hydraulic cylinder for lateral adjustment of mill roll stand

Roll Balance Cylinders - Hyson

HYSON roll balance cylinders, custom designed for your chocks, improve the roll change process and provide reliable separation to maintain roll face integrity. Safer than hydraulic or traditional roll balance systems. Mill-duty design provides thick wall cylinders and pressurized (environmentally friendly) nitrogen gas to generate consistent ...

Hydraulic Cylinders for Steel Mills

Work roll change cylinders Work roll change cylinders are used to extract old roll sets from the mill stand and to insert new roll sets. Roll change out depends on roll wear scale, the num-ber of slabs that it has produced or if the steel grade being rolled is changed. Even though the cylinder is not directly used in the mill process its continuous

Rolling mill stand with roll replaceability - Fried. Krupp ...

The rolling mill stand defined in claim 4 wherein said upper roll and said lower roll are braced by respective pluralities of lateral intermediate rolls and respective wedges, at least a lower one of said wedges having a slidable fitting piece received in a guide groove of the respective supporting beam, upper and lower wedges also being ...

ROLL STANDS FOR ROLLING MILLS - MOELLER & NEUMANN

For screwing down the top rolls 23, 27 between passes for reversing operation of the stand or for coarse adjustment of the roll gap, the stand pre-stressing action produced by the pressure units 19 does not need to be eliminated and it is only necessary to change the pressure in the adjuster cylinders 38 to a minimum value just sufficient to ...

Mathematical Model and Stability Analysis of the Lateral ...

Jan 01, 2018 · A reversing mill stand as considered in this work is outlined in Fig. 1. The plate is deformed in the roll gap by two work rolls. While the lower roll stack is fixed at the mill stand frame, the upper roll stack can be moved by two hydraulic cylinders to adjust the roll gap height.

Feedforward control of lateral asymmetries in heavy-plate ...

In this paper, the plate movement due to lateral asymme-tries in the roll gap is analyzed. The considered mill stand is outlined in Fig. 1. The plate is deformed in the mill stand and its contour is measured by infrared cameras upstream and downstream the mill stand. The measurement is used to adjust the roll gap by the hydraulic cylinders, i.e ...

Work Roll change in a Hot Rolling Mill ( especially in a ...

Dec 13, 2013 · 28. Work roll latches • In the closed position, the latches are connecting the Work roll chocks with the CVC-shifting cylinder. In roll change the latches must be opened so that the work rolls (WR) can be removed from the mill stand. The top and bottom latches are driven by two (2) hydraulic cylinders.

Roll Forming Stand, Roll Forming Mill Stands, Believe Industry

Roll Forming Stand is a group of the main part of roll forming, to support the shafts, rollers, etc. which is fixed on the mill base. The approximate position of the upper shafts is shown on a vertical scale fastened to the side of the stand . A more accurate up and down adjustment can be observed on the micrometer scale attached to the ...

Accessory Archives - Formtek

Yoder WH-Series Roll Forming Systems: base mounted idle side roll stands, arranged for lateral cross-adjustment by screw and for proper pressure adjustment with respect to the centerline of the mill. Idler stands include Yoder’s unique top yoke design. This design secures the yoke without the use of threaded roll shafts and hold-down nuts.

Optimization-based feedforward control of the strip ...

Apr 01, 2018 · Therefore, at each mill stand of the tandem hot rolling mill considered in this paper, the strip thickness can be adjusted by hydraulic cylinders that move the upper roll stack. Additionally, the mill stands are equipped with a work roll bending system (WRB) to compensate for the bending deflection of the work rolls and to control the strip crown.

US6305205B1 - Universal rolling mill stand - Google Patents

A universal rolling mill stand with horizontal and vertical rolls, adjustably supported in two parallel roll posts is disclosed. The universal rolling mill stand enables a simple construction and operational process if the horizontal rolls are received, without the help of installation pieces in bearings disposed in the roll posts 3, operator side roll post with the bearings face away from the ...

HRP-Series Roll Frame – Durapac

The HRP-Series Roll Frame Press is designed to allow the rolling frame to roll across the press bed for easy loading of large bulky items. ... Rolling cylinder head allows lateral movements. Quality. High quality hydraulic cylinder and two speed pump for maximum efficiency. Frame Lock.

E:Documents and SettingsAРабочий стол1

One (1) Steel baseplate for roll stand to be fixed to Civil works in vertical position, composed as follow. machined steel structure body four hydraulic locking devices to lock and unlock the base of the stand to the steel baseplate one hydraulic cylinder to drive the stand

Rolling Mill - an overview | ScienceDirect Topics

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 maximum rolling force, torque and speed are 1500kN, 13kN-m and 70 rpm respectively. The sensor roll

Sundwig S6-high cold rolling mill - ANDRITZ

More special features of the S6-high mill, like the large range of work roll diameters, hydraulic position-controlled adjustment of the screw-down cylinders, and the side-support cylinders in side-support beams secured to the mill, separation of intermediate rolls and side-support cassettes, and the large side-support bearing design to ...

Multi-roll rolling mill stand - Schloemann- Siemag ...

A multi-roll rolling mill stand comprising: a housing; ... since the entire lateral support system must be flexed or reset. ... 5 are provided with axial bearings 12 which are retained by a flap 14 adapted for pivoting by means of a hydraulic cylinder 13. Each work roll 4, 5 is also provided with radial bearings the outer races of which are ...

