MECH ENGINEERING DESIGN(LL)+ACCESS
10th Edition
ISBN: 9781260113952
Author: BUDYNAS
Publisher: MCG
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Chapter 7, Problem 37P
To determine
The dimensions for a
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A roller chain is to transmit 5 hp from a gearmotor to a wood-working machine, with moderate shock. The 1-in output shaft of the gearmotor turns n = 500 rpm. The 1 ¼-in. driven shaft turns 250 rpm; C »16 in. (a) Determine the size of sprockets and pitch ofchain that may be used. If a catalog is available, be sure maximum bore of sprocket is enough to fit the shafts. (b) Compute the center distance and length of chain. (c) What method should be used to supply oil to the chain?
QUESTION 7
A motor-cycle engine crankshaft has an angular velocity of 523.6 rad/s and is in third gear of ratio 1.62:1. The final chain reduction is 4.7:1 and the effective wheel diameter 0.73 m. Calculate the road speed of the machine in km/h.
Provide very clear and complete solution and diagam.
SITUATIONAL PROBLEM:
Two shafts are connected by spur gears. The pitch radii of the gears A and B are 200 mm and 860 mm respectively. If shaft A makes 350rpm and is subjected to twisting moment of 250 N-m. Pressure angle is 14.5 degree. What is:
a.) Rpm of gear B
b.) Torque in shaft B (in Newton meter).
c.) Separation load of two gears (in newtons).
d.) Total load on gears (in newtons).
Chapter 7 Solutions
MECH ENGINEERING DESIGN(LL)+ACCESS
Ch. 7 - A shaft is loaded in bending and torsion such that...Ch. 7 - The section of shaft shown in the figure is to be...Ch. 7 - The rotating solid steel shaft is simply supported...Ch. 7 - A geared industrial roll shown in the figure is...Ch. 7 - Design a shaft for the situation of the industrial...Ch. 7 - The figure shows a proposed design for the...Ch. 7 - For the problem specified in the table, build upon...Ch. 7 - Prob. 8PCh. 7 - For the problem specified in the table, build upon...Ch. 7 - For the problem specified in the table, build upon...
Ch. 7 - In the figure is a proposed shaft design to be...Ch. 7 - The shaft shown in the figure is proposed for the...Ch. 7 - Prob. 20PCh. 7 - The shaft shown in the figure is proposed for the...Ch. 7 - Prob. 25PCh. 7 - Prob. 26PCh. 7 - Prob. 27PCh. 7 - A 25-mm-diameter uniform steel shaft is 600 mm...Ch. 7 - Prob. 29PCh. 7 - Compare Eq. (727) for the angular frequency of a...Ch. 7 - Prob. 31PCh. 7 - The steel shaft shown in the figure carries a...Ch. 7 - A transverse drilled and reamed hole can be used...Ch. 7 - Prob. 34PCh. 7 - The shaft shown in Prob. 721 is proposed for the...Ch. 7 - A guide pin is required to align the assembly of a...Ch. 7 - Prob. 37PCh. 7 - Prob. 38PCh. 7 - Prob. 39PCh. 7 - A ball bearing has been selected with the bore...Ch. 7 - Prob. 41PCh. 7 - A gear and shaft with nominal diameter of 35 mm...
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