journal of drive coupling for mill roll

journal of drive coupling for mill roll

Review on Main Drive Torsional Vibration and Roller

2021-7-28 Title:Review on Main Drive Torsional Vibration and Roller Coupling Vibration of Rolling Mill VOLUME: 15 ISSUE: 3 Author(s):Xiao Bin Fan*, Bin Zhao, Yu Jiang and Bing Xu Fan Affiliation:School of Mechanical and Power Engineering, Henan Polytechnic University, Jiaozuo 454000, School of Mechanical and Power Engineering, Henan Polytechnic University, Jiaozuo 454000, Harbin Research

Development of Hydraulic Type Gap-less Coupling for

2004-2-16 Koyo Engineering Journal English Edition No.163E (2003) 49 1. Introduction In rolling mills for steel or nonferrous metals, the connection of the roll with the drive shaft (hereinafter referred to as DS) is usually performed by inserting the roll edge into the coupling cavity on the DS side. The roll section on the coupling side is generally

Bifurcation and chaos for electromechanical coupling

Bifurcation and chaos for electromechanical coupling torsional vibration in rolling mill system driven by DC motor is studied in this paper. Considering the electromechanical devices under unsaturated magnetic circuit, the dynamical equation of electromechanical coupling vibration in rolling mill drive system is deduced by using the dissipation Lagrange equation.

Failure analysis of rolling mill stand coupling

2014-11-1 The failures of the rolls with grooves on the 1.stand of the 3-high-roughing mill stand occurred four times, Refs.,. The failures of the slipper coupling between gearbox and roughing mill occurred 2 times, Fig. 2. The first coupling had been in service for 3.5 years when the coupling

Characteristic of torsional vibration of mill main drive

2015-12-31 In the study of electromechanical coupling vibration of mill main drive system, the influence of electrical system on the mechanical transmission is considered generally, however the research for the mechanism of electromechanical interaction is lacked. In order to research the electromechanical coupling resonance of main drive system on the F3 mill in a plant, the cycloconverter and

Investigation of dynamic phenomena in the drive of a

In a hot pilger mill for seamless tubes of 508 mm maximum diameter, fatigue failure occured of the shaft on which the motor rotor, the flywheel (9 m diameter) and one hub of the coupling were seated. Consequently to this, experimental tests have been carried out and a mathematic model of the spring—mass system of the rolling mill drive has

Spindles Steel industry CMD Couplings

2020-10-1 Rolling Mills Drive Couplings! 3D control of spindles for the steel industry! Special coupling for Paper Industry

COMPARISON OF ROLLING MILL DRIVE SHAFT CONCEPTS*

2020-4-6 A plate mill rolling stand driven by two motors with an input power of 10000kW each, with 200% short-term overload capacity and an annual contact time of 25% of 6500ℎ yearly operating time, is upgraded from a drive solution with slipper spindles ( = 99,1%), where oil-grease lubrication (roll side slipper joint grease lubricated, and

Coupling Drive an overview ScienceDirect Topics

Royce N. Brown P. E., in Compressors (Third Edition), 2005 Radial Bearings. Radial bearings or journal bearings are usually pressure-lubricated. Most compressors use two bearings on opposite ends of the rotor assembly or on the overhung design, located adjacent to each other between the drive coupling

A BASIC UNDERSTANDING OF THE MECHANICS OF

2003-10-15 on wear is another issue. Stresses from Hertzian pressure in 4-high cold mill back up rolls were measured years ago, the results were never published, but of high interest also, maybe later. K. H. Schröder July 2003 K. H. Schröder: A BASIC UNDERSTANDING OF THE MECHANICS OF ROLLING MILL ROLLS File: SCHROEDER_ROLLS_010703.DOC

Investigation of dynamic phenomena in the drive of a

In a hot pilger mill for seamless tubes of 508 mm maximum diameter, fatigue failure occured of the shaft on which the motor rotor, the flywheel (9 m diameter) and one hub of the coupling were seated. Consequently to this, experimental tests have been carried out and a mathematic model of the spring—mass system of the rolling mill drive has

COMPARISON OF ROLLING MILL DRIVE SHAFT CONCEPTS*

2020-4-6 A plate mill rolling stand driven by two motors with an input power of 10000kW each, with 200% short-term overload capacity and an annual contact time of 25% of 6500ℎ yearly operating time, is upgraded from a drive solution with slipper spindles ( = 99,1%), where oil-grease lubrication (roll side slipper joint grease lubricated, and

Strongly Nonlinear Dynamics of Torsional Vibration for

In order to study the electromechanical coupling characteristics of the main drive system in rolling mill, a torsional vibration model with strongly nonlinear terms was established on the basis of

Vertical-horizontal coupling vibration characteristics of

The vibration of the rolling mill affects the accuracy of products, which becomes one of the key factors. It can be divided into vertical vibration, 3,14,15 free transverse vibration, 16

Application of Magnetic Coupling Resonant Wireless Power

The torque of the main drive system is one of the most important force and energy parameters of the rolling mill, and the strain type torque online telemetry system is a practical method for measur...

The Research on the Coupling Relation between Flatness and

The flatness and edge drop control system is a coupled multivariable control system. Realizing the coupling relationship quantitative analysis and decoupling control of them is one of the most important parts of achieving the high-precision control. In this paper, the flatness and edge drop control abilities of all the control actuators are analyzed.

