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JP2653330B2 |
PURPOSE: To carry out an automatic continuous monitoring of the amount of deviation that is caused due to the deterioration of shear pins between members on the driving and driven shaft sides which are connected with the shear pins in a ...
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JP2650093B2 |
A rolling block for rolling metallic bars or wires, has a plurality of rolling frames arranged on successive frame spots and each having three rollers arranged in a star-like manner and radially adjustable with respect to a longitudinal ...
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JPH09225512A |
To eliminate a surface flaw of stock which is likely produced when a speed set value of rolling roll is zero. An output of a speed controller 4 is limited to the max value (±VMAX) or less by a limit value computing element 6 arranged to...
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JP2644136B2 |
PURPOSE: To correspond to different sizes of a product through a single three- roll mill by providing plural couplings for connecting a drive shaft part and plural supporting carriages for setting a rolling central height after the rolli...
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JP2540986Y2 |
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JP2540897Y2 |
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JP2627659B2 |
The present invention relates to a wire-rod block which forms part of a wire rolling line and which includes two roll rings, between which the wire rod is rolled, and which further includes an input drive shaft and a gearing for transmit...
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JPH09155414A |
To provide a tube stock of excellent dimensional accuracy by keeping a taper plug in the full-float condition with one pair of four-roll stands as large diameter roll and with the other pair as small diameter rolls to dispense with the p...
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JPH09155401A |
To provide a rolling mill with which the adjustable range of size is wide and simplification of equipment is enabled at the time of rolling round bars and wire steel. The final finishing mill to a material 15 to be rolled is composed as ...
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JP2609235B2 |
Actuator device for axially shifting rolls which can be powered rolls journaled by way of radial bearings in holding elements in a rolling mill frame, uses hydraulic cylinders. At the drive side, the journal portions of the working rolls...
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JPH09122718A |
To easily improve the dimensional accuracy of a wire which is formed by rolling by remarkably reducing variation of the gap between a pair of rolling rolls. In the nondriven rolling roll device 10 for imparting a prescribed shape by roll...
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JP2602795B2 |
To provide a modular rolling mill easily adaptable to the product size in an extensive range by providing a means to connect several rolling units to two adjacent gear reduction units in an attachable/detachable manner, and connect the r...
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JP2602540B2 |
In a rolling mill drive with axially displaceable articulated spindles (1) arranged between pinions (5) and work rolls (4), the spindle joint is in each case formed by a coupling member (8) having an arcuate toothing (9) and by a couplin...
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JP2603679B2 |
Spur gearing including an outer gear rim firmly attached to the roller to be driven. A first self-aligning bearing disposed within the outer gear rim mounts the gear rim to a firm support. A pinion outside of the outer gear rim meshes wi...
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JPH0966307A |
To provide a level adjustment device for rolling mill spindle capable of executing level adjustment in high precision with simple operation and in short time. When a spindle carrier 11a is ascended with driving a hydraulic cylinder 18, t...
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JPH0970193A |
To provide a method and device for controlling the load of a motor which transmits rotational energy to a rotary machine system through a fast speed changing fluid coupling. The load of a motor 1 is controlled so that the load cannot exc...
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JPH0957314A |
To prevent breaking of a sheet caused by reversion of a rolled stock by adding a current reference value which is converged to zero at a prescribed timewise change rate to current controllers for mill driving motors during stopping a rol...
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JP2581664B2 |
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JP2571579B2 |
To avoid impacts on the first pass of the rolled product through a universal rolling mill the vertical rolls of the rolling mill can be provided with their own integral drive according to our invention. In an electrical drive for a verti...
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JPH0910808A |
PURPOSE: To improve working efficiency by measuring the delivery speed of a material to be rolled or a material to be straightened on the outlet side of a rolling mill or a straightening machine and executing feed-back or setup of the me...
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JP2569065B2 |
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JPH091217A |
PURPOSE: To facilitate the change of reduction of area by coupling vertical drive shaft and horizontal drive shaft with a bevel gear to drive rolling rolls with an arbitrary drive shaft on one side, and making it possible to change over ...
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JP2561716B2 |
In the operation of rolling mills, the work rolls of a roll stand have to be replaced by new work rolls relatively frequently for reasons of wear, or different production programmes require an adaptation in each case to the rolling stock...
