A bearing with internal diameter 50*% The minimum and maximum clearances of the assembly are, respectively: mm is mounted on a shaft with diameter 50 - 0.10 0.00 - 0.20 mm.
Q: Q1: The shaft shown in Figure (1) is supported by two bearings and carries two V-belt sheaves.
A:
Q: A semi-elliptic spring used for automobile suspension, consists of two extra full-length leaves and…
A:
Q: 1. Select deep groove ball bearing for a radial load of 7520 N and a thrust load of 2375 N. The…
A: The force that propels an airplane through the air is known as thrust. Thrust is used to help an…
Q: Question 1: 1. The figure shows two steel shafts connected by a steel pipe with interference.…
A: Turning operation is the manufacturing technique that is done on a lathe machine. In this operation,…
Q: Q.1 Design a compression coupling for a shaft to transmit 1300 N-m. The allowable shear stress for…
A: To find: The compression coupling for a shaft to transmit 1300 Nm. Given: The torque is T=1300 Nm.…
Q: A transmission shaft, supporting two pulleys A and B and mounted between two bearings C, and C, is…
A: 45C8Sut=600 N/mm2Syt=380N/mm2kb=1.5kt=1.0θ=5°G=79300N/mm2dA=200mmdB=300mm To-Find:- Shaft Diameter…
Q: Design and draw a neat sketch of a cast iron protective type flange coupling to transmit “P” kW at…
A:
Q: (transmitted power 0.050 MW, speed 500 rpm, Modulus of Elasticity = 220 iPa, Modulus of Rigidity =…
A:
Q: (b) A hollow shaft, having an inside diameter of 60% of its outer diameter, is to replace a solid…
A: It is given that the material, power transmitted and the speed of the both shafts is same. Torque…
Q: ransmitted power = 0.050 MW, speed 500 rpm, Modulus of Elasticity = 220 Pa, Modulus of Rigidity = 70…
A:
Q: A transmission shaft supporting a helical gear B and an overhung bevel gear D is shown in Fig.…
A: Diameter D = 450 mm Kb = 2 Kt = 1.5
Q: 5. Design a compression coupling for a shaft to transmit 1300 N-m. The allowable shear stress for…
A:
Q: Q.1 Design a compression coupling for a shaft to transmit 2000 N-m. The allowable shear stress for…
A: Answer: Given, T = 2000Nam = 2000 x 103 N - mm τ= 50 MPa σ t = 90MPa No ,of bohts , N = 6…
Q: Select solid shafts to transmit (200 hp) each without exceeding a shear stress of 10000 psi. one of…
A: Given data: P=200 hpN1=20 rpmN2=20000 rpmτ=10000 psi Need to determine the diameter of the both…
Q: A shaft is made from solid material of density 7800 kg/m³ and E= 210 GN/m² to be applied for this…
A: The term "shaft" typically refers to a part with a circular cross-section that spins and transfers…
Q: A shaft is fixed at both ends with a point load of3kg at its mid point and a uniformly distributed…
A:
Q: A shaft of 50 mm diameter is made from steel with a density of 7830 kg/mº. The shaft runs between…
A: Given: density of shaft=7830 kg/m3dia, of shaft=50 mmdeflection of shaft=2 mm
Q: The crankpin of an engine sustains a maximum load of 35 kN due to steam pressure. If the allowable…
A:
Q: A rod 25 mm in diameter is held between fixed bearings 1.2 m apart and deflects under its static…
A: Given: d=25 mmL=1.2 m = 1200 mmρ=7900 kg/m3N=750 rpmE=205 GPa
Q: Design a compression coupling for a shaft to transmit 1300 N-m. The allowable shear stress for the…
A:
Q: Select one of the following bearing for the load conditions. Radial load, F,-: Axial load, F 1600 N,…
A: Given:Fr=3000 NFa=1600 NRPM=1000
Q: A gear reduction unit uses the countershaft shown in the figure. Gear A receives power from another…
A: Given data, Force applied on gear A, FA = 11000 N Pressure angle of applied force in gear A, ϕA=20°…
Q: Design a bushed-pin type flexible coupling for connecting a motor shaft to a pump shaft for the…
A:
Q: A shaft is supported by two bearings placed 1.2 m apart. A pulley of diameter Dc meter is mounted at…
A:
Q: Two identical ball bearings Pand Q are operating at loads 30 kN and 45 kN respectively. The ratio of…
A: Given Data : Load at bearing P is (Fp)=30 KN Load at bearing Q is (FQ)=45 KN
Q: A flange coupling is to connect two 57mm shafts. The hubs of the coupling are each 111m in diameter…
A:
Q: 1. A full journal bearing of 150 mm diameter supports a load of 40 kN. The speed of the journal is…
A:
Q: (Q)A deep groove ball bearing number 6,204 is subjected to a radial load of 2,500 N and axial load…
A:
Q: 1. Select deep groove ball bearing for a radial load of 7520 N and a thrust load of 2375 N. The…
A:
Q: 7. The hand-brake shown in Figure 1 below is used on a wall crane. The brake drum is 600 mm…
A: Find the least force at lever.
