![** Not Multiple Choice Section ** 11. [25 points] Consider the planetary gear train shown in the figure. * Gear E is the driv](http://img.homeworklib.com/questions/051772c0-4c8e-11eb-a618-913cb7fe15c2.png?x-oss-process=image/resize,w_560)
Homework Answers
PART a
GEOMETRY OF THE GEAR TRAIN
PART
b
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** Not Multiple Choice Section ** 11. [25 points] Consider the planetary gear train shown in...
estion- a) Find the speed ratio of the gear train shown in figure. What will be...
estion- a) Find the speed ratio of the gear train shown in figure. What will be the direction of gear 7 b) Determine pitch line velocity (v r.w) of gear &, provided for gear 6 Imodule (D/T) 5mm e) If double the speed ratio (as calculated in a) is required with a simple gear train (having only two gears) number of teeth on driven gear, provided input gear has 20 teeth. IST IST 25T 33T I8T An epicyclic gear train...
Problem 1 (50 points The planetary gear train shown in the figure uses spur gears with...
Problem 1 (50 points The planetary gear train shown in the figure uses spur gears with standard, involute teeth cut with a 20° pressure angle and a diametral pitch of 10 teeth/inch. Note that the contact between the gears is indicated by the pitch circles in the figure. a) Gear #2 has 18 teeth and gear #5 has 42 teeth. How many teeth must be on gear #4? b) If the arm (#3) is driven at 600 revolutions per minute...
UU 7. A planetary gear train is shown in Figure P7. The carrier (link 2) serves...
UU 7. A planetary gear train is shown in Figure P7. The carrier (link 2) serves as the input to the train. The sun (gear 1) serves as the output from the train and has a 1.0-in. pitch diameter with a diametric pitch of 20. Gear 3 has 45 teeth and gear 4 has 20 teeth Gear 5 has 30 teeth and is keyed to the same shaft as gear 4. Gear 5 mates with the ring gear (gear 6),...
In the planetary gear train shown in the figure, gear 2 turns at 500 rpm in...
In the planetary gear train shown in the figure, gear
2 turns at 500 rpm in the direction indicated. Determine the speed
and direction of rotation of arm 6 if gears 5 rotates at 300 rpm in
the same direction as gear 2.
STEP NI 3 5 !! 11 21125) Arm 4 (30) (45) 5050)
c-100 FIXED PROBLEM 1 In the planetary gear train shown above, the arm is driven at...
c-100 FIXED PROBLEM 1 In the planetary gear train shown above, the arm is driven at 10 RPM clockwise. Number of teeth is indicated for each gear. What is the speed of gear D and in which direction? (sun gear A is fixed to ground and does not rotate).
Q-4 For the planetary gear train shown in figure below; Draw a connectivity diagram and determine the number of DOF. De...
Q-4 For the planetary gear train
shown in figure below;
Draw a connectivity diagram and determine the number of
DOF.
Determine the magnitude and direction of n4 if
n2 = 100 rpm (c.w.) and na = 100 rpm. (c.w.),
and the tooth numbers of gears are N2 = 60 –T,
N3 = 16-T, N4 = ? (N4 to be
found!).
planet gear ring gear A planet gear 3 ring gear4 sun gear 2 sun 4 2 Ibearing l gear %2...
Kinematics class 3. (25 POINTS) Planetary gear train analysis: The figure below representsa planetary gear train...
Kinematics class
3. (25 POINTS) Planetary gear train analysis: The figure below representsa planetary gear train used in a drill head. Gear 1 rotates with the input shaft. The ring gear 3 meshes both with gear 5 and gear 6, which are the planets. Gear 2 acts as the carrier for gear 5, the output is the carrier 4 Consider the number of teeth Ni-6, N2 36, N-54, N-24 and No-9 a) Identify how many stages are needed to fully...
Consider the following drive train. Gears are shown by their pitch diameters. Gear 2 is the...
Consider the following drive train. Gears are shown by their pitch diameters. Gear 2 is the pinion Gear diameter not drawn to scale. N4 Ng No 12 + 3 4 6 N2 5 ng N: Question 1 100 pts All gears have a 5 mm module and 25 degree pressure angle The pinion rotates at 100 RPM and has 10 teeth Each simple gear set has a 10:1 gear ratio. Determine: Pinion pitch diameter (mm) overall train ratio [Choose ]...