Series X Cone Ring Flexible Couplings Radicon Drive

2017-6-14 couplings. It resists separation of the oil and thickener and is an extreme pressure grease. Although LTG grease is compatible with most other coupling greases, the mixing of greases may dilute the benefits of LTG. Benefits include: increased coupling life, significantly extended re-lubrication intervals, reduced maintenance costs, reduced

Rolling Mill Rolls Xtek, Inc.

Xtek has manufactured Forged and Specialty Rolls for over 70 years. Special steel chemistries, coupled with unique and proprietary heat treating methods, have led to products with superior metallurgical properties and are the reason that Xtek is one of the leading suppliers of Forged and Specialty Rolls for many rolling mill

High-quality couplings and drive technology KTR Systems

2 天前 KTR Systems manufactures high-quality couplings and drive technology for mechanical engineering and various industrial applications worldwide. Our range of couplings includes flexible jaw couplings and pin & bush couplings (flexible couplings), gear couplings / curved-tooth gear couplings,backlash-free servo couplings,steel laminae

Evolution of interfacial coupling interaction of Ni-Ru species

2021-6-17 Evolution of interfacial coupling interaction of Ni-Ru species for pH-universal water Chemical Engineering Journal ( IF 13.273) Pub Date : 2021-06-10, DOI: 10.1016/j.cej.2021.130762 Wei Jin, Hengbo Wu, Weiquan Cai, Baohua Jia, Munkhbayar Batmunkh, Zexing Wu, Tianyi Ma

Electromechanical Coupling Vibration of Rolling Mill

Using torque telemetry system to test the mechanical drive system of rolling mill,it is found that the torsional vibration and current signal in the electric drive system have the same obviously vibration frequency. The model of cycloconverter, synchronous motor and mechanical drive system of rolling mill are built and analysed by Matlab/Simulink and ANSYS.The simulation results show when the

Torque-limiting Couplings SafeSet, SmartSet and AutoSet

2013-4-12 drive line of the rolling mill, to protect against overloads. 4 Straightening machines AutoSets are installed between the distribution gearbox and the cardan shafts or gear spindles, to prevent roll slip, protect the drive-line and improve product quality. 2 4

Flexible grid coupling Drive Systems

2018-7-1 Wire mills 2 FLOUR MILLING Rod mills 2.5 Various type 1.75 Feed rolls,Blooming mills 3 Tube conveyor rolls 2 FOOD INDUSTRY Beet slicer 1.75 SUGAR INDUSTRY Bottling,can filling mach 1 Cane knife and crusher 2 Cookers,continuous duty 1.25 Mill stands turbines driven with helical gears 1.5 Mill stands turbines driven with any other prime mover 2

Characteristic of torsional vibration of mill main drive

In the study of electromechanical coupling vibration of mill main drive system, the influence of electrical system on the mechanical transmission is considered generally, however the research for the mechanism of electromechanical interaction is lacked. In order to research the electromechanical coupling resonance of main drive system on the F3 mill in a plant, the cycloconverter and

FAST S Gear Couplings Size 1 1/2 through 30

2012-11-15 50 Why Specify FAST’S® Gear Couplings? The FAST’S design, with its lifetime All-Metal End Ring, provides up to 300% greater lubricant capacity.This means that longer periods between relubrication may be scheduled, and should a periodic

[PDF] SUGAR-MILL COUPLING DEVELOPMENTS SINCE 1987

SINCE the installation of the first Eurogear patented ‘rope’ coupling at the Umfolozi (South Africa) factory in 1987, the design has undergone numerous developments with respect to the materials of construction and the method of fixing to shafts. The material of construction of the main coupling components has been changed from cast steel grade A3 to fabricated steel grade 300WA and cast

Nonlinear Coupling of Pitch and Roll Modes in Ship Motions

2012-5-23 Nonlinear Coupling of Pitch and Roll Modes in Ship Motions. All H. Nayfeh,Dean T. Mook and. Larry R. Marshall. All H. Nayfeh. Virginia Polytechnic Institute and State University, Blacksburg, Va. Search for more papers by this author.,Dean T. Mook.

Partitioned Coupling for Structural Acoustics Journal of

The coupling is demonstrated to work for nonconforming meshes. Results are verified for a one-dimensional piston, and the staggered and monolithic results are compared to an exact solution. Huang, H. (1969, “Transient Interaction of Plane Acoustic Waves With a Spherical Elastic Shell,” J. Acoust. Soc.

Paper Technology Journal Voith

2020-10-9 Paper Technology Journal 10 News from the Divisions: Republic Paperboard Company the world’s first paper machine with two gap formers. Wet End Process™ new technology solutions around the paper machine wet end. Bauernfeind PM 1 strengthening of Frohnleiten mill. Sirius the online wind-up system. Corporate news: Voith São

Roll Modernizations Suction Rolls Valmet

2010-5-21 A suction roll is one of the most important process rolls and also one of the most costly rolls to maintain in a paper machine. By optimizing suction roll maintenance, a paper mill can reduce total maintenance costs, enhance roll reliability, lengthen service intervals and increase the total lifetime of the suction roll.

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