Matches 1 - 50 out of 66 1 2 >


Match Document Document Title
7707865 Flaw detection apparatus and method for tubes  
A flaw detection apparatus and flaw detection method for automatically detecting the occurrence of a flaw in a mother tube manufactured by rolling a hollow shell using a mandrel mill are provided....
7617711 Method of controlling the cross section of a wire rod strand emerging from a wire rod mill line  
In a wire rod mill, the last rolling block or unit, either a finishing unit or a postfinishing rolling unit, with common drive is not used for traction control, but traction control upstream...
7600406 Apparatus for rectifying round pipe and tubing  
Apparatus for reducing the diameter, rounding or straightening of pipe or tubing by rolling comprising a plurality of cylindrical rollers arranged in a parallel-cylindrical array through which the...
7578155 Wire-rolling stand and method of operating same  
A rolling system has a rolling mill a rod workpiece, a wire block comprised of at least two roll stands downstream of the rolling mill, and a calibrating block comprised of three roll stands spaced...
7076979 Method and device for producing curved lengths of spring band steel  
In a method and a device for producing curved lengths of spring band steel in order to produce precisely toleranced, dimensionally stable bending radii, the spring band steel (10) pass through a...
6519990 Method and a device for controlling a rolling mill  
A method of controlling a rolling mill comprising at least two mill stands (1,2) arranged after each other, wherein a first stand (1) is arranged upstream of a second stand (2). Each of said stands...
6494071 Rolling mill facility with strip shape detection equipment, strip shape detection device, strip shape detection method and rolling method  
A rolling mill facility includes a single or plural rolling mills having a pair of top and bottom work rolls and that roll strip steel and strip shape detecting devices installed at least on one...
6202459 Method of and rolling mill train for producing bar-shaped rolled products  
A method of rolling a bar-shaped stock to predetermined end height and end width measured transverse to the end height and including providing a rolling will train having a plurality of arranged...
6047578 Multi-stand mandrel-free stretch reducing mill  
A roll pass of a roll set having three rolls for a multi-stand mandrel-free stretch reducing mill has a roll pass shape that deviates from the circular. A tube is passed in its longitudinal...
5960657 Method and apparatus for the control of rolling mills  
The present invention includes the following constituent elements, namely: firstly, calculation of the set-up rolling conditions having the target values of rolling load, strip width and strip...
5794473 Method of regulating the cross-section of rolling stock  
A method of regulating the cross-section of rolling stock through a looper for the rolling stock, particularly between roll stands in section rolling mills. In accordance with the method, the...
5791182 Method to control between rolling stands the drawing of the rolled stock and relative device  
Method and device to control between rolling stands the drawing of the rolled stock (14) in a segment (10) of a rolling line, the segment (10) possibly comprising two conventional rolling stands...
5640866 Roll for rolling mill and roll-shift type rolling mill  
A rolling mill includes a roll barrel having a straight region disposed at the middle thereof, sub-crown control regions disposed at both ends thereof, and main-crown control regions disposed...
5540074 Unitary assembly of peripheral devices for use with steckel mill  
A self-contained unitary assembly for peripheral devices normally located close to a Steckel mill is provided. The assembly has a frame open at both ends to receive and pass through the steel...
5357773 Method of longitudinal rolling of seamless pipe  
A method of longitudinal rolling of seamless pipes in a continuous rolling procedure on an internal tool in a multiple-stand rolling train, wherein the rolls of successive rolling stands are...
5297408 Method of an apparatus for controlling hydraulic rolling reduction in a rolling mill  
The method and apparatus are provided for controlling the gap between the rolls by comparing the initial gap setting and the actual gap value and providing the quantity of hydraulic fluid for the...
5247819 Bore processing device  
A bore processing device for processing an inner surface of a bore of an object to be processed, includes: a taper member having a taper section; a roller arranged to contact and rotate around an...
5193066 Equipment for adjusting the shape of a running band-like or plate-like metal material in the width direction  
A target shape adjusting equipment of a metal material furnished with an expert system by adaptive inference and learning inference processing for applying the engineering know-hows of skilled...
5050415 Method and apparatus for adjusting and changing the height of the plane of passage of the material to be rolled through rolls of rolling stands of a shape rolling mill  
A method for adjusting and changing the heights of the plane of passage of a material being rolled through rolls of a rolling stand of a shape rolling mill including a flange upsetting stand...
4928257 Method and apparatus for monitoring the thickness profile of a strip  
A method of monitoring the thickness of a longitudinally moving strip to permit quick detection of continuous defects includes the steps of scanning the strip a predetermined number of times...
4918958 Device for bending conical wires  
The invention relates to a bending apparatus for wires having a cross section which varies according to their lengths, and comprising two cylindrical sections and an interleaved conical section....
4882922 Rolling mill roll with rotating shell  
A roll with rotating shell comprising a fixed support beam (2), a tubular shell (1) rotatably mounted on the support beam (2) about an axis, a plurality of shoes for holding the shell distributed...
