Need urgent please d) A compound epicyclic gear train is to be designed such that the sun of the first trainis the input and its arm drives the sun of the second train whose arm is to be theoutput with the annulus of the trains fixed. If the trains are to be similar with theplanets gears all having 40 teeth and the sun wheels having 16 teeth each, find;i.The number of teeth on each annulusii.The total gear ratio of the train

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Answered: d) A compound epicyclic gear train is…

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

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Q2:- In an epicyclic gear train shown in the Fig. b, the internal wheels A and F and the compound wheel C,D rotate about the axis O. The wheels B and E rotate on pin fixed to the arm L. The wheels have the same pitch and the numbers of teeth are: B and E 18, C 28 and D 26. If the arm L makes 150 rpm clockwise, find the speed of F when (a) the wheel A is fixed; and (b) the wheel A makes 15 rpm counterclockwise. F D.
In a compound epicyclic gear train, has gears A and an annular gears D & E free to rotate on the axis P. B and C is a compound gear rotate about axis Q. Gear A rotates at 75CCW rpm CCW and gear D rotates at 390CW rpm CW. Find the speed and direction of rotation of arm F and gear E. Gears A, B and C are having 16, 45 and 21 teeth respectively. All gears having same module and pitch. Sketch the arrangement and solve by tabular column method.
7. The following data relate to a pair of 20° involute gears in mesh : Module = 6 mm, Number of teeth on pinion = 17, Number of teeth on gear = 49; Addenda on pinion and gear wheel = 1 module. Find : (a) The number of pairs of teeth in contact (b) The angle turned through by the pinion and the gear wheel when one pair of teeth is in contact (c) The ratio of sliding to rolling motion when the tip of a tooth on the larger wheel (i) is just making contact (ii) is just leaving contact with its mating tooth (iii) is at the pitch point.
2.A pair of gears, having 40 and 30 teeth respectively are of 25° involute form.The addendum length is 5mm and the module pitch is 2.5mm.If the smaller wheel is the driver and rotates at 1500r.p.m, find the velocity of sliding at the point of engagement and at the point of disengagement.
C) : A compound gear train shown in figure consists of a driver gear A engaging with gear B. Attached to the same shaft as B, gear C and meshes with gear D on the output shaft. Determine: 1. The gear ratio of this gear system. 2. The rotational speed of gears C and D if the input rotational specd NA-300 r.p.m. Given: number of teeth, TA=12, Ty=24, Tc=12 and Tp-18.
The teeth of the gear arrangement have Gear A=40teeth, Gear B=70 teeth and Gear C= 50teeth, a pinion (driver Gear) that rotates at 625 rpm, and idler Gear B and a driven gear (Gear C). The gears have a module of 5mm and a pressure angle of 200. Find the pitch diameter of gear C in mm.
Example A compound epicyclic gear is shown diagrammatically in the Figure 1. The gears A, D and E are free to rotate on the axis P. The compound gear B and C rotate together on the axis Q at the end of arm F. All the gears have equal pitch. The number of external teeth on the gears A, B and C are 18, 45 and 21 respectively. The gears D and E are annular gears. The gear A rotates at 100 r.p.m. in the anticlockwise direction and the gear D rotates at 450 r.p.m. clockwise. Find the speed and direction of the arm and the gear E. D C A A P F B E Q Figure 1: Compound epicyclic
The lath machine in the university mechanical workshop uses epicyclic gear train shown in Figure 1 to operate. Plate gear Cof this gear system are carried on the arm A and free to rotated. the pitch circle diameter of the internally toothed ring gear D is to be 214 mm and the module 4 mm. When the ring gear D is stationary, the arm A, which carries three planet wheels C of equal size, is to make one revolution in the same direction as thesun wheel B for every five revolutions of the driving spindle carrying the sunwheel B.Determine suitable number of teeth for all the wheels and the exact diameter of pitch circle of the ring.1.1. Calculate the number of teeth of the ring gear D. 1.2. State an equation tha relate the number of teeth of gear D, B and C. 1.3. Use the table method to calculate the number of teeth of gear B. 1.4. Calculate the number of teeth for gear C.
A compound epicyclic gear train. Wheels A, D, and E are free to rotate independently on spindle O, while B and C are compound and rotate together on spindle P, on the end of arm OP. All the teeth on different gears have the same module. A, B, and C have 14 teeth, 32 teeth, and 16 teeth respectively, which are cut externally. a) Find the number of teeth on wheels D and E which are cut internally. b) Determine the magnitude and direction of the angular velocities of arm OP and gear E If wheel A is driven counterclockwise at 2 r.p.m while D is driven clockwise at 6 r.p.m., and the number of teeth of gears E and D, are 78 and 62 respectively. (Must use Tabular method) another method not accepted). Steps nber of teeth Step1 Step2 Arm OP Gear A Gear B Gear C Gear D Gear E A
The lath machine in the ( mechanical workshop uses epicyclic gear train snuwn in Figure 1 to operate. Plate gear C of this gear system are carri on the arm A and free to rotated. the pitch circle diameter of the internally toothed ring gear D is to be 214 mm and the module 4 mm. When the ring gear D is stationary, the arm A, which carries three planet wheels C of equal size, is to make one revolution in the same direction as the sun wheel B for every five revolutions of the driving spindle carrying the sunwheel B. Ring gear D Planet gear C Sun gear B Figure 1: An picyclic gear train of the lath machine Determine suitable number of teeth for all the wheels and the exact diameter of pitch circle of the ring. Calculate the number of teeth of the ring gear D.
Q2/ Two mating involute spur gears of 20* pressure angle have a gear ratio of 2. The number of teeth on the pinion is 20 and its speed is 250 r.p.m. The module pitch of teeth is 10 mm. If the addendum on cach wheel is such that the path of approach and the path of recess on cach side are half the maximum possible length each, find: i) the addendum for pinion and gear wheel, ii) the length of arc of contact, iii)the maximum velocity of sliding during approach and recess. Assume pinion to be driver.
Two mating 12-pitch gears have 18 external and 48 internal teeth, respectively. Determine the following: Their pitch diameters. • The center distance.

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