Project 4:Gearbox and compound train gear system are widely used in power transmission systems to change inputtorques and rotational speed. Your task in a company that manufactures compound gear system box is todetermine the necessary parameters to obtain a required output and securely mounting the gearbox. If thecompound gearbox shown in Figure.5 has the following design specifications:BDFLOUTPUTINPUTFigure.5: Compound gear train system (left), Gearbox securely mounted by clamps (Right)Gear A has 20 teeth, Gear B has 150 teeth, Gear C has 40 teeth, Gear D 140 teeth, Gear E has 15 teethand Gear F has 200 teeth.Input power and speed, respectively, 25 kW and 1600 rpm (clockwise).Your manger asked you the perform the following analysis steps:1. Determine the velocity ratio/ gear ratio of compound gear system.2. Calculate the output torque and determine its direction.3. Find the required total/hold torque to securely mount the gearbox.4. Explain the use of compound gear instead of a simple gear train (no more than 50 words).5. Consider that rotational motion must be translated from the output gear shaft to another shaft makes60° with first shaft. Based on Figure.6, find the required conditions for a constant velocity ratiobetween two joined shafts.OutputInputFigure.6: Universal joint or Hook's joint.

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Answered: D 'F LOUTPUT INPUT A

Engineering

Mechanical Engineering

D 'F LOUTPUT INPUT A

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Gearbox and compound train gear system are widely used in power transmission systems to change input torques and rotational speed. Your task in a company that manufactures compound gear system box is to determine the necessary parameters to obtain a required output and securely mounting the gearbox. If the compound gearbox shown in Figure.5 has the following design specifications: B D 'F LOUTPUT INPUT E T2 Figure.5: Compound gear train system (left), Gearbox securely mounted by clamps (Right) Gear A has 20 teeth, Gear B has 150 teeth, Gear C has 40 teeth, Gear D 140 teeth, Gear E has 15 teeth and Gear F has 200 teeth. Input power and speed, respectively, 25 kW and 1600 rpm (clockwise). Your manger asked you the perform the following analysis steps: 1. Determine the velocity ratio/ gear ratio of compound gear system. 2. Calculate the output torque and determine its direction. 3. Find the required total/hold torque to securely mount the gearbox. 4. Explain the use of compound gear…
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Problem 4: Gearbox and compound train gear system are widely used in power transmission systems to change input torques and revulsions. Your task in a company that manufactures compound gear system box is to determine the necessary parameters to obtain a required output and securely mounting the gearbox. If the compound gearbox shown in Figure.5 has the following design specifications: B D ' F OUTPUT INPUT T3 A T2 Figure.5: Compound gear train system (left), Gearbox securely mounted by clamps (Right) Gear A has 25 teeth, Gear B has 150 teeth, Gear C has 60 teeth, Gear D 120 teeth, Gear E has 15 teeth and Gear F has 200 teeth. Input power and speed, respectively, 20 kW and 1500 rpm (clockwise). Your manger asked you the perform the following analysis steps: 1. Determine the velocity ratio/ gear ratio of compound gear system. 2. Calculate the output torque and determine its direction. 3. Find the required total/hold torque to securely mount the gearbox. 4. Explain the use of compound…
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a) Engine-Pump mechanism in Figure 3.1 shows few gears meshing with different parameters . Based on the picture shown below. Given: n1 = 500 rpm; N1 = 20; N2 = 70; N3 = 18; N4 = 54 Compute : (i) value of n4 (i) Torque and power changes at Gear 4 n1, N1 n4, N4 Engine Pump n2, N2 n3, N3 Figure 3.1
Solve and Draw the following. [Tech pen (0.2 light, 0.4 medium, 0.6 above heavy)] Consider a crank rocker mechanism with L1 = 90 mm, L2 = 180 mm, and L3 = 270 mm. The design transmission angle of the mechanism is 45o135o. Determine the range of values of L0.
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Q2/ Two mating involute spur gears of 20* pressure angle have a gear ratio of 2. The number of teeth on the pinion is 20 and its speed is 250 r.p.m. The module pitch of teeth is 10 mm. If the addendum on cach wheel is such that the path of approach and the path of recess on cach side are half the maximum possible length each, find: i) the addendum for pinion and gear wheel, ii) the length of arc of contact, iii)the maximum velocity of sliding during approach and recess. Assume pinion to be driver.
Figure Q1 below shows a gear reducer unit which drive a cement mixer drum at output of this unit and attached to a motor at the input. A 1.5 kW motor with a speed of 9 33 rpm is used as an input source to drive this gear reducer. The gear reducer consists two pairs of spur gears which each pair of them have modules of 1.5 mm for gear set 1 and 2.5 mm for gear set 2. All the spur gears have 20 deg pressure angle. Gear set 2 Gear set 1 Вearing 1,5 kW 933rpm Motor Cement mixer drum Gear Reducer Unit Figure Q1: A gear reducer unit a) Calculate torque generated from the motor. (Nm) - [1 mark]