calculate torque to turn a roll

  • Torque and power requirement for roller | Physics Forums

    Sep 14 2014· Over the roller a fabric in a roll form is loaded The fabric roll sits over this roller by means of gravity The roller has to drive the fabric roll on its circumference & feed the fabric end to another machine Problem 1 What is the torque required to drive the roller at the shaft end 2

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  • Torque calculation for thick pipe Mechanical engineering

    Jan 15 2009· Torque T = I*alpha = 161697 lb in The torque value looks too high Not sure if my procedure is ok? Also since the pipe is resting on roller bearings the weight of the pipe is transmitted to the bearings so should the complete mass be included in torque calculation to rotate the pipe?

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  • How To Convert Inch lbs & Foot lbs YouTube

    Apr 08 2014· Here is a quick & easy way to convert torque measurements when you are dealing with inch lbs & foot lbs Both mean the same thing and can be converted easily if you dont have the correct torque

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  • Motor Torque Speed & Power Wheels and Winches

    Torque Return to top of Page Figure above shows the basic torque equation as a function of force angle and radius The units of torque are Nm or ft lbs Motors Torque & Speed Return to top of Page In our steady state model of motors there are two parameters that we are interested in The Stall Torque

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  • How to Convert Torque to Force | Sciencing

    May 21 2018· Torque is the application of force through the use of a lever rotated around an axis A good example of torque in action is a wrench The head of the wrench grabs a bolt and applies pressure to it If you kept applying pressure the wrench would eventually rotate around the bolt

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  • Ways to Measure the Force Acting on a Rotating Shaft

    Reaction torque is the force acting on the object that's not free to rotate An example is a screwdriver applying torque to a rusted screw With rotational torque the object is free to rotate Examples include industrial motor drives and gear reducers Torque and RPM determine horsepower and horsepower determines system efficienci

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  • Calculator for Rolled Length of Roll of Material

    Calculates the rolled length of a roll of material when the outside diameter of the material thickness of the material and the diameter of the hole in the center or the tube on which the material is wound are given Variations due to stretching or softness of the material are to be ignored Roll Length Calculator for the iPhone Roll

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  • 12 ROLLING TORQUE AND ANGULAR MOMENTUM

    12 ROLLING TORQUE AND ANGULAR MOMENTUM 121 Rolling Motion Figure 121 Rotational Motion of Wheel A wheel rolling over a surface has both a linear and a rotational velocity Suppose the angular velocity of the wheel is [omega] The corresponding linear velocity of any point on the rim of the wheel is given by

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  • Load Analysis and Driven Power Calculation (Symmetrical 3

    Load Analysis and Driven Power Calculation (Symmetrical 3 Roll Plate Bending Machine) The friction torque includes the rolling friction torque between the upper and lower roller and the steel plate and the sliding friction torque between the roller neck and the shaft sleeve which can be calculated as follows Load Analysis and Driven

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  • Engineering Fundamentals of Threaded Fastener Design and

    torque and turn in the development of tension Before studying tightening methods it is necessary to become familiar with what actually happens when a fastener is tightened The process of tightening a fastener involves turning advance of the lead screw and torque turning moment so that preload tension is produced in the fastener

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  • Technical Calculation Service | Nidec Corporation

    This is Nidec's technical calculation service page You can easily obtain the calculation result of the load torque when driving a belt conveyor simply by entering the valu

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  • Rotating Mass Torque Equation and Calculator Engineers Edge

    Rotating Mass Torque Equation and Calculator General Engineering and Design Data Menu Industrial Electric Motor Application Design and Installation Menu

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  • How to Calculate Torque on a Shaft | Sciencing

    Apr 24 2017· Torque a measure of "twist" on a shaft is as basic as pressure and stress in engineering mechanics It differs from a bending moment because the vector sum of forces for torque is zero The equation is simple but if you are trying to calculate torque experimentally you will need some measuring devices to

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  • Motor Torque Speed & Power Wheels and Winches

    Torque Return to top of Page Figure above shows the basic torque equation as a function of force angle and radius The units of torque are Nm or ft lbs Motors Torque & Speed Return to top of Page In our steady state model of motors there are two parameters that we are interested in The Stall Torque

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  • Load Analysis and Driven Power Calculation (Symmetrical 3

    Load Analysis and Driven Power Calculation (Symmetrical 3 Roll Plate Bending Machine) The friction torque includes the rolling friction torque between the upper and lower roller and the steel plate and the sliding friction torque between the roller neck and the shaft sleeve which can be calculated as follows Load Analysis and Driven

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  • Torque required for rotation Mechanical engineering

    Jan 09 2010· If that is the case your relying on the friction between the crushed object and top plate to act as a driver if you only apply torque to the bottom plate Finally when you say the torque was under sized what happened ie bottom plate didn't turn or bottom plate did turn but top plate was stationary

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  • Drive Motor Sizing Tutorial | RobotShop Community

    This tutorial is intended to complement RobotShop's Drive Motor Sizing Tool by providing you with a step by step explanation as to the calculations behind the dynamic tool It takes into consideration that the designer has not selected any parts and therefore specifications are not available It does not include a variety of factors such as inertia and is intended to be a starting point for

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  • Torque calculation for thick pipe Mechanical engineering

    Jan 15 2009· Torque T = I*alpha = 161697 lb in The torque value looks too high Not sure if my procedure is ok? Also since the pipe is resting on roller bearings the weight of the pipe is transmitted to the bearings so should the complete mass be included in torque calculation to rotate the pipe?

    [Live Chat]
  • 12 ROLLING TORQUE AND ANGULAR MOMENTUM

    12 ROLLING TORQUE AND ANGULAR MOMENTUM 121 Rolling Motion Figure 121 Rotational Motion of Wheel A wheel rolling over a surface has both a linear and a rotational velocity Suppose the angular velocity of the wheel is [omega] The corresponding linear velocity of any point on the rim of the wheel is given by

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  • How can we calculate the required torque to rotate 1200 kg

    How can we calculate the required torque to rotate 1200 kg of mass? I would like to calculate torque to rotate 1200 kg of mass which is attached in 15" dia shaft Shaft is supported by 2 bearings

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  • Power Torque WEN Technology Sensors Division

    Power Torque Torque (lbin) = 63 025 x Power (HP) / Speed (RPM) Power (HP) = Torque (lbin) x Speed (RPM) / 63 025 Torque (Nm) = 95488 x Power (kW) / Speed (RPM)

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  • How can we calculate the required torque to move a massive

    To convert rpm to radians per second w = rpm x 2Pi / 60 5 Recommendations 4th Apr 2014 Rupesh Gosavi College of Engineering Pune You can calculate torque as explained by Dav If you are

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  • How to Calculate the Force Needed to Move a Car | It Still

    How to Calculate the Force Needed to Move a Car This means according to Newton's second law that if the Jeep was free to roll it would accelerate down the slope at 7 125 Newtons divided by 1 450 Kg which is equal to 5 meters per second squared After one second of rolling the Jeep would be moving 5 meters per second or 11 miles per hour

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  • Useful Motor/Torque Equations for EML2322L maeufledu

    Calculate the Torque required to lift the Force with the lever arm T = F x d = 4905 N x 05 m = 24525 N m We cannot perform the lift with this set up because the stall torque is smaller than the torque required for the lift We must either shorten the length of the lever arm

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  • Horsepower to Torque Converter Ncalculators

    Horsepower to Torque Converter is an online tool used in electrical engineering to calculate how much torque will be generated according to the input power value either in horsepower or watts Generally horsepower is a unit for measuring the power of various electrical motors piston engines steam turbines etc and it is equal to 746 watts or

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