Imagine two gears in mesh, the pinion is rotating clockwise, what is the force analysis for such a gear ( draw FBD) with full explanation. For another case: two gears in mesh and the gear is rotating clockwise also draw FBD and with explanations for the direction of rotation of pinion and direction of the resultant forces.
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Imagine two gears in mesh, the pinion is rotating clockwise, what is the force analysis for such a gear ( draw FBD) with full explanation.
For another case: two gears in mesh and the gear is rotating clockwise also draw FBD and with explanations for the direction of rotation of pinion and direction of the resultant forces.
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Solved in 2 steps with 2 images
- 5.A pair of gears has these parameters: teeth of two gears are Z1=26, Z2=52, modulus m=1.25mm. Please calculate (1)the radius of reference circle of two gears, r1 and r2 (2) The pitch of this pair of gears, p (3) The standard center distance, a (4) Now two gears are mounted with a'=49mm, calculate the radius of two pitch circle for two gears, r1' and r2' . (5)The ratio of angular velocity of two gears, i..(a) In Figure Q2, gear 2 rotates at 1400 r.p.m. clockwise, determine the rotation speed of gear 7 and its direction. (b) Gears have a module of 6 mm and pressure angle o = 20°. Pinion rotates at 1400 rpm transmitting power of 8 kW. Determine the force exerted by gear 3 onto shaft b. Refer to bearing A on shaft b, given that the bearing is a deep groove ball bearing, a-3, that rated for 1 million revolutions so that L10 life is Lpnp60 = revolution. What catalog rating would you search if the desired life is 10000 hours at 600 r.p.m. with a load of 1 kN. 106 (c) 48T 56T. 4 -24T 3. 18T 28T 52T FIGURE Q2Consider a planetary train in the figure below. The number of teeth of sun gear (2) is Z2 = 30, the number of teeth of planet gear (3) is Z3 =20 and the number of teeth of ring gear (4) Z4 = 70. Find the speeds of the planet gear (3) and the loader arm. The speeds of sun gear, w2 = 300 rpm, and ring gear w4 = 200 rpm are known.
- consider a planetary train in the figure the number of teeth on gear sol (2) is Z2= 30, the number of teeth on gear planeta (3) is Z3 = 20 and the number of gear anel (4) Z4 = 70 the speed of gear sol, w2 = 300 rpm and of anel w4 = 200 rpm find the speeds of gear sol and braço carregador bAn epicyclic gear train is shown schematically in the adjacent figure. The sun gear 2 on the input shaft is a 20 teeth external gear. The planet gear 3 is a 40 teeth external gear. The ring gear 5 is a 100 teeth internal gear. The ring gear 5 is fixed and the gear 2 is rotating at 60 rpm ccw (ccw= counterclockwise and cw= clockwise) %3D 3 4 The arm 4 attached to the output shaft will rotate at (а) 10 rpm сCW (b) 10 rpm cw (c) 12 rpm CW (d) 12 rpm ccW 2.Epicyclic gear box is shown in Figure.2, the gear box has outer gear C with 120 teeth, B has 50, D has 50 and E has 120.1. Calculate the gear box ratio2. Find the output speed and holding torque of the gear box, if the input gear has 1570 ??? clockwise, the input power 28.5 ?? and the efficiency is 85.5%3. You have engaged in open discussion in which you have to evaluate the conditions needed for an epicyclic gear train to become a differential. Using appropriate schematic and hand sketch show how a differential works in this application. Also, explain what needed to convert the gearbox in Figure.3 to Simple epicyclic differential
- TakuLar Method Q3:- The Fig. below shows an epicyclic gear train in which the gear Dis held stationary by shaft A and arm B is rotating at 200 rpm ccw. The gears E and F are carried by the arm. The gear G is rigidly attached to shaft C. Find the magnitude and direction of the speed of shaft C. If the gear train is transmitted 7.5 kW what is the torque required to hold shaft A stationary? Given that Z;-40, Z6=30 and Ze=20. BFigure Q2 shows the top half of a compound Epicyclic gearset with input shaft I rotating at a constant speed of 700 rpm in clockwise direction and providing 12 kW input power. The Annulus wheel A2 is form a compound wheel with gear O and connected to an auxiliary gear N on shaft X. The Annulus A1 is rotating at a speed of 5,300 rpm in counter-clock clockwise direction. With this condition calculate the following:- (i) The speed and direction of output shaft O (No), shaft X (Nx) and gear ratio (n). (ii) If Annulus wheel A1 is locked calculate the speed and direction of output shaft O (No), shaft X (Nx) and gear ratio (n). (iii) The braking torque (Tb) (magnitude and direction) that must be applied to Annulus wheel A1 to hold it stationary, assuming gear transmission efficiency is 90%.consider a planetary train in the figure the number of teeth on gear sol (2) is Z2=30, the number of teeth on gear planeta (3) is Z3 = 20 and the number of gear anel (4) Z4 = 70 the speed of gear sol, w2 = 300 rpm and of anel w4 = 200 rpm find the speeds of gear sol and braço carregador b Anel (4) Planeta (3) ARRANT Sol (2)
- A spur pinion of pitch diameter 50 mm rotates at 200 rad/s and transmits 3 kW power. The pressure angle of the tooth of the pinion is 20°, what is the total force exerted by a tooth of the pinion on the tooth on a mating gear?A simple gear train has 2 spur gears. The input gear has 24 teeth and the output gear has 106 teeth. The input rotates at 1,556 rev/min clockwise. Calculate the gear ratio and the output speed in rev/min. The input torque is 17 15 Nm and the efficiency is 0.8465%. Use speeds from the previous question to calculate the absolute value of the holding torque in Nm.In a single-stage gear wheel system with an evolvent profile, the rotating (driveThe number of teeth of the gear is Z1=10, the number of teeth of the rotated gear is Z2=20 and the modulus is m=5 mm; The rotating gear rotates clockwise. d) Prevent undercutting, if it exists on the same shape, by enlarging the grip angle. Calculate the value of the new grip angle and compare it with the new grip angle value you obtained from the drawing.