2. Gear dynamics. The gear train above is driven on the input shaft with a 0.5...
2. Gear dynamics. The gear train above is driven on the input shaft with a 0.5 hp electric motor. All of the gears have a diametral pitch of 8 teeth per inch. a) What are the diameters of Gears 1, 2, 3, and 4? b) What is the pitch-line velocity of Gear 1, in ft/min? c) Is the pitch-line velocity of Gear 2 the same as Gear 1? d) What is the pitch-line velocity of Gear 3 (and, therefore, Gear...
A compound epicyclic gear train is shown in the Figure. The shaft P is driven at...
A compound epicyclic gear train is shown in the Figure. The
shaft P is driven at 2500 rpm in the clockwise direction by a motor
of power rating 8 kW. The sun S2 is fixed. The number of teeth in
the gears are S1, 34; S2, 21; A1, 86 and A2, 73. Determine
The magnitude and direction of the angular velocity of the
shaft Q and
The torque required to fix the sun, S2
A, Q P S, 5,
estion- a) Find the speed ratio of the gear train shown in figure. What will be the direction of gear 7 b) Determine pitch line velocity (v r.w) of gear &, provided for gear 6 Imodule (D/T) 5mm e) If double the speed ratio (as calculated in a) is required with a simple gear train (having only two gears) number of teeth on driven gear, provided input gear has 20 teeth. IST IST 25T 33T I8T An epicyclic gear train...
Problem 1 (50 points The planetary gear train shown in the figure uses spur gears with standard, involute teeth cut with a 20° pressure angle and a diametral pitch of 10 teeth/inch. Note that the contact between the gears is indicated by the pitch circles in the figure. a) Gear #2 has 18 teeth and gear #5 has 42 teeth. How many teeth must be on gear #4? b) If the arm (#3) is driven at 600 revolutions per minute...
UU 7. A planetary gear train is shown in Figure P7. The carrier (link 2) serves as the input to the train. The sun (gear 1) serves as the output from the train and has a 1.0-in. pitch diameter with a diametric pitch of 20. Gear 3 has 45 teeth and gear 4 has 20 teeth Gear 5 has 30 teeth and is keyed to the same shaft as gear 4. Gear 5 mates with the ring gear (gear 6),...
In the planetary gear train shown in the figure, gear
2 turns at 500 rpm in the direction indicated. Determine the speed
and direction of rotation of arm 6 if gears 5 rotates at 300 rpm in
the same direction as gear 2.
STEP NI 3 5 !! 11 21125) Arm 4 (30) (45) 5050)
c-100 FIXED PROBLEM 1 In the planetary gear train shown above, the arm is driven at 10 RPM clockwise. Number of teeth is indicated for each gear. What is the speed of gear D and in which direction? (sun gear A is fixed to ground and does not rotate).
Q-4 For the planetary gear train
shown in figure below;
Draw a connectivity diagram and determine the number of
DOF.
Determine the magnitude and direction of n4 if
n2 = 100 rpm (c.w.) and na = 100 rpm. (c.w.),
and the tooth numbers of gears are N2 = 60 –T,
N3 = 16-T, N4 = ? (N4 to be
found!).
planet gear ring gear A planet gear 3 ring gear4 sun gear 2 sun 4 2 Ibearing l gear %2...
Kinematics class
3. (25 POINTS) Planetary gear train analysis: The figure below representsa planetary gear train used in a drill head. Gear 1 rotates with the input shaft. The ring gear 3 meshes both with gear 5 and gear 6, which are the planets. Gear 2 acts as the carrier for gear 5, the output is the carrier 4 Consider the number of teeth Ni-6, N2 36, N-54, N-24 and No-9 a) Identify how many stages are needed to fully...
Consider the following drive train. Gears are shown by their pitch diameters. Gear 2 is the pinion Gear diameter not drawn to scale. N4 Ng No 12 + 3 4 6 N2 5 ng N: Question 1 100 pts All gears have a 5 mm module and 25 degree pressure angle The pinion rotates at 100 RPM and has 10 teeth Each simple gear set has a 10:1 gear ratio. Determine: Pinion pitch diameter (mm) overall train ratio [Choose ]...
A compound epicyclic gear train is shown in the Figure. The
shaft P is driven at 2500 rpm in the clockwise direction by a motor
of power rating 8 kW. The sun S2 is fixed. The number of teeth in
the gears are S1, 34; S2, 21; A1, 86 and A2, 73. Determine
The magnitude and direction of the angular velocity of the
shaft Q and
The torque required to fix the sun, S2
A, Q P S, 5,
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