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JP06238488 |
PURPOSE: To provide a manufacture for the coiled steel pipe which prevents the inside surface fold flaws of the coiled steel pipe and gas excellent cold workability by managing the bead height on the inside surface of an electric resista...
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JP06226351 |
PURPOSE: To automate bending, to obtain excellent bending efficiency and bending shape precision of a knife and to surely bend the knife even when the thickness and width or one of them of the knife is large. CONSTITUTION: The device is ...
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JP06228719 |
PURPOSE: To obtain a high rigidity aluminum alloy material by subjecting an aluminum alloy casting, where a part to be bent is formed, to solution heat treatment and to rapid cooling and then applying bending at a specific angle to the a...
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JP06226360 |
PURPOSE: To operate the bending of a metal plate with a linear heating even without depending upon a skillful engineer. CONSTITUTION: After the geometrical information of an initial shape and a target shape is inputted (step 1), the mesh...
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JP06218432 |
PURPOSE: To improve the workability of bending by presetting many kinds of necessary bending angles and carrying out bending of the set angles easily in a machine for bending an edge material into a required shape when the edge material ...
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JP06218438 |
PURPOSE: To finish a steel sheet into many kinds of curved shapes by rolling the sheet continuously with upper and lower dies as it is fed at a prescribed feed interval through the upper die wherein a projecting part is formed with a rad...
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JP06210357 |
PURPOSE: To easily decide a bending position of a cutter material and to improve the workability by providing the cutter material of a punching die to punch a sheet shape material such as a corrugated fiber board, etc., on a bending mach...
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JP06207613 |
PURPOSE: To improve the dimensional precision of a crank shaft by interposing, between an arm part and twist dies, a freely fittable jig tightly bonded to both of them for completely restraining the deformation of the arm part so as to c...
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JP06198370 |
PURPOSE: To bend in a prescribed shape a knife for punching a paper sheet, etc., by varying operation time through a control device. CONSTITUTION: The knife is held by a supporting mechanism 8 and a pressing mechanism 9 against the upper...
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JP06198346 |
PURPOSE: To provide an apparatus and method for simultaneously carry out bends of a bundle of bars having prescribed diameters or below with good accuracy. CONSTITUTION: The bars 13 are superposed one on another within a plane nearly per...
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JP06198350 |
PURPOSE: To manufacture an Al product in which a mechanical strength is improved by holding both ends of the Al material by clamping means, twisting the Al material and applying a compression in the axial direction of the Al material. CO...
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JP06198369 |
PURPOSE: To bend in a prescribed shape a knife for punching a paper sheet, etc. CONSTITUTION: The knife is held by a supporting mechanism 8 and a pressing mechanism 9 against the upper surface of a fixed base 7. The edge part of a proces...
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JP06154889 |
PURPOSE: To effectively bend a sheet metal by winding a sheet metal on a core metal, clamping with an upper and lower slide plates, and sliding forward and backward while pressing. CONSTITUTION: A sheet metal 7 is wound on a winding core...
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JP06142777 |
PURPOSE: To reduce labor and time for the spot burning and bending of structural frames such as lounge members and assembling beams. CONSTITUTION: The device is provided with a turntable 2 set on the base 1 which is freely movable and in...
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JP06099215 |
PURPOSE: To obtain parts high in precision and excellent in productivity by giving torsional torque to a member by synchronizaing the speed of the member extruded from a molding die with an extruding speed in a method of inserting a mate...
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JP06087026 |
PURPOSE: To easily set a bending fulcrum irrespective of the arrangement pitch of a reinforcing bar when plural reinforcing bars are bent in a batch. CONSTITUTION: Under a bending position of plural reinforcing bars W set on a frame 2, a...
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JP06079357 |
PURPOSE: To enable high grade bending or twisting while a spring back amount is precisely predicted regardless of the lot and/or individual difference of a material to be worked. CONSTITUTION: While the load or torque applied on the mate...
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JP06079545 |
PURPOSE: To improve the limit helix angle by forming the surface of a raw material for twisting process in a waveform surface with projected and recessed lines extending from one end to the other end, or in a coarse surface facing from o...
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JP06055223 |
PURPOSE: To change a pitch Pn between coils of a steel strip through a numerical control system by utilizing conversion of drive pulse of a servo actuator when the steel strip is coiled spirally on a mandrel to manufacture a screw. CONST...
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JP06047454 |
PURPOSE: To excellently and uniformly bend the boundary part of a supporting spring by providing a notch in a pressing roller and making the pressing roller freely rotationable in direction virtical to the center axis. CONSTITUTION: Beca...
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JP06047448 |
PURPOSE: To provide a small sized reinforcement bending machine easy to transport and can be used on a building and constructing working site. CONSTITUTION: A vertical center shaft 7 is arranged and fixed on a center of a working stand 1...
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JP06047453 |
PURPOSE: To prevent a tube material from side-slipping or falling down in the case of working and to obtain a highly bending precision. CONSTITUTION: Both end parts of a tube material of straight state to be worked is bent by pressing to...
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JP06039448 |
PURPOSE: To execute a highly precise bending or twisting working without a countermeasure for the amount of springback by repeatedly applying a slight working force at a high speed on a material to be worked regardless of its difference ...
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JP06038327 |
PURPOSE: To provide a wire harness collecting apparatus in which work efficiency can be enhanced without contaminating clothes at the time of collecting work. CONSTITUTION: The collecting apparatus 1 comprises a drive motor 4, a rotary s...
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JP06031361 |
PURPOSE: To reduce handling steps in assembling a large spheical tank by producing a composite plate blank and forming it into a spherical shape. CONSTITUTION: Commercially available metal plates or partial sheets 1a, 1b, 1c of similar p...
