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Get PriceBelt Load At one time when the load is known per square foot P G 1 x Cin feetx W in feet At one time when load is known by pounds per hour PG 2 S x 60 x Cin feet Horsepower Level Conveyors HPF x S x PM33000 Inclined Conveyors HPP x BPMx F x S33000 Effective Tension Pull needed to move belt and load horizontally E F x PM
Read MoreMy job is to program a stepper motor to move a conveyor belt back and forth as specified The belt will have a chain and the shaft of the motor will have the sprocket But before I choose my stepper I need to know what the required torque for my stepper motor is
Read MoreCompanies that manufacture conveyor systems probably have software tools that calculate the motor size for them But for someone who doesnt have this software how does one go about determining what size motor they need to drive a 6000lbs load over a conveyor of length 20 feet
Read MorePeak Torque Calculations for Backstops in Conveyors Page 1 Peak Torque Calculations for In this case MA consists of the torque required to overcome friction resistance and the torque required to raise the conveyed materials Two gear drives on a head pulley of the conveyor of Fig 3 Fig5 Belt drive and mechanical model of the drive
Read MoreDivide your linear speed you desire for the belt in ms by the circumference of your drive drum in metres to get revolutions per second For example 03ms 045m 066 Multiply this number by 60 to get RPM 06660 40 RPM Multiply the torque in Nm by the angular rate in radians per second
Read MoreJun 12 2012 Input data A chain conveyor is to transport wooden boxes up a slope of 5 at a speed of 05 ms There is a maximum of four boxes each weighing 500 kg on the conveyor The chain itself has a weight of 300 kg The friction factor between chain and base is specified at 02
Read MoreMay 27 2008 for handling pallets various line speeds are used but just for example with your load say 75 metres per minute conveyor speed will only require about 03 kw to drive I agree with other respondents comments and notes but 30 years experience tells me that total load x 10 friction factor for roller conveyor only x line speed gives an accurate enough result for sizing a conveyor drive
Read Morerequired to drive the belt at the driving pulley T e is the nal summarization of the belt tensions produced by forces such as 1 The gravitational load to lift or lower the material being transported 2 The frictional resistance of the conveyor components drive and
Read MoreConveyor capacity is determined by the belt speed width and the angle of the belt and can be expressed as Q A v 1 where Q conveyor capacity kgs lbs density of transported material kgm 3 lbft 3 A crosssectional area of the bulk solid on the belt m 2 ft 2
Read MoreTorque For example if you want to hold the force acting on the end of pulley T F x r So calculating load torque is determine the force in the system and the logical distance between the motor shaft and the where the force is acting
Read Morehigh belt load or the belt load is wet after heavy rainfall hence it is struggling to accelerate to speed with the existing torque limit and ramp up time settings Refer to Figure 1 Figure 1 Showing the ramp hold function which is useful for achieving an optimum acceleration and
Read MoreAnother attribute for consideration is the application of multiple driven pulleys used to 1 lower the conveyors belt tension requirements 2 increase the expected tonnage throughput allowing for possible drive component failures and 3 increase the plant spares flexibility related to the drive assembly
Read MoreWhen belt speed ftmin and belt pull lbs are known HP may be specified ie belt speed x belt pull required HP For example if operational requirements call for a 3300 lbs belt pull at a belt speed of 275 fpm then 907500 ftlbs per minute or 275 HP would be required
Read MoreAn existing 3 phase fully loaded 100 horsepower motor with 92 efficiency drives a conveyor belt that has a variable load The conveyor belt operates 20hours per day Loading requirements for the conveyor belt vary during the day
Read Morethe most common drives used on belt conveyors today Requirements of a Belt Conveyor Drive A belt conveyor is considered to be a constant torque device In other words the required driving torque is approximately constant at varying speeds see figure 1 Other applications such as a pump drive have variable torque requirements see figure 2