Q: An 02-seris single-row deep-groove ball bearing with a 90 mm bore (C0 = 62 kN, C10 = 95.6 kN) is…
A:
Q: A shaft is supported by two bearings placed 1.2 m apart. A pulley of diameter Dc meter is mounted at…
A: First. draw the top view diagram of the two pulleys: The value of tension T1 is given as 2.25 kN.…
Q: Two 400 mm diameter pulley are keyed to a simply supported shaft 500mm apart. Each pulley is 100mm…
A: A moment is a movement of the body when a body is rotating on an axis. The moment is also known as…
Q: 49. Compute the line shaft diameter to transmit 12 HP at 180 rpm with torsional deflection of 0.08…
A:
Q: Q.1 Design a compression coupling for a shaft to transmit 1300 N-m. The allowable shear stress for…
A:
Q: Being a Mechanical Engineer, you are asked to design/select a deep groove ball bearing of bore…
A:
Q: A flange coupling is to connect two 57 mm shafts. The hubs of the coupling are each 111 mm in…
A: d = 16 mm Dh = 111 mm Db = 165 mm D = 57 mm L = 92-6 = 86 mm Yield point value = 448 Mpa P = 45 kW N…
Q: A bar of uniform cross section and weighing 100 N is held horizontally
A: Given: A bar of uniform cross-section and weighing 100 Nit is held horizontally using two massless…
Q: What stresses are produced in the bolt and in the tube
A: Given: d1=0.5 in E1=30,000 ksi d2=1 in E2=16000 ksi t=0.125 in L=8 in nut is tightened an…
Q: A shaft is supported by two bearings placed1.2 m apart. A pulley of diameter Dc=0. 675 meter is…
A:
Q: A transmission shaft supporting a helical gear B and an overhung bevel gear D is shown in Fig.…
A:
Q: Design a typical rigid flange coupling for connecting a motor and a centrifugal pump shafts. The…
A: Given DataP=15kWN=1000 rpmTs=60MPaTbolt=25 MPa
Q: disc is mounted in the middle of a light shaft weighing 140N and has an unbalance of 0.002 g.m. The…
A:
Q: Design a bushed-pin type flexible coupling for connecting a motor shaft to a pump shall following…
A:
Q: A shaft is supported by two bearings placed 1.2 m apart. A pulley of diameter Dc meter is mounted at…
A:
Q: Design a typical rigid flange coupling for connecting a motor and a centrifugal pump shafts. The…
A:
Q: A radial ball bearing is assembled on a steel shaft of 30 mm diameter with a transition fit, as…
A:
Q: Select deep groove ball bearing for a radial load of 7520 N and a thrust load of 2375 N. The desired…
A:
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- QUESTION 1 TOLERANCE A solid steel shaft with a diameter of 130 mm must be press-fittd in a journal bearing (Figure 1) with an inlet and outet diameters of 130 and 145 mm, respectively. Both solid shaft and journal bearing require rigidity and alignment with an accuracy of the location. Consider a journal bearing hlet diameter as the basic size. Outlet Bearing Inlet Joumal Figure 1 AJournal Bearing 1.1 State the two applicable standards when determining the fits for holes and shafts. Determine the following: 1.2 the tolerance class, ISO code, and the nominal diameter that can be used, 1.3 the tolerance limits for both the solid steel shaft diameter and the journal bearing inlet diameter, and 1.4 the dimensions of both the solid steel shaft diameter and the journal bearing inlet diameter.1. A collar is fitted as a tight fit on a solid shaft. In the measurement made before assembly, the outer diameter of the ring is dga=159.97 mm, the inner diameter is dgi= 100.03 mm, and the outer diameter of the shaft is dma= 100.048 mm. After assembly; a. What is the surface pressure between the shaft and the ring? b. What is the maximum shear stress? Given: Material pair steel/steel P E=2.1x10$ N/mm?, Tmax (1-Q¿)A) A shat of diameter of d= 35 mm is subjected to a torque varying between 100 N.m to 500 N.m. The SCF due to keyway is 1.5, Su = 500 MPa, S', = 200 MPa. Correction factor for torsion=0.6. Surface finish factor=0.85 and size factor=0.82. Find the value of fatigue factor of safety F.S. Is the design of the shaft safe or not? And why?