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JP06023454 |
PURPOSE: To greatly minimize the flattened quantity of winding tube and to improve productivity by providing a plural number of groove type roller devices for the purpose of roll forming in advance, at a curvature close to that of a main...
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JP06015371 |
PURPOSE: To provide a tube stretch straightening hairpin bender capable of producing hairpin tubes having rectilinear and approximately parallel legs in order to optimize assembly to laminated fins. CONSTITUTION: The outside diameter siz...
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JP06007854 |
PURPOSE: To reduce man-hours and cost for manufacturing dies by forming a rotatable blade in a part corresponding to a tab and providing a rotary die which is flush with a cutting die in a nonworking state. CONSTITUTION: A workpiece W is...
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JP06000541 |
PURPOSE: To bend the steel plate without requiring the skill or the special craft by driving and controlling each driving device and each jack, etc., based on the data for correcting the steel plate that the bent shape value of the presc...
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JP05329544 |
PURPOSE: To bend a stock to be bent such as a bent blade, etc., uniformly, and also, with high precision without depending on skill of a worker. CONSTITUTION: As a moving bend holder, a rotary bend holder 2 is supported so as to be rotat...
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JP05305355 |
PURPOSE: To provide a laying head designed so as to stabilize the shape of the front and tail end parts when small diameter high speed elongated products are formed into series of rings. CONSTITUTION: In a laying head 18 including a tubu...
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JP05293555 |
PURPOSE: To provide a manufacturing device for forming rail by a load at the time of bending of a metallic plate is reduced and an adhesive bending is performed with inexpensive material. CONSTITUTION: Just before the adhesive bending is...
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JP05277568 |
PURPOSE: To provide the bending method by which a cracking is not caused in the joint of the split bodies, in the case of bending at least one of the bifurcate split bodies which confront each other at an interval of a narrow clearance, ...
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JP05245543 |
PURPOSE: To provide the method for bending a sheet material constituted of metals or ceramics, etc., with high accuracy. CONSTITUTION: A metallic film 6 is formed by utilizing thermal spraying, sputtering, etc., of metals on the surface ...
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JP05220535 |
PURPOSE: To use extrusion process in molding a suspension arm made of a light alloy while the increase in thickness is controlled. CONSTITUTION: On the light alloy upper arm 1 of the front suspension, a hole 2 for attaching a rubber bush...
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JP05212451 |
PURPOSE: To bend a long size shape simultaneously, symmetrically or nonsymmetrically, in a single same operation by fixing a hollow long size shape and making a clamping head turn around a bending tool in the second direction supported o...
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JP05208220 |
PURPOSE: To permit the bending work to the rear edge part of a complicated reinforcing bar or a long steel-made bar material by positioning a member to be worked to the height of a working plane at a first position, pulling downward at a...
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JP05200435 |
PURPOSE: To make a bend in the trailing end of a bar for building work by feeding forward the bar with all its bends already made except a bend in its trailing end, by a prescribed length from a feeding section, and shaping the bend in i...
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JP05200434 |
PURPOSE: To work a bus bar in a short time and with accuracy and to improve the workability by rotating a pair of swing levers with a drive device, rotating and moving a sliding plate supported by this lever and longitudinally bending a ...
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JP05185412 |
PURPOSE: To provide a composite-structure roof-tile molding die, by which machining and manufacture are facilitated, and the manufacture of the composite-structure roof-tile molding die. CONSTITUTION: A composite-structure roof-tile mold...
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JP05154567 |
PURPOSE: To make the pass-production possible and to make the loss of stock little by making the stock into solid solution, forming the formed body by applying the twisting force along the center line and then making the formed body into...
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JP05154591 |
PURPOSE: To obtain a formed leaf spring different in spring load by fixing the spring forming part of a workpiece to a lower die and executing bending after the starting position of bending by the spring forming part of a workpiece is ad...
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JP05146881 |
PURPOSE: To manufacture the clad material capable of sufficiently securing joining strength and having little ruggedness on the joining face. CONSTITUTION: A clad material rolling device is provided with rolling mills 1, roll benders 5 a...
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JP05131281 |
PURPOSE: To shape the surface of a metallic component through recessed deformation by melting the surface with a laser beam and resolidifying it. CONSTITUTION: A pulsed laser beam 2 is emitted to a point 6 on the surface of a metallic te...
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JP05123754 |
PURPOSE: To heighten the precision by correcting the diameter and pitch of the existing helical coil. CONSTITUTION: Feeding rollers 22, 23 which are abutted with either of the inner or outer circumference of helical coil H at the central...
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JP05123769 |
PURPOSE: To prevent the twist of a bar and to precisely execute a spiral work by holding the bar between a center roller and an auxiliary roller, feeding the bar with driving of the center roller and progressing the bar while holding wit...
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JP05123770 |
PURPOSE: To bend an elastic material in good dimensional accuracy and stable shape by holding both end parts of the narrow width plate-like elastic material and containing a process for rotating the held one side end at the optional degr...
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JP05096329 |
PURPOSE: To easily bend material to be worked with good bending accuracy by irradiating a bending part of the material to be worked with heating beam, heating it, then, bending it with a bending machine. CONSTITUTION: A laser beam LB osc...
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JP05092220 |
PURPOSE: To provide a method for positioning adjustable minute parts with high accuracy at a short period in positioning the minute parts set to a main body through an arm. CONSTITUTION: Since thermal stress is generated when the arm 4 t...
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JP05084533 |
PURPOSE: To provide an assembly for bending suitable to manufacture the same closed shape by bending a rod bundle in four directions. CONSTITUTION: A disk 16 for bending which can turn in the clockwise direction or the counterclockwise d...
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