Teaching an old piercing mill new tricks

Dec 02, 2008 · Many seamless tube producers in North America use cross-roll piercing mills built in the 1950s that were based on designs from the1930s. While it would be advantageous to replace such aged equipment, that isn't always necessary. A minor equipment upgrade can do wonders. Improving the bar steadiers—the devices that hold the mandrel the steady as the pipe exits the mill—can greatly

Adaptive feedforward thickness control in hot strip ...

Oct 01, 2020 · The static mill stand model is solved by discretization in lateral direction x and by using a tailor-made numerical solver, see Prinz et al. (2018). The second part of the machine model is the dynamic model of the hydraulic cylinders that adjust the height of the roll gap.

Rebar Rolling Mill Machine - Steel Rolling Mill Machine

The Steel Roughing Mill Machine is used to reduce the diameters of the steel while at the same time extending the overall length. Rolling roll mill stand is an important part of a work stand, roll bearing hock and roller adjustment device is installed on the frame. Mill stand bears rolling force, must have sufficient strength and rigidity.

Yoder Idlers, Side Pass Stands, Non-Driven Stands - Formtek

Yoder Idlers, also known as side pass or non-driven stands, are offered in a yoke or crevice style roll housing, with either a worm height adjustment or shimm-able height adjustment.. Yoder M-Series Roll Forming Systems: The idle side roll supports, arranged for lateral cross adjustment by screw, for proper pressure adjustment with respect to the centerline of the mill.

Online Parameter Estimation for Adaptive Feedforward ...

cylinders (HGC cylinders), which move the upper roll stack. When the thickness of the strip is reduced, the length of the strip and its velocity are increased due to the continuity equation. Hence, the mill stands have to operate at different but synchronized speeds. This ensures that the strip length between two mill stands is kept constant.

Sundwig S6-high cold rolling mill

More special features of the S6-high mill, like the large range of work roll diameters, hydraulic position-controlled adjustment of the screw-down cylinders, and the side-support cylinders in side-support beams secured to the mill, separation of intermediate rolls and side-support cassettes, and the large side-support bearing design to ...

Heavy Duty Hydraulic Cylinders - Parker Hannifin

machining costs, stand alone external brackets/ hardware, and reduced system set-up time. By incorporating sensing capability into steel/tie rod style cylinders, the need to fabricate, install, wire, and adjust stand alone proximity switches can be eliminated – thus providing a clean and more efficient position monitoring system.

S6-high cold rolling mill

A special feature of Sundwig S6-high rolling mills are the side-supported work rolls. The patented Sundwig S6-high side support stabilizes the work rolls in this type of mill stand using mechanical, hydraulic lateral support equipment, thus preventing lateral excursion of these rolls. The diameter of the S6-high work rolls is only approximately 30% of the diameter of the 4-high work rolls and ...

Sundwig S6-high cold rolling mill - ANDRITZ

More special features of the S6-high mill, like the large range of work roll diameters, hydraulic position-controlled adjustment of the screw-down cylinders, and the side-support cylinders in side-support beams secured to the mill, separation of intermediate rolls and side-support cassettes, and the large side-support bearing design to ...

Hydraulic shaftless mill roll stand

Hydraulic shaftless mill roll stand. It's the unrolling unit of raw paper in the corrugated paperboard manufacturing line. Hydraulically operated, it’s capable of clamping, releasing, elevating and lateral movement of the raw paper with a maximum diameter of 1,500mm. The internally expanding fixture can reduce waste of the fluting medium.

US4096725A - Stripper guides for rolling mill - Google Patents

Rolling mill with guide devices arranged in the roll stand near the rolls : US3258953A (en) * 1964-02-18: 1966-07-05: Morgan Construction Co: Stripper guides for rolling mill stands US3513680A (en) * 1967-09-25: 1970-05-26: Siegener Maschinenbau Gmbh: Rolled stock stripper on roll stands in particular,universal girder stands

Mill Roll Stand - KTECH Packaging Solutions

Mill Roll Stand Main Structure and Features. l Symmetric structure with two paper reels loading capacity, allowing paper roll change without downtime. l Hydraulic lifting and lowering with large pressure adjustment range and hardy pressure retention. ...

suppliers hydraulic cylinders purchase quote | Europages

GERMANY - Stolberg. Customized hydraulic fittings, special cylinders and cylinder repair – ever since our company was founded in 1929, these specialist areas have made us an expert partner for plant engineering, construction machinery, press manufacture, mobile hydraulics and process...

Gardco :: Jar Mills

Three-position lateral spacing adjustment of idler roll allows mills to handle standard size 000 through No. 6 Roalox jars or round containers from 2" to 15" diameter. Options: Digital Tachometers, automatic timers, and jar positioners. Spare parts are available. Explosion-proof model has constant speed of

Web Guiding System - FIFE Web Guiding System or Web ...

A 2-high, light-duty version is available which includes roll shafts and drag brakes. A hydraulic cylinder or electromechanical actuator provides the lateral force for movement. Shifta-Roll stands are designed such that the mechanical stiffness gives a mechanical natural frequency approximately 2-3 times the natural frequency of the control system.

8-Hi Rolling Mill - Hani Tech

3. Like the multi-roll mill, the partial eight-roll mill has a rigid roller structure and a roller-type adjustment device. The mill has a small total bounce value, and the roll shape can be adjusted at any time during the rolling process so that the thickness can

CA2463075C - Rolling device - Google Patents

The invention relates to a rolling device (1) comprising at least two rollers (2;3), which are arranged on a common roll stand (8) and held on lateral spars (9) in vertically displaceable bearings (26), as well as at least one system (11) for axially displacing one of said rollers (2;3). According to the present invention, said system (11) is associated with the vertically displaceable ...

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