4730473 Method and apparatus for rolling tubes  
A method and apparatus for rolling tubes into tube plates, especially heat exchangers, with a tube roller. Prior to the rolling process, the desired holding expansion value is set, and during the...
4658615 Roller flanging machine for metal strips and the like  
A roller flanging apparatus for flanging a metal strip has a flanging head that comprises a pair of working idler rollers. The idler rollers have outer surfaces forming a flanging angle...
4633420 Profile measurement apparatus using radiation  
A profile measurement apparatus using radiation is disclosed which has three radiation sources and three arcuated multi-channel radiation detectors corresponding to the radiation sources. A rolled...
4607511 Tension prefinishing with sizing stands  
A method and apparatus for controlling the gauge of a product, such as for example a rod or bar, as the product is passing from an upstream roll stand to a finishing block. The product is rolled...
4581914 Rolling mill  
A rolling mill having an upper set of rolls which has a work roll and a backup roll, and a lower set of rolls which has a work roll and a backup roll. Two parallel intermediate rolls are arranged...
4558577 Roll-forming machine for making articles having cross-sectional configurations varying lengthwise  
The roll-forming machine includes a series of roll-forming stands for shaping a flat workpiece into a desired configuration, a device for monitoring the positioning of the workpiece at the entry...
4494205 Method of rolling metal  
In a method of rolling metal for producing a metal plate or a metal sheet having a desired range of thickness through a sequence of rolling passes, variations in the deformation resistance of the...
4400958 System for measuring the thickness of a strip emerging from a rolling mill  
An arrangement for measuring the thickness of a strip emerging from a rolling mill is provided with a thickness measuring device and at least one linear inductor. The linear inductor exerts a...
4398254 Method for controlling strip thickness in strip mill  
In a rolling mill for rolling a strip, a method for equalizing the thickness of the strip over the entire length thereof, in which a deviation in the thickness of the strip on the entrance side of...
4346575 Method of width control in hot strip mill  
A method for controlling the width of material in hot strip rolling through a train of alternately arranged vertical and horizontal roughing roll stands. The method restricts the width variation of...
4339934 Strip shape control  
In a metal strip rolling mill having a strip shape measuring means connected to adjust the mill to control the strip shape, improved strip shape control performance is achieved by mounting a...
4294094 Method for automatically controlling width of slab during hot rough-rolling thereof  
A method for automatically controlling the width of a slab during hot rough-rolling thereof, which comprises: arranging a pair of horizontal broadening rolls each having at least one annular...
4213319 Thickness gauge  
A thickness gauge is shown for measurement with each stroke of a metal blanking and cupping press. The gauge is adapted to be carried with the press ram adjacent to the blanking die. The gauge...
4173134 Apparatus and method for guiding a ring structure during the manufacture thereof  
An apparatus and method are provided for maintaining a ring at a predetermined location with respect to a pair of roll forming dies during a roll forming manufacturing process. The apparatus and...
4152912 Metal rolling process and mill  
Metal rolling process and mill wherein the ratio in peripheral velocity between a pair of upper and lower work rolls is so controlled that a metal may be rolled to a desired shape or to close...
4000402 Scanning gauge control for sheet processing apparatus  
A method and apparatus for controlling the machine direction variations of a property or properties of a sheet material being processed. A scanning gauge moved back and forth across the sheet...
3913363 METHOD AND APPARATUS FOR SHAPE CONTROL OF METAL PRODUCTS IN CONTINUOUS ROLLING MILL  
In a method of continuously rolling a metal strip by a tandem mill including a plurality of mill stands, when the strip size is to be varied, pass signals are generated when a given size change...
3691940 CROSS-AXIS CONTROL FOR THREE OR FOUR ROLL CALENDERS  
Control system for profile adjustment of a property on an elongated sheet material, such as a rubber, during the manufacturing thereof. The system can include two gauges disposed on the output side...
3656330 SYSTEM FOR DISTRIBUTING LIQUID OVER A SURFACE  
Liquid is distributed at a substantially desired uniform rate per unit area on a surface having a dimension which varies in a predetermined manner by projecting at the surface a divergent stream of...
3594644 ELAPSED TIME REGISTERING APPARATUS WITH LEVEL DETECTORS  
A variable process signal is fed to several level detectors which send individual time variable signals to a control unit for the duration the variable process signal is maintained within each of...
3518441 OPTICAL GAGE FOR MEASURING THE THICKNESS OF A CONTINUOUS WEB  
3517531 ROLLING MILL GAGE CONTROL ACTUATOR SYSTEM  
3496745 PROCESS FOR STRETCH-REDUCING TUBES  
3474668 NONCONTACTING GAUGES FOR AUTOMATICALLY MEASURING THE PROFILE OF MOVING STRIP  
3468145 BILLET MILL WHEREIN THE ROLLING GAP IS CONTROLLED DURING THE PENULTIMATE PASS AND FIXED DURING THE FINAL PASS  
3460015 POSITIONING CONTROL SYSTEM  
3422650 GAUGE CONTROL FOR A ROLLING MILL  
3391557 Gauge control rolling mills and methods of rolling  
Matches 1 - 50 out of 66 1 2 >