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JP03094089 |
PURPOSE: To enable lug straightening while an anode is held suspended in an electrolyte by providing a tool formed by mounting a handle for straightening a lug twisted in slot by rotation to the upper part of a slender shaft having a cro...
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JP03090215 |
PURPOSE: To obtain the web height uniformized over the whole length by cold- rolling the webs at both ends in the lengthwise direction of a material to be straightened with a pair of facing rolling-down rolls on the outlet side of a roll...
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JP03065991 |
PURPOSE: To perform dent correcting operation without disassembling the trumpet by dividing the mandrel lengthwise into parts which are shorter than the length between the bell tip of the trumpet and the bell-side tip of the mouth pipe. ...
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JP03064418 |
PURPOSE: To improve physical properties uniformly in the longitudinal direction by turning a cylindrical body around the axis in the longitudinal direction, and blowing the cooling liquid medium against the surface of the cylindrical bod...
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JP03052716 |
PURPOSE: To prevent the generation of necking in the vicinity of an end face and thickening of the outside diameter by detecting a fact that the part of a bar stock passing through straightening rollers is the part of prescribed length f...
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JP03032425 |
PURPOSE: To grip a section between the upper and the lower gripping members and to prevent deformation of the section of different thickness by interlocking the upper gripping member which descends together with a frame, and the lower gr...
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JP03032424 |
PURPOSE: To straighten the root-bend of a tuber with high efficiency by inserting and pressing the tube by two pieces or more of straightening rolls, bringing the tube to spiral movement by a skew rotation of at least one piece of straig...
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JP02307646 |
PURPOSE: To straighten to a prescribed blade shape by rotating one of an impeller or a straightening jig centering around a shaft of the impeller, and pressing and straightening a blade in which the straightening jig is laid down excessi...
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JP02303630 |
PURPOSE: To straighten camber by providing a groove being deeper than height of a projection and having wider width than width of the projection on a position corresponding to the projection of that which has no projection of a die piece...
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JP02290621 |
PURPOSE: To enable grinding and cleaning over the overall periphery of the total length of bar by providing a forced rotating section for bar on this side of a surface grinding and cleaning section like a shot blast, etc., when the rolle...
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JP02290616 |
PURPOSE: To improve the yield of material to be formed and the cycle of products by providing a detecting device with which the end faces of material to be formed are detected on the chuck part of a tail stock and headstock for the mater...
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JP02284719 |
PURPOSE: To prevent the generation of a corner crack on the side face and bottom of a key groove by disposing the key groove in such a manner that the bottom thereof exists in in intermediate layer at the time of welding and integrating ...
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JP02284717 |
PURPOSE: To facilitate a shape steel straightening operation by transmitting the driving torque of a main spindle to stationary side rollers via a 1st sleeve and to moving side rollers via a 2nd sleeve by the shape steel straightening ma...
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JP02284718 |
PURPOSE: To prevent the permanent set in fatigue of a key groove existing on the inside layer of the setting ring of the roller for a shape steel straightening machine by build-up welding a hardened layer via a build-up lower layer to th...
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JP02280921 |
PURPOSE: To bend a pipe without generating wrinkles and flattening the pipe and while keeping a given section by rolling down nearly the whole outside peripheral surface of the pipe nearly uniformly in the peripheral direction, plasticiz...
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JP02268921 |
PURPOSE: To enable sizing on a cylindrical metallic product of various cross-sectional shapes by inserting into a cylindrical metallic member a mandrel of metal whose thermal expansion coefficient is larger than that of the member, heati...
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JP02268920 |
PURPOSE: To always rotate a work roll or a backup roll by providing a groove on the surface of the backup roll in the circumferential direction and fitting an elastic ring having an outer diameter slightly larger than the outer diameter ...
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JP02263518 |
PURPOSE: To automatize the adjusting operation of a straightening roll and to reduce the operating time by supporting the straightening roll on a rotary table pivoted freely rotatably so that it intersects a supporting axis and moving th...
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JP02263517 |
PURPOSE: To reduce the working time for adjusting a straightening roll by supporting the straightening roll on a rotary table pivoted freely rotatably so that it intersects the support axis and rotating the rotary table through a hydraul...
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JP02258120 |
PURPOSE: To obtain a die for punching the bottom of a bottomed cylindrical work having both a sizing function and a function for punching the bottom by contracting the diameter of a die surface very finely at a specified draft and provid...
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JP02258129 |
PURPOSE: To regulate the inside peripheral part of the middle hole of a boss part into a prescribed shape simultaneously with a press treating by accumulating an energy in an energizing member when die is clamped and mold-releasing a pun...
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JP02251316 |
PURPOSE: To correct bends with a single correcting operation irrespective of an individual error to a member by completing a process of putting a corrected load when a displacement after the rate of increase of corrected load to the disp...
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JP02251317 |
PURPOSE: To automatically obtain an optimum straightened value by correcting the corrected amount when the amount of bend of a member straightened in accordance with a certain straightening amount is beyond the tolerance. CONSTITUTION: F...
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JP02247016 |
PURPOSE: To offer a straightening ring having a long service life by welding the outer peripheral part of an inner layer integrally with the inner peripheral part of the inner layer to form the inner layer and forming the inner periphera...
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JP02247015 |
PURPOSE: To offer a straightening ring having a long service life by building up a build-up hardened layer of high hardness tough material on the inner peripheral surface in the key groove of an inner layer through a build-up lower layer...
