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JP3242600B2 |
To decrease the thickness of a cutting blade and produce no blanking waste by arranging the cutting blade along the cross direction of a strip member on the opposite side to a counter blade with the strip member interposed between the bl...
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JP2001347416A |
To provide a cutting device capable of cutting a work object composed of a single member or a composite member by a single tool and improving the service life and reliability.First and second rotary units 110 and 120 have a pair of oppos...
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JP2001525258A |
A pipe cutter having non-rotating, overlapping knives is provided. Also provided is a pipe cutter having non-rotatable overlapping knives wherein one of the knives is continuously reciprocated.
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JP3232285B2 |
To suppress temperature rise in cutting and to prevent the mesh of a side surface from dulling and fine chips from being generated by moving a shear blade along the side surface of a core, cutting coil winding that is wound around the co...
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JP3227473B2 |
To go to a construction site where a building such as an apartment house is to be demolished and to cut waste steel to be discarded without using other heavy machines at the site. This cutting work vehicle is provided with slewing and de...
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JP3228871B2 |
To keep a clearance between a cutting edge for constituting a cutting machine and a receiving edge for constituting a core metal to constant, regardless of a temperature change. A cutting machine 3 is installed on the upper surface of a ...
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JP3228872B2 |
To insert a core metal providing a receiving edge in a thin metal pipe easily and prevent the interference of the core metal with a cutting edge. When a core metal 8 is inserted in a thin metal pipe 10, an expansion/contraction cylinder ...
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JP2001300890A |
To solve the problem of a PET bottle (polyethylene terephtalate bottle) adding to troublesome trash when discarded but providing a resource when recycled, wherein among different methods of recycling devised, although a ring holding a ca...
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JP2001259921A |
To provide a device for continuous and non-cutting separation of a disc or a bolt from a round bar.This device for continuous and non-cutting separation of the disc or the bolt from the round bar comprises a separating and rolling device...
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JP3209841B2 |
PURPOSE: To stably accomplish steel plate cutting, whose line speed greatly differs depending upon the kind of a steel plate to be processed, by connecting, with a link, the crank part of an oscillating crankshaft to a frame provided wit...
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JP2001245939A |
To provide a breaking device for injection needle capable of surely breaking injection needles supplied at random into many very small pieces without no constraints in supply attitudes of injection needles, simple in structure and excell...
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JP3207527B2 |
PURPOSE: To provide a pipe clamping device positive and rapid in action without needing the replacement of clamp pieces in a traveling cutter for a rectangular pipe, a polygonal pipe, and the like. CONSTITUTION: The size of a rectangular...
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JP2001239424A |
To reduce load to a cutting chip handling by efficiently guiding a cutting chip S generated by cutting of a weld bead B to a chopper 4 and cutting it into small pieces.A cutting chip guide 10 is overlapped with a bead cutter 2 disposed o...
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JP2001225221A |
To ensure a high-precision gap by preventing an inclination of a spindle by reaction during steel strip cutting.When the center-of-gravity point C of a spindle system that rotatively supports an upper round tooth (rotary cutter) 1 is, fo...
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JP2001205516A |
To provide an electric welded tube manufacturing device and an electric welded tube manufacturing method for sending a steel plate from an uncoiler through a looper to a molding part, and then welding it by means of a welder to manufactu...
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JP2001510091A |
Apparatus and a process for the high-speed coiling of an aluminum strip. The high speed coiling can be accomplished throughout a continuous casting process without slowing the coiling as the present invention enables the transfer of the ...
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JP2001509439A |
The invention is an apparatus for cutting metal sheet having two rotatable drums, wherein the metal sheet passes between the drums for cutting. Each of the drums has a cutting blade moved into and out of cutting position by an axial actu...
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JP2001170511A |
To provide a rotary blade not generating the backlash or detachment of cutting blades even if reverse rotation toward the rear of a rotary direction or repeated reverse and normal rotations are performed.A cutting blade edge part 9 const...
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JP2001169428A |
To provide a simplified and an economical method and apparatus for improving the process to peel and remove the shielding cover of a cable.In a method for peeling and removing a shielding cover 120 from a cable, the insulating cover at t...
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JP2001162435A |
To provide a hoop material cutter that reduces in the number of part items and enablers such high-precision machining as to smooth the slicing movement of its ram.A spacer portion 1a for maintaining the clearance between a base frame 1 a...
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JP2001162434A |
To provide a hoop material cutter that employs a reduced number of parts and can ensure a smooth sliding movement of its ram and high-precision machining.A base frame 20, a sub frame 21 and a spacer 25 forming a clearance in which a ram ...
