[4] (40 PTS) (a)[25 PTS] Find the force on the shaft holding Gear 2 in the...
A shaft that carries gear 2 and 3 is supported by two bearings at B and D. Gear 4 is the driver gear and gear 1 is the driven gear. All gears have 20° pressure angle with diametral pitch equal to 3. The driver has N 30 teeth and transmit 75 HP at 300 rpm. The numbers of teeth of other gears are: Ni-24; N2 30; N 48 All gears are steel with Poisson's ratio of 9 .028. Use AGMA...
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. e) What is the transmitted force between Gears 1 and 2, in lbf? f) What is the torque of Gear 1, in in-lbf? g) What is the torque of Gear 2? h) The torque of Gear 2 and 3 are the same. What is the torque of Gear...
A transfer shaft with two spur gears shown below: Input Gear 1 Output Gear Torque Bearing 1 Gear 1 Gear 2 Bearing 2 B OTO 4" 4" 4" 4 . . Weight Ibf Teeth number Pressure angle Po (diametric pitch) teeth/in Gear A 50 20° 6 Gear C 2 25 20° 6 Deep groove ball bearings at B and D. Pitch diameter of the gear is equal to the teeth number divided by diametric pitch. Shaft speed = 3000 rpm....
1. A two-stage compound gear is driven by a 20-hp motor that rotates the shaft 'a' in CCW as shown in the figure at a speed of 100 rpm. Entire gear set has a diametral pitch of 4 teeth/in and a pressure angle of 20°. The tooth numbers are: N2 = 48, N3 = 72, N4 = 48, and Ns = 120. 5 С a 3 a. Draw the free body diagram of the compound gear 3 and 4 mounted...
Problem 1 (25 Points) Two solid steel (6-80 GPa) shafts are connected by the gears shown. Shaft (1) has a diameter of 45 mm, and shaft (2) has an outside diameter of 55 mm and wall thickness 4 mm. Assume that the bearings shown allow free rotation of the shafts. If a 400 N-m torque is applied at gear D, determine (a) the maximum shear stress magnitudes in each shaft. (b) the angles of twist ф, and ф (c) the...
4. (12 points) A compound reverted spur gear train is to be designed to reduce the speed of a 180HP engine's rotating shaft from 3500rpm to 100rpm exactly. (a) (5 points) Specify appropriate numbers of teeth (N2, N3, N4 and N5) to minimize the gearbox size. A pressure angle of 20° is used for all the gears. Interference of gears is not acceptable. (b) (5 points) If all the gears are cut with 20° full-depth system. Assume a diametral pitch...
4. (12 points) A compound reverted spur gear train is to be designed to reduce the speed of a 180HP engine's rotating shaft from 3500rpm to 100rpm exactly. (a) (5 points) Specify appropriate numbers of teeth (N2, N3, N4 and N5) to minimize the gearbox size. A pressure angle of 20° is used for all the gears. Interference of gears is not acceptable. (b) (5 points) If all the gears are cut with 20° full-depth system. Assume a diametral pitch...
In a gear set consists of 15-tooth pinion driving a 40-tooth gear. The diametral pitch is 2. The pressure angle is 25° calculate the following A. The tooth thickness for the gear and for the pinion. B. If the pinion is rotating with an angular velocity of 700 rpm and a torque of 800 lbf.in. is being applied on the shaft of the pinion then calculate the following The power generated by the output shaft of the driven gear (Efficiency-100%)....
4.(12 points) A compound reverted spur gear train is to be designed to reduce the speed of a 180HP engine's rotating shaft from 3500rpm to 100rpm exactly. (a) (5 points) Specify appropriate numbers of teeth (N2, N3, N4 and N5) to minimize the gearbox size. A pressure angle of 20° is used for all the gears. Interference of gears is not acceptable. (b) (5 points) If all the gears are cut with 20° full-depth system. Assume a diametral pitch of...
please solve and show work HH 2. Given a compound gear box in figure 1, where; a. Gear A = 40 Teeth, input rpm is 1250 rpm. b. Gear B = 160 Teeth, C. Gear C = 30 Teeth d. Gear D = 90 Teeth. Input Torque is 50 N.m., Efficiency is 75% Find the output speed, direction relative to input, power, & Holding Torque. HI B D