CN109622634A
The present invention provides a kind of slab rougher of hot strip mill and finish rolling centering matching unit, the slab rougher of hot strip mill and finish rolling centering matching unit include: delay table, delay table is equipped with multiple live-rollers, flipper guide, it is arranged on the delay table, flipper guide includes: trumpet-shaped inlet, …
2500mm dia ECAI LCG32 Radial Axial Ring Mill, | 500mm …
ECAI LCG32 is a rolling mill with a radial force of 125 tonnes and an axial force of 90 tonnes. It can roll rings with a maximum height of 500 mm, a maximum diameter of 2,500 mm and a maximum weight of 2.5 tonnes (these sizes are for standard steel). Alloy steels, Inconel, etc., must be adjusted according to hardness. Made in France, this machine is …
Effect of Clearances in Mill Stands on Strip End …
Abstract. The process stability of finishing mill is significantly influenced by the clearance between the chocks and housing in mill …
Strip-Steering: A Common Vision for Excellence
A Common Vision for Excellence. Primetals Technologies and partner thyssenkrupp Steel Europe have developed a new and groundbreaking vision-based strip-steering control system for hot-rolling …
Banning electromechanical ring roll ERW
Electromechanical Rolling Mills ERW Banning® is the world market leader in the manufacture of electromechanical ring rolling mills The technology proposed by Banning®, which is based on a patented concept, is characterized, among other things, by the systematic avoidance of hydraulics in all drive areas. This results in significantly …
Hot & Cold Rolling Mill Equipment Manufacturer
Butech Bliss has been successful in reconditioning, modernizing or replacement of mill roller table, centering guides, roughing mill stands, hot mill shears, finishing mill stands, coil processing equipment and …
Shape Control Technologies in Hot Strip Mill – …
For rolling mills for small rolling loads, a variable crown (VC) roll having a hydraulic chamber for inflation in the roll barrel length centre, and a WRB roll can be used at the same time. Fig 3 shows an …
Everything you need to know about flatteners and …
The mills deliberately crown their work rolls slightly larger in the center to allow for deflection and compression under load. The amount of roll crown that is added is a compromise, a best guess. In addition, …
US3803899A
The centering device includes a housing and a pair of work centering jaws mounted on respective slide plates movable in the housing by respective racks engaged with a rotatable pinion. The pinion is secured to a vertically oriented shaft connected through a slip-clutch to worm gearing driven by an electric motor. The entire arrangement is shiftable laterally, …
(PDF) Performance at Ternium PLTCM Plant
The Pickling Line Tandem Cold Mill (PLTCM) at Ternium's Pesqueria plant with a 5 stands, 6 high configuration started in 2013. At the time of the start up the work roll specification and grinding ...
Rolling Mill
2.1 Experimental set up. A Hille-100 rolling mill with rolls of 225 mm diameter and 254 mm length, driven by a variable speed DC motor of 75 horse power, was used. The …
Control Method for Centering Rolls in Radial-Axial Ring …
simulate the effect of a centering roll in an FE analysis of ring rolling.9,10 Wang et al. predicted the transfer motion of centering rolls to simulate 2D plain ring rolling.11 The following motion of the single centering roller of a cold ring rolling mill was investigated by Hua et al.12 The
Fixturing | McMaster-Carr
Choose from our selection of fixturing, including V-blocks, fixture clamps, and more. In stock and ready to ship.
Steering roll assembly for continuous strip mill
An apparatus for centering strip moving continuously through a mill or processing line, comprising the combination with a steering roll assembly having a pivotally mounted frame for controlling the strip-steering action of a guide roll mounted thereon, of a mechanism for guiding the pivotal movement of the frame and for holding it against tilting movement by …
Hot mill self-centering roll design
Hot mill self-centering roll design . United States Patent 4519118 . Abstract: A rolling mill, particularly one capable of forming a hot, continuously cast metallic strand into a strip with a large bite and with one pass per mill stand, uses only two small diameter rolls per stand, each mounted for rotation in a pair of chock blocks and each ...
METHOD OF STRIP CENTERING CONTROL IN A HOT …
bellow the bottom backup roll in the working side (WS) and drive side (DS) of the rolling stands are able to measure this behavior. As an example, Figure 3 shows the behavior of the signal force ...
Seamless Rolled Rolled Ring Mills | Scot Forge
Seamless Ring Rolling Process. The seamless rolled ring forging process starts with heating a pre-cut billet, then the malleable metal is placed on a hammer or press. The ring shape begins with a centerpiece "snapped" from the pre-form to produce a hollow center, similar to a donut, and moved to the ring mill.
