Use the general shaft layout given and determine critical diameters of the shaft based on infinite fatigue life w factor of 1.5. Check for yielding. Check the slopes at the bearings for satisfaction of the recommended limits in Assume that the deflections for the pulleys are not likely to be critical.
Use the general shaft layout given and determine critical diameters of the shaft based on infinite fatigue life w factor of 1.5. Check for yielding. Check the slopes at the bearings for satisfaction of the recommended limits in Assume that the deflections for the pulleys are not likely to be critical.
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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Question
Find the shaft diameter and the factor of safety against yielding
Transcribed Image Text:Required Information
Use the general shaft layout given and determine critical diameters of the shaft based on infinite fatigue life with a design
factor of 1.5. Check for yielding. Check the slopes at the bearings for satisfaction of the recommended limits in Table 7-2
Assume that the deflections for the pulleys are not likely to be critical.
500 lbf
75 lbf
8-in dia.
Bearing at O
10.0⁰
Use the following shaft layout assuming a pulley transmits torque through s key and keysest at location Ato another
pulley at location B. Assume the tensions in the belt at pulley Bare T, and T2, where Tis 15% of T2-
NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part.
500 lb
75 lb
18 in
Material
1040 Q and T
10-india.
12 i
18.0
In.
pulley diameter = 8.0"
TOα iB
Sut
113 kpl
T2
71
pulley diameter 10.0
86 kpl
12.0
Bearing at C
Using the DE-Goodman criteris and a design factor of 1.5, calculate the diameter based on the shaft's loadings and your guess for the
shaft's diameter at the critical location. What is the shaft diameter? Assume the notch raclius to be 0.02 In. (You must provide an answer
before moving to the next part.)
The shaft diameter is
The factor of safety against yielding is
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