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JP2520113Y2 |
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JP2551157B2 |
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JP2550295B2 |
PURPOSE: To realize a reasonable and economic conduction coupling device and a shaft member used in the device, by which any disadvantage in a conduction coupling means including a spline or the like can be effectively avoided. CONSTITUT...
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JP2546951B2 |
PURPOSE: To enable precise round rolling in a finishing block without using a separate mechanical operation. CONSTITUTION: In a block type rolling mill having a plurality of roll stands arranged along a rolling pass line P, each roll sta...
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JP2547522B2 |
PURPOSE: To make a torque cell compact and easily attach the torque cell to the various types of rolling mills. CONSTITUTION: Through holes 72, 73 along the axial line are provided on the shafts 70, 71 of a reduction gear 56. The torque ...
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JP2534964B2 |
PURPOSE: To compactly install the whole of a rolling mill by directly connecting a roll shaft to the speed reducing output shaft of a motor on the same center line and unnecessitating a connecting rod and a universal joint. CONSTITUTION:...
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JP2534957B2 |
PURPOSE: To deal with the production of many kinds in small quantities by changing roll size quickly at a set of roll forming stands and reducing the dead time of a line. CONSTITUTION: A forming line 1 composed of many cold roll forming ...
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JP2534759B2 |
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JPH08226452A |
PURPOSE: To provide a compact and economical shaft connecting mechanism capable of attaching easily removably a rotary shaft without any play during running. CONSTITUTION: A roll shaft 21 having on the outer peripheral surface, a pair of...
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JP2526447B2 |
PURPOSE: To offer a planetary reeler for improving the shape of inside surface and accuracy of thickness of tube which is rolled with a rolling mill of mandrel mill. CONSTITUTION: The planetary reeler A is arranged on the downstream side...
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JPH08507721A |
PCT No. PCT/NL93/00123 Sec. 371 Date Dec. 15, 1994 Sec. 102(e) Date Dec. 15, 1994 PCT Filed Jun. 8, 1993 PCT Pub. No. WO94/00705 PCT Pub. Date Jan. 6, 1994Transmission unit for driving two parallel shafts, at least one shaft being movabl...
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JPH08206718A |
PURPOSE: To effectively control the speed fluctuation of a rolling roll caused by a twist vibration. CONSTITUTION: An acceleration current reference is outputted by a speed controller 9 according to the input of a deviation between the s...
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JP2505816Y2 |
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JPH08197111A |
PURPOSE: To prevent roll slip and to completely eliminate the generation of the collision of a tube between respective stands by executing drooping to the speed of rotation of rolls of a reducer in accordance with the load of an electric...
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JP2505598Y2 |
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JP2503774Y2 |
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JP2509323B2 |
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JP2509555B2 |
A roll stand has a frame, an upper backup roll and a lower backup roll rotatable in the frame about respective vertically spaced axes, and an upper working roll and a lower working roll flanked by and operatively engaging the respective ...
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JP2507188B2 |
PCT No. PCT/GB90/01148 Sec. 371 Date Feb. 7, 1992 Sec. 102(e) Date Feb. 7, 1992 PCT Filed Jul. 25, 1990.A rolling mill has a power source (10) driving a common drive shaft (11) which in turn drives gearboxes (12 to 15). Each gearbox driv...
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JP2502203B2 |
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JPH0866716A |
To supply two or more wire rods or round bars of iron or ferrous alloy to a construction machine of bending/forming machine and to compensate elongation of two or more rods or round bars. This device is constituted so that a pair of oppo...
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JPH0866707A |
PURPOSE: To prevent the occurrence of crimp and whirling between female and male shafts regardless of the relative elongation quantities of both shafts by partitioning and forming hydraulic pressure chambers extending in the peripheral d...
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JPH0857507A |
PURPOSE: To dissolve a measuring operation under a severe operation environment by performing continuously and automatically a temperature measurement in the slipper part of a slipper metal type universal joint device without stopping th...
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JPH0818046B2 |
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JPH0818055B2 |
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JPH0815605B2 |
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JPH0813368B2 |
A block type rolling mill has work roll pairs (12) arranged along a rolling line (X) to roll a single strand product in a twist-free manner. The work roll pairs are driven by a common mill drive (34) via a drive train which includes two ...
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