Rolling Mill Guide Equipments – IspatGuru
Rolling mill guide equipments play a major role in ensuring the surface quality of the rolled product. The guides are to be designed for the wide variety of stock sizes and shapes which are normally encountered in the long product rolling. The guide equipments are usually classified in three ways namely (i) position with respect to the …
A Cutting-Edge Technology for Hot Strip Mills
Strip steering, especially at the end of rolling and tail-out rips, is a main source of unscheduled downtimes in a hot strip mill (HSM). The main focus of this paper is the …
(PDF) Control Method for Centering Rolls in Radial-Axial Ring Rolling
rolling mill, the distance between the centering roll l inkage assembly and hydraulic cylinder, L, was preferentially determined using the lengths and angles of linkage assemblies, alon g with a ...
Looper and tension control in hot strip finishing mills based …
The looper control of hot strip finishing mill is one of the most critical control items in hot strip rolling mill process. It is a highly complex nonlinear system, with …
The design of direct rolling process in the Shanghai …
The compact five stands Φ550mm roughing mill is introduced, including its properties,pass system and technology characteristics, Which is successfully designed for reformafion of …
Pusher furnaces for preheating and homogenizing slabs prior to hot rolling
Pusher furnace systems are perfect, in terms of energy use and flow management, for preheating and homogenizing milled slabs prior to hot rolling. Their fully automatic operation, electronic functional interfacing with the hot rolling train and minimized energy consumption confirm the benefits of OTTO JUNKER's high convection technology ...
Section mill centering cooling device
The invention relates to a section mill centering cooling device which comprises centering carriers arranged above roller ways and further comprises cooling modules installed on the centering carriers. Each centering carrier is connected with a centering drive device. Each cooling module is provided with multiple upper water-cooling sprayers, multiple lower …
Hot mill self-centering roll design.
A rolling mill, particularly one capable of forming a hot, continuously cast metallic strand into a strip with a large bite and with one pass per mill stand, uses only two small diameter rolls per stand, each mounted for rotation in a pair of chock blocks and each having a comparatively narrow, enlarged diameter working portion. The outer surface of the …
Structural Steel Service Centers
between mills based on the mill's product mix and equipment.) A rolling schedule can vary between four and fourteen (or more) weeks, depending on the product and market …
DE2222608A1
rolling mill rollers mill according roller Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number DE
Products › Customer Service › Morgårdshammar …
Danieli Morgårdshammar signifies reliability and innovation in guiding technology. /116. Since 1944 when Mr. Erik Norlindh patented the first roller guide for MH Sweden, Morgårdshammar has been the front-runner in …
Rolling Mills: 6 Different Types of Rolling Mills …
Rolling mill is an extensively used process and the most expensive one in terms of equipment costs. It accounts for almost 90% of the metal produced by forming. In therolling process, the job is drawn through a set of rolls due to interface friction, and the compressive forces reduce the …
Driving Spindles for Rolling Mills
The rolling mill spindle comprises an intermediate spindle with two coupling assemblies of different types, centering joints of the intermediate spindle and drive axes and rolling mill roll axes or a pinion stand. The ENCE GmbH manufacturing and engineering company supplies customers with spindles of different designs for rolling mill drives:
Rolling Mill and its Technological Equipments – IspatGuru
Rolling Mill and its Technological Equipments. Rolling is a continuous process, during which the input material is deformed between the rotating work rolls. Rolling mill is the place where rolling takes place. The roll gap (a gap between the work rolls) is smaller than the material entry height. As per the direction of passing the rolling stock ...
CN2299672Y
The utility model relates to a centering device of a strip steel rolling mill, which is composed of a hydraulic driver, a side clamp plate installed on a seat for the side clamp plate, the seat for the side clamp plate, and a feeding rod fixed to a supporting frame, wherein, the seat for the side clamp plate and the feeding rod are connected in a sliding …
STEERING ROLL ASSEMBLY FOR CONTINUOUS STRIP MILL
An apparatus for centering strip moving continuously through a mill or processing line, comprising the combination with a steering roll assembly having a pivotally mounted frame for controlling the strip-steering action of a guide roll mounted thereon, of a mechanism for guiding the pivotal movement of the frame and for holding it against tilting movement by …
CN110883729A
The invention belongs to the technical field of maintenance of rolling mills, and particularly relates to a pulling and pulling device for a centering sleeve of a rolling mill, which comprises an impact rod, a long disassembling hook and a short disassembling hook, wherein the long disassembling hook is rotationally connected with the short …