Read MoreUse this equation and calculator to determine the the torque and force to drive material in linear motion with respect to a continuous fixed relation to a rotational drivevelocity Such as a material moving system or conveyor machine pulley Rotating Objects Electric Motor Driving Conveyor in Linear Motion Torque Required Torque lbft
Read Moreminimum torque required and should one backstop be required to carry a higher than normal torque load it is fully capable of doing so without incurring any damage Tandem Drives When the pulley arrangement calls for a primary and secondary drive two power driven pulleys
Read MoreUse this equation and calculator to determine the the torque and force to drive material in linear motion with respect to a continuous fixed relation to a rotational drivevelocity Such as a material moving system or conveyor machine pulley Rotating Objects Electric Motor Driving Conveyor in Linear Motion Torque of load to be
Read Morerequired to drive the belt at the driving pulley T e is the nal summarization of the belt tensions produced by forces such as 1 The gravitational load to lift or lower the material being transported 2 The frictional resistance of the conveyor components drive and all accessories while operating at design capacity 3
Read MoreJan 12 2015 The higher initial cost of the belt conveyor is offset by the higher on going expense of trucks such as the cost of truck mechanical maintenance and tires the driver and the distance related cost of fuel Needless to say belt conveyors serve a vital
Read MoreFor example if operational requirements call for a 3300 lbs belt pull at a belt speed of 275 fpm then 907500 ftlbs per minute or 275 HP would be required However prior to specifying components the designer must allow for inefficiencies and specify HP accordingly
Read MoreQ conveyor capacity kgs lbs density of transported material kgm 3 lbft 3 A crosssectional area of the bulk solid on the belt m 2 ft 2 v conveyor belt velocity ms fts The crosssectional area of the bulk solid on the belt can be expressed as A U b 2 2 where
Read MoreThe required takeup length is calculated as follows where S Sp takeup length m L conveyor length m belt elongation elastic and permanent As a rough guideline use 15 elongation for textile belts and 02 for steel cord belts Note For long
Read MoreR 570 kg all drums except drum 5 Conveyor belts are loaded with a wide variety of goods objects containers which are then sent to the distribution centre Horizontal configuration skid plate support return side drive as shown above drive drum lagged tension takeup 14 support rollers
Read MoreDrive Requirements Conveyors are inherently constant torque machines That means a constant level of torque is required to drive the conveyor regardless of the operating speed Figure 1 is a typical graph of load torque vs speed for a conveyor Note that the curve is essentially a horizontal line indicating that the load torque remains relatively constant throughout the range of possible operating speeds
Read MorePeak Torque Calculations for Backstops in Conveyors Page 14 62 Peak Torque and Load Distribution of Tension in One Gear Unit The previous paragraph has already shown clearly that clearance can create greatly different peak torques in the backstops
Read MoreIf the selected conveyor load is empty then it will show the required breakaway torque for an empty conveyor The Average Starting Torque can be an input or an output For example if input is a 30 second starting time then BA will output the average starting torque required to achieve a 30 second start time Conversely if input is 150 average starting torque BA will output the starting time if is was to
Read MoreTorque required to drive load W using a tangential drive such as a conveyor or timing belt drive T total T Load T Pulley T Belt T Motor T Friction T friction FR T tota 1gJ load JPulley J Belt J Motorwt T Friction J load W L R 2 J Pulley W r R 22 Multiply by the total number of pulleys J Belt W B R 2 WVR
Read MoreMay 06 2017 The details below Roller Conveyor length 18m speed of the belt conveyor is 25m sec Conveyor consists of 25 roller 1 drive pulley 1 tail pulley Total load of the conveyor 5500 kg To move the conveyor we install Drive Pulley with diameter of 550mm and connected to Gear Box RPM 95 Motor 55 HP RPM 1500
Read MoreIn the case of a conveyor going downhill where the load is overhauling and the job of the drive is to holdback it is better to arrange the drive at the tail pulley In general the speedtorque characteristics of ac motors up to 200 HP are defined in standards published by the National Electrical Manufacturers Association NEMA
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