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journal of drive coupling for mill roll

fatigue cracks induced by corrosion etc. Thermal Breakage: This is either a mill or roll fault. The barrel is broken showing radial oriented Journal Failure from Drive End Torque: fracture lines whose origin is at or near to the axis of The torque on the drive end has exceeded the the barrel.

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  • Development of Hydraulic Type Gap less Coupling for

    Development of Hydraulic Type Gap less Coupling for

    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 ...

  • Coupling Mechanism of Control on Strip Profile and

    Coupling Mechanism of Control on Strip Profile and

    Taper roll contours are widely applied in the single stand universal crown mill (UCM) to control the edge‐drop of silicon steel, but bilateral symmetrical quarter buckles always happen in the last pass. It shows that the control on the strip profile and flatness has strong coupling nature.

  • US1451519A Rolling mill coupling and spindle Google

    US1451519A Rolling mill coupling and spindle Google

    In present rolling mill practice it is customary to drive rolls bymeans ofwhat is commonly known as a spindle connected by means of couplings to'the wobbleron the end of the roll neck. The Wobbler whichis cast on the roll neck, is in',practice usually either cruciform or triangular and the coupling is internally grooved to correspond to the ...

  • PDF Mathematical modeling of vertical movement of the

    PDF Mathematical modeling of vertical movement of the

    An explanation is given for the cause of extra forces generated at a square box coupling for mill drive and describes how these forces can be reduced. ... Several top roll shafts failed in service ...

  • Vertical horizontal coupling vibration characteristics 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 ...

  • HISTORY OF COUPLING DEVELOPMENT Eurogear

    HISTORY OF COUPLING DEVELOPMENT Eurogear

    HISTORY OF COUPLING DEVELOPMENT MILL DRIVE COUPLINGS – THE BEST IN THE WORLD Eurogear was the first company in the world, in 1986, to design and patent a practical, economical and simple alternative to the conventional “ Tail-Bar” coupling, that eliminates ALL of the undesirable features of the Tail-Bar. ORIGINAL DESIGN – SWR Known worldwide […]

  • T amp H Lemont Model RU Universal Drive Roll Forming Machines

    T amp H Lemont Model RU Universal Drive Roll Forming Machines

    The Model RU Universal Drive Roll Forming Machine is a high speed, high quality machine driven to perfection by worm gear speed reducers through universal drive couplings. Capable of speeds up to 600 rpm, this is the ideal machine for the high production manufacturer of roll formed profiles, tubular shapes, metal building roofs, sidewall panels ...

  • US4155240A Drive spindle for a rolling mill and

    US4155240A Drive spindle for a rolling mill and

    An apparatus for selectively drivingly connecting two drive spindles to roll necks of a rolling mill includes a base frame, a movable frame slidable on said base frame, two pairs of sliding posts vertically secured on a transverse member of the movable frame, at least two pairs of holding means slidable on the pairs of sliding posts and actuated by a hydraulic actuating means respectively so ...

  • Sliding bifurcation research of an electromechanical

    Sliding bifurcation research of an electromechanical

    Zhang R.C., and Tong Z.N., Analysis vibration characteristic of electromechanical coupling system of rolling mill based on ac drive, Journal of Mechanical Strength 28 (2006), 336-340. [7] Xiong W.L., , Duan Z.S., and Wen B.C., Studying non-stationary processes of rotor systems based on an electromechanical-coupling model, Chinese Journal of ...

  • journal of drive coupling for mill roll

    journal of drive coupling for mill roll

    journal of drive coupling for mill roll Configuration Scheme. Previous Next. Driving Spindles for Rolling Mills . consult. 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 ...

  • Review on Main Drive Torsional Vibration and Roller

    Review on Main Drive Torsional Vibration and Roller

    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 …

  • Characteristic of torsional vibration of mill main drive

    Characteristic of torsional vibration of mill main drive

    Dec 31, 2015 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 …

  • Roll Drive Design Considerations for Steel Mill Rolling

    Roll Drive Design Considerations for Steel Mill Rolling

    Many older designed mills utilize single drive systems (motor, coupling and speed reducer) to power several conveyor rolls. This design uses a single motor, coupling and speed reducer to drive the primary roll, while four to five other rolls are coupled, or slaved to the prime mover utilizing a roller chain.

  • Coupled Vibration Behavior of Hot Rolling Mill Rolls under

    Coupled Vibration Behavior of Hot Rolling Mill Rolls under

    Substituting A and B into equation ( 24) and separating the real and imaging parts, the average equation of the coupling system can be obtained as follows: where θ1 = φ2 − φ1 − δ1T1 and θ2 = δT1 − φ2. Considering the occurrence of a periodic movement in the coupling system of the hot rolling mill rolls, …

  • Dynamic analysis and control of strip mill vibration under

    Dynamic analysis and control of strip mill vibration under

    Zhang Y., Yan X., Lin Q. Characteristic of torsional vibration of mill main drive excited by electromechanical coupling. Chinese Journal of Mechanical Engineering, Vol. 29, Issue 1, 2016, p. 1-8. [Search CrossRef] Orlowska-Kowalska T., Szabat K. Damping of torsional vibrations in two-mass system using adaptive sliding neuro-fuzzy approach. IEEE ...

  • COMPARISON OF ROLLING MILL DRIVE SHAFT CONCEPTS*

    COMPARISON OF ROLLING MILL DRIVE SHAFT CONCEPTS*

    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

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