In the motorized rack-and-pinion system in a milling machine, the pinion has 50 teeth and a pitch
Question:
In the motorized rack-and-pinion system in a milling machine, the pinion has 50 teeth and a pitch radius of 0.75 in. (Figure P8.21). Over a certain range of its motion, the motor turns at 800 rpm.
(a) Determine the horizontal velocity of the rack.
(b) If a peak torque of 10 ft ? lb is supplied by the motor, determine the pulling force that is produced in the rack and transferred to the milling machine.
Figure P8.21
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a To determine the horizontal velocity of the rack we need to calculate the linear velocity of the p...View the full answer
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Related Book For 
An Introduction To Mechanical Engineering
ISBN: 9781111576820
3rd Edition
Authors: Jonathan Wickert, Kemper Lewis
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