The customised shaft has a diameter of 50 mm. A square parallel key is suggested to be usedfor mounting a gear into this shaft. The shaft is to be made of SAE 1095 Carbon Steel with ayield stress of 572 MPa. The gear is made from SAE 1045 Carbon Steel with a yield stress of531 MPa. A key can be made of SAE 1018 Carbon Steel with a yield stress of 372 MPa orSAE 316 Stainless Steel of 241 MPa. The gear transmits torque of 2,000 +P N-m and has ahub length of 100 mm. The design factor is chosen as 3.0 and the width of the key is 12.7mm.Specify the keys using two materials and explain which material should be recommended insuch a design scenario.KeyFigure 1: Key, Gear and ShaftYou may use the following equations:==TD/2(WL)4TσDLH2TL =TDW4TL=σDH

First, we need to calculate the allowable shear stress for each material. The allowable shear stress…

Answered: The customised shaft has a diameter of…

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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A single stage spur gear gearbox has a module of 1.5mm and an input speed of 1500.p.m. and a pinion with 15 teeth. The overall ratio of the gearbox is 6:1 and the gearbox is transmitting a power of 6000W. If the factor of safetv is to be reduced to an absolute minimum acceptable value and the gears are to be made from a material with a Yield stress of 540 MPa, what is the face width of the gears (in mm) Express your answer in the form 21.00 ie with two decimal place an no units
A transmission shaft supporting a helical gear B and an overhung bevel gear D is shown in Fig. bearings, A and C. The pitch circle diameter of the helical gear is 450 mm and the diameter of the bevel gear at the forces is 450 mm. Power is transmitted from the helical gear to the bevel gear. The gears are keyed to the shaft. The material of the shaft is steel 45C8 400 The shaft is mounted on two 400 400 270 250 ]640 210 640 The factors k, and k, of ASME code are 2.0 and 1.5 respectively. Determine the shaft diameter using the ASME code. 100
Q2: A rectangular key is used to connect a gear on a shaft of d=50 mm. The shaft transmitting power at a maximum shear stress. The shaft is made of AISI 1040 CD steel and the key is made of AISI 1020 CD steel. Design the dimensions of the key. Take F.S =3.
Torque in = 40nm Holding torque out = 896nm 8.Using your answers from the gear box above, and given that the input shaft has a diameter of 12 mm and the output shaft has a diameter of 15 mm, both shafts are made from aluminium. When this transmission system was operated, it failed. Identify the position where the failure occurred and the reason for this failure. Suggests improvements to the system to overcome the failure mode. The shear strength of aluminium is 207 MPa.
A pair of cast iron bevel gears connects the two shafts at right angles. The pitch diameters of the pinion and gear are 80 mm and 100 mm. The shape of the gear teeth is 14½0 composite form. The allowable static stress for both gears is 55 MPa. If the pinion transmits 2.95 kW of power at 1200 rpm, determine the module and the number of teeth in each gear from the power point of view and check the design from the wear point of view. Take the surface resistance limit is 630 MPa and the modulus of elasticity for cast iron is 84 kN/mm2.
A shaft is designed to transmit power of 100 kW at 180 rpm. The allowable shear stress is 50MPa and modulus of rigidity of 80 GPa. The angle of twist is not to exceed to 1° in 4-meter length A. Calculate the diameter of the shaft in inches. B.If the shaft in A is to be fitted to a hub with material SAE 0105 and fit classification of FN3, what will be the maximum and minimum stresses based on the interference of metal.
The standard cross-section for a flat key, which is fitted on a 50 mm diameter shaft, is 16 x 10 mm. The key is transmitting 475 N-m torque from the shaft to the hub. The key is made of commercial steel (oy = 230 N/mm²).if the factor of safety is 3. Determine the length of the key.
A pulley is keyed to a 56.8mm diameter shaft by a 7/16 in x 3 in flat key. The shaft rotates at 697 rpm. The allowable compressive stress for the key, hub and shaft are 66 ksi. 59 ksi and 72 ksi, respectively. Determine the maximum torque, in lb-in, the pulley can safety deliver. Express your answer in 3 decimal places.
A power transmission shaft is to carry a steady 30 horsepower while rotating at 1000 rpm. Specify a suitable diameter for the solid circular shaft if it is to be made from AISI 1020 cold-drawn steel. Use Appendix A-2 for preferred size.
HW12 The approximate distance between the two parallel shafts is 600 mm. The shafts are to be connected by spur gearing. If one shaft runs at 1000 r.p.m. and the other at 2500 r.p.m., find the number of teeth on each wheel, if the module is 12 mm. Also determine the exact distance apart of the shafts.
A motor is used to drive a gear assembly at 200 rpm. The main gear is in the center of a 1 m long (0.5 m to the left and right of the gear) 50 mm diameter solid circular shaft, and power is taken from the two shaft ends. 25 kW is taken on the left end and an unknown amount of power is taken at the right end. the torque to the left side of the gear is? maximum shear stress to left of gear? If the maximum shear stress on the shaft to the right of the gear is 125 MPa, approximately how much power is being drawn off from the right side of the shaft? The shaft can be made from 6061-T6 aluminum. It has adequate strength to withstand the loading conditions in the scenario, including the loading on the right side of the shaft. true or false?
A bevel gear receives a power from bevel pinion results in the shown forces. The forces are F = 7026.8 i - 3513.4j+ 215840.8 k . the bevel gear average diameter is 210 mm. the shaft is supported at bearing E and F and delivers the power to a flange coupling at end G. the shaft is made of steel 826 M 40 H&T having Sy = 650 MPa and Sult = 850 MPa. Determine the shaft diameter at its critical section and make a complete construction drawing. Fr= 3513.4 N F, = 7026.8 N. F= 21584.8 N 100 mm 200 mm 105 mm

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