A 50 mm transmission shaft transmitting 15 kW power at 200 rpm is supported on two deep grove ball bearings 750 mm apart and two gears are key to it. The pinion and gear have 30 and 100 teeth respectively. The pinion is located at 100 mm to the left of the right bearing, whereas the gear is located at 150 mm to the right of the left bearing The module and pressure angle of gear is 5 and 200 involute. Pinion delivers power horizontally to the right and gear received power in a vertical direction from below as shown in Figure l. The expected life of 15,000 h assumes the torque is the same for both pinion and gear and the bearings are under radial load only. Find the pitch diameters of pinion and gear. The torque transmits by the shaft Find force FC and FD Select suitable deep groove ball bearings at A and B

A 50 mm transmission shaft transmitting 15 kW power at 200 rpm is supported on two deep grove ball bearings 750 mm apart and two gears are key to it. The pinion and gear have 30 and 100 teeth respectively. The pinion is located at 100 mm to the left of the right bearing, whereas the gear is located at 150 mm to the right of the left bearing The module and pressure angle of gear is 5 and 200 involute. Pinion delivers power horizontally to the right and gear received power in a vertical direction from below as shown in Figure l. The expected life of 15,000 h assumes the torque is the same for both pinion and gear and the bearings are under radial load only. Find the pitch diameters of pinion and gear. The torque transmits by the shaft Find force FC and FD Select suitable deep groove ball bearings at A and B

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

A straight gear with module m = 5 mm and face width bw = 40 mm has center distance cd = 0.1875m. The pinion has 25 teeth, the speed is 1000 rpm, and pressure angle ᶲ = 200. Find the Hertzian contact stress at the pitch point when the gear transmits 10 kW. Neglect friction forces. The gear steel has modulus of elasticity E = 207 GPa and a Poisson’s ratio of 0.30.
A truck equipped with a 50 HP engine uses a roller chain as the final drive to the rear axle. The driving sprocket runs at 225 rpm with a center distance of approximately 500 fpm. The transmission efficiency between the engine and the driving sprocket is 85%. 1.1 Determine the pitch and width of chain to be used. 1.2 Determine the number of teeth in each sprocket and the pitch diameters.
The module and the number of teeth on the pinion of a spur gear are 12mm and 15teeth respectively.A power of 400kW is to be transmitted at 1700rpm of width.if the involute teeth are of standard proportions (addendum=m) with the pressure angle of 22.5° determine (A) torque due to power delivered (B) tangential load (C) teeth width (E)load on the bearings
A pair of straight teeth spur gear is to transmit 20kw when the pinion at 300rpm.the velocity ratio is 1:3.the allowable static stresses for the pinion and the gear material are 12MPa and 100MPa respectively.the service factor is 1.the pinion has 15 teeth and it's face width is 14 times the module.from the standpoint of strength only and taking into consideration the effect of the dynamic loading Determine; (A) module (B) face width (C) pitch circle diameter for pinion (D) pitch circle diameter for gear Tooth form factor;y=0.153_0.912÷no.of teeth Velocity factor;Cv= 3÷3+v
The client requires a single step-up spur gearbox to transmit a 10 kW power from a shaft rotatingat 1000 rpm, while the output speed must be 1700 rpm. The material for gear and pinion is 817M40and 655M13, respectively State the design specification considering the following design factors:1. Functionality2. Stress
A 15 kW and 1200 r.p.m. motor drives a compressor at 300 r.p.m. through a pair of spur gears having 20° stub teeth. The centre to centre distance between the shafts is 400 mm. The motor pinion is made of forged steel having an allowable static stress as 210 MPa, while the gear is made of cast steel having allowable static stress as 140 MPa. Assuming that the drive operates 8 to 10 hours per day under light shock conditions, find from the standpoint of strength, 1. Module; 2. Face width and 3. Number of teeth and pitch circle diameter of each gear. Check the gears thus designed from the consideration of wear. The surface endurance limit may be taken as 700 MPa
A 15 kW and 1200 r.p.m. motor drives a compressor at 300 r.p.m. through a pair of spur gears having 20° stub teeth. The centre to centre distance between the shafts is 400 mm. The motor pinion is made of forged steel having an allowable static stress as 210 MPa, while the gear is made of cast steel having allowable static stress as 140 MPa. Assuming that the drive operates 8 to 10 hours per day under light shock conditions, find from the standpoint of strength, 1. Module; 2. Face width and 3. Number of teeth and pitch circle diameter of each gear. Check the gears thus designed from the consideration of wear. The surface endurance limit may be taken as 700 MP
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° Assuming that only one pair of the teeth is in contact the total force (in Newton) exerted by a tooth of the pinion on the tooth on a mating gear is...
A 220 mm diameter of 14.5 degrees involute gear is used to transmit 50 kW at 580 rpm Find the total force transmitted on the gear.
The reducer input shaft shown in the figure is taperedIt transmits moment with the help of a gear wheel.On the spindle, Fa = 552 N, Fr = 457 N, Ft = 1960 Nfrom gear forces and belt mechanismincoming Fk = 2600 N radial force impact. The shaft rotates with n = 1090 rpm.Accept the shaft diameter in the A bearing as dA = 35 mm.Fixed ball bearing for Lh = 13500 hselect
A helical cast steel gear with 30o helix angle has to transmit 35 kW at 2000 rpm. If the gears has 25 teeth, find the necessary module, pitch diameters and face width for 20o full depth involute teeth. The static stress for cast steel may be taken as 100 MPa. The face width may be taken as 3 times to normal pitch. The tooth form factor is given by the expression y'= 0.154-0.912/TE, where TE represents the equivalent number of teeth. the velocity factor is given by Cv=6/(6+v), where v is the peripheral speed of the gear in m/s.
pinion having 20 involute teeth of module pitch 6 mm rotates at 200 r.p.m. and transmits 1.5 kW to a gear wheel having 50 teeth. The addendum on both the wheels is 1/4 of the circular pitch. The angle of obliquity is 20°. Find (a) the length of the path of approach ; (b) the length of the arc of approach; (c) the normal force between the teeth at an instant where there is only pair of teeth in contact.