Shigley's Mechanical Engineering Design (McGraw-Hill Series in Mechanical Engineering)
10th Edition
ISBN: 9780073398204
Author: Richard G Budynas, Keith J Nisbett
Publisher: McGraw-Hill Education
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Chapter 13, Problem 28P
To determine
The speed of the arm.
The direction of rotation of the arm.
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Answer d and e
Read the question carefully and give me right solution according to the question.
Note: observe the question, gear R is rotating and gear S is fixed.
4. For the gear train in a watch shown in the following
figure. The teeth number are z,=20,
z,=40, Z3=18, z4-50,
Z5=25, Z6-20, z,=54. Please calculate Speed ratio
17
1
VIIA
3
5
4
6
2
7
Chapter 13 Solutions
Shigley's Mechanical Engineering Design (McGraw-Hill Series in Mechanical Engineering)
Ch. 13 - A 17-tooth spur pinion has a diametral pitch of 8...Ch. 13 - A 15-tooth spur pinion has a module of 3 mm and...Ch. 13 - A spur gearset has a module of 6 mm and a velocity...Ch. 13 - A 21-tooth spur pinion mates with a 28-tooth gear....Ch. 13 - A 20 straight-tooth bevel pinion having 14 teeth...Ch. 13 - A parallel helical gearset uses a 20-tooth pinion...Ch. 13 - A parallel helical gearset consists of a 19-tooth...Ch. 13 - To avoid the problem of interference in a pair of...Ch. 13 - Prob. 9PCh. 13 - Prob. 10P
Ch. 13 - Prob. 11PCh. 13 - Prob. 12PCh. 13 - Prob. 13PCh. 13 - Prob. 14PCh. 13 - A parallel-shaft gearset consists of an 18-tooth...Ch. 13 - The double-reduction helical gearset shown in the...Ch. 13 - Shaft a in the figure rotates at 600 rev/min in...Ch. 13 - The mechanism train shown consists of an...Ch. 13 - The figure shows a gear train consisting of a pair...Ch. 13 - A compound reverted gear trains are to be designed...Ch. 13 - Prob. 21PCh. 13 - Prob. 22PCh. 13 - Prob. 23PCh. 13 - A gearbox is to be designed with a compound...Ch. 13 - The tooth numbers for the automotive differential...Ch. 13 - Prob. 26PCh. 13 - In the reverted planetary train illustrated, find...Ch. 13 - Prob. 28PCh. 13 - Tooth numbers for the gear train shown in the...Ch. 13 - The tooth numbers for the gear train illustrated...Ch. 13 - Shaft a in the figure has a power input of 75 kW...Ch. 13 - The 24T 6-pitch 20 pinion 2 shown in the figure...Ch. 13 - The gears shown in the figure have a module of 12...Ch. 13 - The figure shows a pair of shaft-mounted spur...Ch. 13 - Prob. 35PCh. 13 - Prob. 36PCh. 13 - A speed-reducer gearbox containing a compound...Ch. 13 - For the countershaft in Prob. 3-72, p. 152, assume...Ch. 13 - Prob. 39PCh. 13 - Prob. 40PCh. 13 - Prob. 41PCh. 13 - Prob. 42PCh. 13 - The figure shows a 16T 20 straight bevel pinion...Ch. 13 - The figure shows a 10 diametral pitch 18-tooth 20...Ch. 13 - Prob. 45PCh. 13 - The gears shown in the figure have a normal...Ch. 13 - Prob. 47PCh. 13 - Prob. 48PCh. 13 - Prob. 49PCh. 13 - The figure shows a double-reduction helical...Ch. 13 - A right-hand single-tooth hardened-steel (hardness...Ch. 13 - The hub diameter and projection for the gear of...Ch. 13 - A 2-tooth left-hand worm transmits 34 hp at 600...