- A collar is fitted as a tight fit on a solid shaft. made before assembly in measuring, the outer diameter of the ring is dga=159.97 mm, the inner diameter is dgi= 100.03 mm, the outer diameter of the shaft is dma= 100.048 mm. After assembly; a. What is the surface pressure between the shaft and the ring? b. What is the maximum shear stress? Given: Material pair steel/steel E=2.1x105 N/mm2 , Tmax = P (1/QG^2)The unit for torsional rigidity of a shaft is N/m2 Select one: True Falsethe shaft and Bols bolts. [Ans. 300 mm; 56 mm] 11. Design a bushed-pin type flexible coupling for connecting a motor shaft to a pump shaft for the following service conditions: Power to be transmitted = 40 kW; speed of the motor shaft= 1000 r.p.m. ; diameter of the motor shaft = 50 mm ; diameter of the pump shaft = 45 mm. The bearing pressure in the rubber bush and allowable stress in the pins are to be limited to 0.45 N/mm2 and 25 MPa respectively. [Ans. d, = 20 mm; n 6; d, = 40 mm; 1 152 mm] :1.1
- 10. The design life of a bearing used in a shaft of an industrial blower is around 20,000 h. How many number of revolutions is this equal to if the shaft rotates at 600 rpm? 3 x 108 6 x 108 4 x 108 7 x 108 a. b. 11. For a D/d ratio of 1.5, which combination of fillet radius and smaller shaft diameter will you consider it as a well rounded fillet? 0.4 and 20.0 b. 2 and 10.5 a. b. C. d. 12. Which combination of sheave diameters and center of less than 9.5 inches? 2, 8, 10 2.5, 10, 10 C. d. c. d. 3.0 and 100 both b and c distance results in a length of span between two sheaves 4, 10, 10 Answer is not among the choicesThe figure shows a shaft mounted in bearings at A and D and having pulleys at B and C. The forces shown acting on the pulley surfaces represent the belt tensions. The shaft is to be made of ASTM grade 25 cast iron using a design factor na = 2.8. What diameter should be used for the shaft? 6-in D. 300 lbf 27 lbf 360 lbf D 6 in A 8 in 50 lbf B 8-in D. 8 inCalculate the dimensions of the I-section of a connecting rod, stating any assumptions. using the data below: Maximum cylinder pressure = 3.15N/mm² Cylinder bore = 100mm Factor of Safety=6 Crank length 95mm Connecting rod length=380mm Take the constant a=7500.
- The width of the belt used if its thickness is 6 mm. Ans. 261 mm 8. A nylon-core flat belt has an elastomer envelop; is 200 mm wide, and transmits 60 KW at a belt speed of 25 m/s. The belt has a mass of 2 kg/m of the belt length. The belt is used in a crossed configuration to connect a 300 mm diameter driving pulley to a 900 mm diameter driven pulley at a shaft spacing of 6 m. A. Calculate the belt length and the angles of wrap. Ans. 13.95 m, 3.34 rad or 191.4° B. Compute the belt tensions based on a coefficient of friction of 0.33. Ans. 1.76 KN, 1.96 KNProb # 4. Find the diameter of steel line shaft to transmit 10 hp at 150 rpm with a torsional deflection not to exceed 0.08 deg foot length. a. 834 inch b. 234 inch c. 1.23 inch d. 2.35 inch2 oneanh The bearing is subjected to radial load of 7535 N, the desired life of the bearing is 170 million of revolutions at 425 rpm. When equivalent load of 16.964 kN is acting, Find the suitable axial load by taking factors. X-0.75,Y=2.5,V=1 Select one: O a. 467.5 kN O b. 6823 N OC. 4525 N O d. 84.765 N hp