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JP2001157909A |
To solve troubles that, when a wide stock is cropped, the cropping length in the width direction is increased, a crop is hooked or bridged in a crop shear or in a crop bag to cause the blocking.Circumferential cutting blades 11 and 12 ar...
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JP2001150225A |
To provide a rotary shear capable of canceling backlash when the backlash ig about to increase during operation.A driving side helical gear 111 is provided to a lower shear drum 102 on a driving side, and a driven side helical gear 112 a...
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JP2001138125A |
To provide a crank type shears capable of smoothly processing a rear end crop part even in the case the rear end crop part having dispersion in length is cut. In this crank type shears, comprising upper/lower crankshafts arranged in uppe...
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JP3159462B2 |
A traveling pipe cutter which includes an upper blade and a lower blade mounted on a blade holder such that the blade holder moves in response to a crank mechanism to cut the pipe with every one-cycle motion of the crank. The clamp which...
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JP2001079712A |
To simply and speedily conduct adjusting work to a guide roller for guiding a moving blade. In this cutter, a moving blade 3 supported by a ram 4 which oscillates to move forward and backward is guided by guide rollers 11a, 11b on both s...
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JP3142626B2 |
PURPOSE: To provide the corrugated fin forming cutter of long life and its manufacturing method by eliminating the deviation of fitting precision of the gear shape blade and eliminating early time wear of the acute angle cutting blade of...
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JP3136156B2 |
A tube cutoff apparatus includes a parallelogram link assembly and a rotary arc ram which orbits 360 DEG to maximize the vertical workstroke of the ram relative to the apparatus and has a lower inertia whereby to cut tubes of increased d...
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JP3135096B2 |
PURPOSE: To facilitate the setting of the rotating position and the converting of the rotation speed of a crankshaft, by providing a rotating position detector to monitor the rotating position of the crankshaft driving a shearing blade, ...
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JP3128777B2 |
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JP3125897B2 |
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JP3122031B2 |
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JP2000288832A |
To cut a thin, soft material even at a low speed area and improve shearing performance, yield and productivity. A drum shear has an upper edge on the cylindrical face of an upper drum and a lower edge on the cylindrical face of a lower d...
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JP2000254816A |
To prevent the engagement of a tail end crop by cutting a metallic plate tail end crop by a tail end cutting blade, further rotating rotary drums until the tail end cutting blade reaches a predetermined angle, then stopping the rotary dr...
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JP2000246537A |
To eliminate the adjustment of backlash, improve working efficiency, and secure the sharpness of a cutter by forming gear for rotating a cutter into an overlap gear, pivotally moving a partial gear in the radial direction with a pin set ...
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JP2000237916A |
To provide a drum type shear capable of certainly fixing a blade to a rotary drum and easily exchanging the blade for a short time. The drum type shear is provided with a bolt of which one end is connected to a fixed block 3 and the othe...
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JP2000225513A |
To safely and efficiently load a waste material of light weight shape steel or the like in a transporting container. A cutter roller 16 for cutting and compressing a waste material is replaceably mounted on a main frame 11 which can be r...
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JP2605723Y2 |
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JP3073753B2 |
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JP2000176742A |
To smoothly chip a wire electrode without loosening it by providing a control device which controls the operation of a motor rotatively driving the roller of a chipping device with the detection signal of a position detecting device to h...
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JP3056069B2 |
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JP3052505B2 |
PURPOSE: To easily accelerate drums before shearing in a drum type shearing machine and easily let plate member running at high speed pass through the shearing machine. CONSTITUTION: Drums 11 and 12 are synchronizedly rotated by gears 31...
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JP3051441B2 |
A cut-off machine especially suitable for handling tubing and including a machine frame (11) defining a work treatment area (12), a ram (22) on the frame adjacent the work treatment area mounted for movement through a power stroke by at ...
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JP2000107928A |
To impart a tension to a thin strip to avoid a cutting failure by varying the rotating speed of either one or both of an inlet-side pinch roll and an outlet-side pinch roll.When a thin strip 10 is cut, the rotating speed of an outlet-sid...
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JP3032228B2 |
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JP3021881B2 |
PURPOSE: To make adjustment of a shearing end projecting amount regardless of a width by extending shearing cutters in the steel strip width direction in the non-linear state and forming them in the non-reflection symmetrical shape on bo...
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JP3017222B2 |
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JP3013415B2 |
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JP3011305B2 |
An elongate object cutting apparatus which can cut an elongate object finely and at a high speed while production of vibrations or noises is reduced is disclosed. The elongate object cutting apparatus is suitably used to cut a flexible e...
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JP2993669B2 |
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