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JP02247017 |
PURPOSE: To improve the quality of a steel tube by measuring the distribution of curvatures at the tube end without putting any load on a straighten roll at a 1st rotation, calculating an average curvature from this and controlling the r...
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JP02241618 |
PURPOSE: To easily straighten the bend at the end part of a steel tube by providing an upper and a lower die having a curvature to correct the spring back of the steel tube in a warm straightening time and a caliber fitting to the outer ...
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JP02241617 |
PURPOSE: To prevent flaws from arising on a work roll on account of speed difference by sticking an elastic ring having a diameter a little large than the outer diameter of the roll of a backup roll to part of the back up roll. CONSTITUT...
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JP02229620 |
PURPOSE: To correctly straighten a bar by imparting deformation opposite to curvature formation which is decided with the last three staggered rolls of a straightening assembly to the bar on just downstream side of the straightening asse...
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JP02224820 |
PURPOSE: To conduct straightening with a single machine by aligning a working plane from a horizontal position to positive inclined position, to a vertical position and to a negative inclined position and, in such a case, downward moving...
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JP02220722 |
PURPOSE: To supply the residual material as a product of different specifications without deteriorating the quality by providing a working/feeding unit provided with a slitter and a leveler on the downstream of a payoff reel, working a l...
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JP02220713 |
PURPOSE: To correct the diametrical dimension of each metallic ring within a small range of tolerance by putting the metallic rings having a segmental part and an inner diameter smaller than the outer diameter of a correcting jig each on...
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JP02217111 |
PURPOSE: To chuck an extruded material at a low cost by advancing a liner for supporting a lower jaw actuated with a hydraulic cylinder to support chucking reaction after the lower jaw is lifted to the lower surface of the end of the ext...
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JP02211911 |
PURPOSE: To prevent the generation of flaws and to improve the quality of products by forming a thermal sprayed layer composed of wear resisting material to be prevented the generation of flaws due to the contact of a flange edge of shap...
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JP02207921 |
PURPOSE: To set an accurate set-up by predicting the wear amount of a roll at the external contact point between the roll and a tube to be straightened and setting a roll position and an oblique angle of the roll based on this predicted ...
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JP02207922 |
PURPOSE: To give uniform lifting force to a rail by providing a lifting member int he vertical direction on a reaction force frame of a triangular truss, and hooking symmetrically a hook which can be locked to a collar part of a rail hea...
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JP02192820 |
PURPOSE: To straighten bends in excellent accuracy by calculating the inclination of a load removing curve previously from a load-displacement curve of one tube of a lot when the straightness of a bent tube or a bar stock is straightened...
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JP02187216 |
PURPOSE: To manufacture high-strength deformed section shapes efficiently, at low cost and stably by passing high-strength material through an annular furnace, running the annular furnace along the high-strength material, heating the hig...
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JP02182320 |
PURPOSE: To detect the fluctuation and variance of the properties of a stock to be straightened appropriately without any timewise delay, and to eliminate the effect by measuring the straightening force by at least one of straightening r...
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JP02169114 |
PURPOSE: To surely set rolls by forming the area in which vertical rolls correspond to flanges of a material to be rolled in a projecting arc shape of a radius having a starting point in the center of the roll and the side area in which ...
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JP02165815 |
PURPOSE: To recombine rollers in small manhours and safely by providing a specified number of hand parts on a beam in the direction rectangular to a traveling direction of a carrier so that their positions can be adjusted vertically and ...
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JP02165816 |
PURPOSE: To prevent rolling flaws from occurring and the sides of the roll body from being press-contacted with a product by providing a hardened layer obtained by cladding by plasma welding high alloy powder on the external peripheral p...
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JP02160118 |
PURPOSE: To automatically change rolls by traveling a pair of beams intersecting at right angles to the path line of a straightening machine along the path line and installing a vertically movable roll-clamping device to a trolley device...
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JP02151318 |
PURPOSE: To automatically correct the out-of-roundness over the entire length of a steel pipe by disposing correcting stands to a pipe expanding line, then advancing and retreating the respective correcting rolls, thereby correcting the ...
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JP02147120 |
PURPOSE: To obtain the approximate straightness by forming weak bent areas in the opposite direction of a saddle camber on the parts corresponded to joint between adjoined presses by giving camber to punches and dies in the same directio...
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JP02147119 |
PURPOSE: To save the labor of a changing job by installing the cantilever mandrel on which a sleeve is fitted outside to slide freely, the gripping arm for fitting leveling rolls on the mandrel and inserting leveling rolls into the princ...
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JP02142618 |
PURPOSE: To prevent automatic straightening devices from malfunctioning or being broken by detecting the amount of bend of a welded H-shape steel and the temperature of its upper and its lower flange, making an arithmetic processing of t...
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JP02127923 |
PURPOSE: To bend or straighten a work having an elastic and plastic deformation characteristic by maintaining a play between mutually adjacent indenting elements and force distributing elements and between these elements and a supporting...
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JP02112825 |
PURPOSE: To eliminate the fluctuation at the time of starting counting and to improve the efficiency of operations by measuring the moving distance of a pulling side grip head from the point of the time when a detection signal of a means...
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JP02080120 |
PURPOSE: To enable lower roller changing even when there is no place for pulling out rollers by forming a rotary bearing for a tilting arm the free end part of which reaches the region of roller holding bodies with a pin. CONSTITUTION: A...
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