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- As shown in the figure a planetary gear train consist of the arm C coupled to two gears A and B with 40 and 60 teeth respectively. If the arm rotates at 150 rpm in the anticlockwise direction about the center of the fixed gear A. Calculate the speed of gear B. How fast will gear B move if the gear A makes 300 rpm in the clockwise direction instead of being fixed. (must use Tabular method) B Arm C C A B Nber of teeth Total rotationsarrow_forwardQ5 Determine the output rotational speed, ω2 for the gear train shown in Figure Q5 if ω1 = 200 rpm CW. N1 = 20; N3 = 25, N4 = 70, N5 = 15, N6 = 15, N7 = 35, N8 = 80.arrow_forwardQ1/ In a planetary gear train shown in the Figure. Determine the angular velocity of gear A. Int Take: TA= 22, Ts= 30, TB= 25, TD= 50, T₁ (Ext.) = 220, TE (Int.) = 200, Ns= +30 rpm, and Narm= -90 rpm. Ext. Arm S D 20arrow_forward
- For the following differential gear, if the number of teeth is as follows: N = 24, N2 = 48, Na = 18, Na = 20, Ns = 18, N. = 20. if the input gear from the engine rotates at an angular velocity of un = 100 rad/sjand the left wheel (gear 5) is held fixed (ws =0 rad/s), determine the angular velocity of the right wheel (gear 3). %3D %3! Ouput Ouparrow_forwardA gear train as the one shown in problem 1. The gears have the following properties: N2 = 20 teeth and Pd = 10; d3 = 6 in.; d4 = 2 in., and Pd = 8; and N5 = 48 teeth. Determine the velocity of gear 5 as gear 2 drives at 1800 rpm counterclockwisearrow_forwardI need the answer as soon as possiblearrow_forward
- Please help I'm stuck on this onearrow_forwardTo fear Tô rear wheel wheel Planet gears i. The tooth numbers for the automotive differential shown in the figure are N2 = 26, N3 = 68, N4 = 12, N5 = N6 = 20. The drive shaft turns at 1200 rev/min. a. What are the wheel speeds if the car is traveling in a straight line on a good road surface? b. Suppose the right wheel is jacked up and the left wheel resting on a good road surface. What is the speed of the right wheel?arrow_forwardThe figure below shows a two-stage helical gear set. Pinion 2, which is in the converter position, transfers a certain rotation moment from the shaft to gear 3 in the first stage by rotating in the direction of the clock in the front view (or in the Z direction) shown in the figure. on shaft B, the pinion gear No. 4 is positioned with gear No. 3, which receives and/or transmits the drive from different gears. The number 4 Pinion in the second stage drives the number 5 gear, converting the input moment in the system to the output moment and providing movement transfer. Answer the figure in the table as follows by determining the direction of rotation of Gears 3, 4 and 5 and the Helix direction of each gear when looking at the left side view of the figure from the left (i.e. from the-z direction).arrow_forward
- The figure below shows a two-stage helical gear set. Pinion 2, which is in the converter position, transfers a certain rotation moment from the shaft to gear 3 in the first stage by rotating in the direction of the clock in the front view (or in the Z direction) shown in the figure. on shaft B, the pinion gear No. 4 is positioned with gear No. 3, which receives and/or transmits the drive from different gears. The number 4 Pinion in the second stage drives the number 5 gear, converting the input moment in the system to the output moment and providing movement transfer. Answer the figure in the table as follows by determining the direction of rotation of Gears 3, 4 and 5 and the Helix direction of each gear when looking at the left side view of the figure from the left (i.e. from the-z direction).Also, briefly explain how the concept of a module in Gears is determined by showing the basic dimensions on a tooth form and what the main law of gears refers to by drawing a figure.arrow_forwardFind the output speed and cycle rate, since the input speed in the gear mechanism in the figure is 900 rpm, r2=20cm, r3=8cm, r4=12cm, r5=26cm, r6=32cm, r7=6cm `input 2 out 4 5arrow_forward7 154T 40T 367 207 3 6. Figure 3. A planetary gearset Q3. The internal gear (gear 7) in the figure turns at 60 rev/min ccw. What are the speed and direction of rotation of arm 3? Please use tabular method to solve this problem. Gear 2 (sun) is fixed to ground. Gear 5 has 18 T. Gear 5 and Gear 6 are on the same disk.arrow_forward
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