processing accuracy and with which the processing accura...
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JP09109143 |
To make it possible to rapidly return a wire position to a suitable position by rapidly and accurately detecting the change of the wire position caused by the thermal deformation of a guide roller. The wire position adjusting apparatus a...
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JP09094822 |
To correctly detect the displacement of a blade in the axial direction without being affected by the change in the magnetic characteristics, temperature, etc., of the blade from the start of cutting. In a blade 10 having circular inner d...
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JP09066475 |
To invariably maximize cutting speed by automatically exciting an auxiliary drive for advancing a power tool in inverse proportion to the power applied to the power tool by a power drive. When a power tool 37 is driven, the power extract...
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JP2598224 |
PURPOSE: To easily and quickly change the length of a double tube or mount and demount the tube for replacement, regarding a mist lubrication device where lubricating oil and the high pressure air are forcibly supplied from the lubricati...
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JP08336718 |
PURPOSE: To provide a marking device for automatically marking necessary information on an end surface immediately before a barlike work is cut to a specified length by a cutting device. CONSTITUTION: A marking device added to a barlike ...
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JP08336803 |
PURPOSE: To provide a ventilating structure for a power tool which cools a motor efficiently and has excellent fan performance, and can reduce noise. CONSTITUTION: A ventilating structure in a power tool is equipped with a cooling fan 4 ...
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JP08332605 |
PURPOSE: To increase dust collection efficiency in simple constitution by providing an arm in the rear of a base for placing lumber to be cut thereon and providing the suction port of cutting chips that is opened in the front to the arm ...
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JP08323706 |
PURPOSE: To always recover cutting chips with good dust collecting efficiency without damaging material to be cut by providing both a discharge port of cutting chips and a cylindrical body in which cutting chips are induced to the discha...
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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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JP08300301 |
PURPOSE: To treat cooling wind diffused into a blade chamber without influence to the dust collecting function of the blade. CONSTITUTION: A plurality of slits 27 are formed on the circumference of the conical oblique part 4a formed at t...
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JP08300307 |
PURPOSE: To provide a portable dust collecting circular saw in which the end position of a saw blade can be easily confirmed during cutting and which has the high dust correcting rate. CONSTITUTION: Partition plates 12a to 12e having fla...
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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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JP08276419 |
PURPOSE: To eliminate the use of cooling water at a wire saw by arranging cold air spray means for directly spraying cold air to the cutting site of a material to be cut, and duct collecting means disposed above the site. CONSTITUTION: I...
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JP08276420 |
PURPOSE: To reduce the use of cooling water at a wire saw by providing a driver for driving a wire saw via a guide pulley and a water tank cooler arranged between the driver and a material to be cut. CONSTITUTION: At the time of cutting,...
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JP08267446 |
To compensate for the incorrect positions of wire segments when they are shifted off an intended cut face by observing the fluctuation of the positions of wire guide rollers for wire webs and the axial direction of bearing spindles of wi...
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JP08264493 |
PURPOSE: To provide a dicing apparatus which can improve productivity. CONSTITUTION: When a setup segment 86 is moved upward and downward with an air cylinder 94, the lower end thereof takes the lower and upper positions for a blade 58. ...
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JP08258036 |
PURPOSE: To lower the warpage of a slice product by reducing the displacement of the edge of a blade in the slicing of a work such as an ingot. CONSTITUTION: Coolant supply nozzles 2, 3 are provided on the inner peripheral side of a blad...
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JP08244005 |
PURPOSE: To efficiently suck the cut powder on a base to correspond to oblique cutting by attaching a dust sucking nozzle to the base even on either one of the left and right sides of a blade so as to position the suction port thereof in...
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JP08243837 |
PURPOSE: To prevent generation of metal fatigue and thermal expansion in a band saw due to a repeated load, by pressing a curve protruding side to a sinking side to reset the band saw to a linear shape by an external pressure acting in a...
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JP08229731 |
PURPOSE: To efficiently remove cutting chips, sticking to a tip point end when cut a difficult to cut material of stainless steel material or the like, to obtain stable sharpness also to attain extending a life of a chip saw. CONSTITUTIO...
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JP08224731 |
PURPOSE: To stabilize the standard of a blade displacement detector and to prevent trouble such that the position in the blade thickness direction of the displacement detector fluctuates at the time of usual cutting by attaching the blad...
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JP08216147 |
PURPOSE: To detect accurately the displacement of a blade for slicing in the bending direction without being influenced by an electrically conductive body such as a coolant and without having influence on the accuracy of slicing processi...
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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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JP08207014 |
PURPOSE: To prevent saw dusts blown out of a peeping window provided for viewing a serrated edge during cutting operation from blowing against an operator. CONSTITUTION: The saw is so constituted that an air blow-off hole 10 is provided ...
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JP2542305 |
PURPOSE: To provide such a cutting method that flatness of a wafer material is kept at a favorable value and a number of hand dressing times for an inner diameter saw blade can be reduced. CONSTITUTION: A displacement sensor 6 is provide...
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JP08187724 |
PURPOSE: To more accurately regulate the deflecting amount of a blade by presuming the change of the deflecting amount of the blade in advance. CONSTITUTION: Axial load detecting means 17 detects an axial load which operates at least at ...
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JP08187725 |
PURPOSE: To accurately detect the displacement of a blade in the deflecting direction during slicing for quarrying a wafer from a work. CONSTITUTION: A magnet 22 is opposed to a blade 10 which has a slicing inner peripheral blade 11 to c...
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JP08164515 |
PURPOSE: To shorten the detection time of the displacement of a blade and to stabilize a process for detecting the displacement of the blade. CONSTITUTION: An image sensor 56 imaging the light 79 condensed by an optical system 54 is prov...
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JP08150615 |
PURPOSE: To prolong the life cycle of an inner circumferential edge and to enhance quality of a semiconductor wafer by blowing compressed air to the contact part of the semiconductor wafer with the tip part of the inner circumferential e...
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JP08142042 |
PURPOSE: To provide the title apparatus controlled so as to correct the displacement in the rotary shaft direction of the cutting blade of a rotary blade at a point of time when the cutting blade bites in a semiconductor ingot. CONSTITUT...
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JP08142043 |
PURPOSE: To accurately detect the bending of a blade during slicing even across a wafer. CONSTITUTION: When a wafer W is cut off from a work 30 by the inner peripheral blade 11 of a blade 10, a blade bending detection sensor 20 being a d...
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JP08001505 |
PURPOSE: To facilitate the gap adjustment of a static pressure pad nipping the blade of a band saw cutter and the center position adjustment of the gap in a short time. CONSTITUTION: Mounting plates 4, 5, and 6 are laminated in order on ...
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JP07314244 |
PURPOSE: To perfectly recover the waste members and chips for each material by piling the chip and edge member which are recovered by a chip recovering mechanism and the member recovered from a waste member recovering mechanism, for each...
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JP07308916 |
PURPOSE: To improve the flatness precision of a cut face and to enable execution of slicing with an excellent yield by providing a means for changing a liquid supply pressure of a liquid to be supplied to a liquid spray nozzle spraying t...
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