LOAD ANALYSIS FOR SPUR GEAR Consider the pitch circle of a spur gear with the loads acting on the pitch point, as shown in the figure below. Figure 3.15. Spur Gear Load Analysis FR W Where, F, = tangential or transmitted load W = resultant load Applied or Transmitted Torque: Ta Transmitted Horsepower, Hp: = (1/) F₁ Where, T₁ = torque, in-lb F₁ = transmitted load, Ib Tα (2π)N π πT₁ n 30 60 Tan F₁ V 63 000 33 000 Transmitted Power (S.I.): P = T₁=- Tqw= Where, P= transmitted power, kW Ta torque, kN-m GIVEN: Figure shown N₂ = 1750 rpm $ = 200 P = 2.5 kW m = 2.5 mm Ex. # 5] Pinion 2 in the figure runs at 1 750 rpm and transmits 2.5 kW to idler gear 3. The teeth are cut on the 20° full-depth system and have a module of m= 2.5 mm. Draw the free body diagram of gear 3 and shows all the forces acting upon it. Determine the forces acting upon gear 3. The direction of rotation of gear 3, as shown, is counterclockwise. F₁ FR = radial load ; = pressure angle 55 REQUIRED: CS Draw the free body dianam CamScanner diagram of gear 3 and compute the forces acting on it. V = pitch line velocity, ipm N = rpm w = Angular velocity, rad/s

Elements Of Electromagnetics
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LOAD ANALYSIS FOR SPUR GEAR pre
Consider the pitch circle of a spur gear with the loads acting on the pitch point, as shown in the figure below.
Figure 3.15. Spur Gear Load Analysis
FR
W
Where, F₁ = tangential or transmitted load
W = resultant load
Applied or Transmitted Torque: T
Transmitted Horsepower, Hp=
=
Where, T₁ = torque, in-lb
Transmitted Power (S.I.): P = Tow
=
GIVEN: Figure shown
T₁ n
63 000
=
N₂ = 1750 rpm
$ = 200
2
Where, P= transmitted power, kW
torque, kN-m
Ta
F₁
F, V
33 000
F₁ = transmitted load, Ib
T (2π) N _ πT n
q
60
30
P = 2.5 kW
m = 2.5 mm
O
F₁ =
Ex. # 5] Pinion 2 in the figure runs at 1 750 rpm and transmits 2.5 kW to idler gear 3. The teeth are cut on the 20° full-depth system and
have a module of m= 2.5 mm. Draw the free body diagram of gear 3 and shows all the forces acting upon it. Determine the forces
acting upon gear 3. The direction of rotation of gear 3, as shown, is counterclockwise.
F₁
55
= radial load ;
= pressure angle
V = pitch line velocity, ipm
N = rpm
w = Angular velocity, rad/s
O
O
REQUIRED:
CS Draw the frechody diagram of gear 3 and compute the forces acting on it.
3
Transcribed Image Text:LOAD ANALYSIS FOR SPUR GEAR pre Consider the pitch circle of a spur gear with the loads acting on the pitch point, as shown in the figure below. Figure 3.15. Spur Gear Load Analysis FR W Where, F₁ = tangential or transmitted load W = resultant load Applied or Transmitted Torque: T Transmitted Horsepower, Hp= = Where, T₁ = torque, in-lb Transmitted Power (S.I.): P = Tow = GIVEN: Figure shown T₁ n 63 000 = N₂ = 1750 rpm $ = 200 2 Where, P= transmitted power, kW torque, kN-m Ta F₁ F, V 33 000 F₁ = transmitted load, Ib T (2π) N _ πT n q 60 30 P = 2.5 kW m = 2.5 mm O F₁ = Ex. # 5] Pinion 2 in the figure runs at 1 750 rpm and transmits 2.5 kW to idler gear 3. The teeth are cut on the 20° full-depth system and have a module of m= 2.5 mm. Draw the free body diagram of gear 3 and shows all the forces acting upon it. Determine the forces acting upon gear 3. The direction of rotation of gear 3, as shown, is counterclockwise. F₁ 55 = radial load ; = pressure angle V = pitch line velocity, ipm N = rpm w = Angular velocity, rad/s O O REQUIRED: CS Draw the frechody diagram of gear 3 and compute the forces acting on it. 3
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