Shigley's Mechanical Engineering Design (McGraw-Hill Series in Mechanical Engineering)
10th Edition
ISBN: 9780073398204
Author: Richard G Budynas, Keith J Nisbett
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 14, Problem 3P
To determine
The bending stress on teeth of gear.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A steel spur pinion has a module of 1.25 mm, 18 teeth cut on the 20° full-depth system, and a face width of
12 mm. At a speed of 1630 rev/min, this pinion is expected to carry a steady load of 0.55 kW. Determine
the bending stress. Take the value of Lewis form factor, Y, from Table 14-2.
MPa.
The bending stress is
A steel spur pinion has 16 teeth cut on the 20° full-depth system with a module of 8
mm and a face width of 90 mm. The pinion rotates at 150 rev/min and transmits 6
kW to the mating steel gear. What is the bending stress?
A 20° full-depth steel spur pinion has a diametral pitch of 5 teeth/in and 24 teeth and transmits 6 hp at a
speed of 50 rev/min. Find an appropriate face width if the allowable bending stress is 16 kpsi.
The appropriate face width is
in.
Chapter 14 Solutions
Shigley's Mechanical Engineering Design (McGraw-Hill Series in Mechanical Engineering)
Ch. 14 - A steel spur pinion has a pitch of 6 teeth/in, 22...Ch. 14 - A steel spur pinion has a diametral pitch of 10...Ch. 14 - Prob. 3PCh. 14 - A steel spur pinion has 16 teeth cut on the 20...Ch. 14 - Prob. 5PCh. 14 - A 20 full-depth steel spur pinion has 20 teeth and...Ch. 14 - A 20 full-depth steel spur pinion has a diametral...Ch. 14 - A steel spur pinion is to transmit 20 hp at a...Ch. 14 - A 20 full-depth steel spur pinion with 18 teeth is...Ch. 14 - Prob. 10P
Ch. 14 - A speed reducer has 20 full-depth teeth and...Ch. 14 - Prob. 12PCh. 14 - Prob. 13PCh. 14 - A 20 20-tooth cast-iron spur pinion having a...Ch. 14 - A steel spur pinion and gear have a diametral...Ch. 14 - A milled-teeth steel pinion and gear pair have Sut...Ch. 14 - A 20 full-depth steel spur pinion rotates at 1145...Ch. 14 - A steel spur pinion has a pitch of 6 teeth/in, 17...Ch. 14 - A commercial enclosed gear drive consists of a 20...Ch. 14 - A 20 spur pinion with 20 teeth and a module of 2.5...Ch. 14 - Repeat Prob. 14-19 using helical gears each with a...Ch. 14 - A spur gearset has 17 teeth on the pinion and 51...Ch. 14 - Prob. 23PCh. 14 - Prob. 24PCh. 14 - The speed reducer of Prob. 14-24 is to be used for...Ch. 14 - Prob. 26PCh. 14 - Prob. 27PCh. 14 - The gearset of Prob. 14-27 is going to be upgraded...Ch. 14 - Prob. 29PCh. 14 - AGMA procedures with cast-iron gear pairs differ...Ch. 14 - Spur-gear teeth have rolling and slipping contact...Ch. 14 - In Ex. 14-5 use nitrided grade 1 steel (4140)...Ch. 14 - In Ex. 14-5 use carburized and case-hardened gears...Ch. 14 - Prob. 35PCh. 14 - Prob. 36PCh. 14 - The countershaft in Prob. 373, p. 152, is part of...Ch. 14 - Build on the results of Prob. 1340, p. 720, to...Ch. 14 - Build on the results of Prob. 1341, p. 721, to...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- The coupled shafts shown are transmitting 270 hp at 600 rev/min. The shafts are connected by a coupling with eight bolts. The bolt circle diameters are 5 and 10 in. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. O 0 600 rev/min Determine the minimum nominal shoulder diameter of a bolt if all bolts are to have the same diameter and not exceed a shear stress of 20 kpsi Select a preferred fraction size. The minimum nominal shoulder diameter of a bolt is, in.arrow_forward4 mm module 20° full-depth The gear shown above is to transmit 1 kW at a speed of 200 rev/min. Find an appropriate face width if the bending stress is not to exceed 100 MPa.arrow_forwardA gear drive consists of a 16-tooth 20° steel spur pinion and a 48-tooth cast-iron gear having a pitch of 12 teeth/in. For a power input of 1.35 hp at a pinion speed of 700 rev/min, select a face width based on an allowable contact stress of 100 kpsi. Refer to table number 14-8 for elastic coefficient. The face width based on an allowable contact stress of 100 kpsi is in.arrow_forward
- PROBLEM NO. 1 A 40-mm diameter, 533-mm length shaft is drilled, for a part of its length L₁, to a 20 mm diameter and for the remaining length L2 to a 30 mm diameter drill hole. If the allowable shear stress is 80 MPa, find the maximum power that the shaft can transmit at a speed of 230 rev/min. If the angle of twist in the length of 20 mm diameter drill hole is equal to that in the 30 mm diameter drill hole, find the length of the shaft that has been drilled to 20 mm and 30 mm diameter.arrow_forward14-8 A steel spur pinion is to transmit 15 hp at a speed of 600 rev/min. The pinion is cut on the 20° full-depth system and has a diametral pitch of 5 teeth/in and 16 teeth. Find a suitable face width based on an allowable stress of 10 kpsi.arrow_forward14-4 A steel spur pinion has 15 teeth cut on the 20° full-depth system with a module of 5 mm and a face width of 60 mm. The pinion rotates at 200 rev/min and transmits 5 kW to the mating steel gear. What is the resulting bending stress?arrow_forward
- Two designs for a shaft are being considered. Both have an outside diameter of 50 mm and are 600 mm long. Oneis solid but the other is hollow with an inside diameter of 40 mm. Both are made from steel. Compare the torsionalshear stress, the angle of twist, and the mass of the two designs if they are subjected to a torque of 850 N ·m.arrow_forwardA steel spur pinion has a pitch of 3 mm, 22 full-depth teeth, and a 20° pressure angle. The pinion runs at a speed of 1200 rev/min and transmits 11 kW to a 60-tooth gear. If the face width is 50 mm, estimate the bending stress. A 20° full-depth steel spur pinion rotates at 1145 rev/min. it has module of 6 mm, a face width of 75 mm, and 16 milled teeth. The ultimate tensile strength at the involute is 900 MPa exhibiting a Brinell hardness of 260. The gear is steel with 30 teeth and has identical material strengths. Use the Gerber criteria to compensate for one-way bending. For a design factor of 1.3, find the power rating of the gearset based on the pinion and the gear resisting bending and wear fatigue.arrow_forward. The mean diameter of the driving pulley for a vec-belt drive with two belts is 110 mm. The pulley groove angle is 40° and the drive transmits 4.4 kW at a speed of rotation of 1500 rev/min. The coefficient of frietion between belt and pulley 0.32, and the angle of lap is 160°. Determine the driving torque and the maximum stress in the belt material if the cross-sectional area of each belt is 120 mm.arrow_forward
- A motor drives a shaft at 300 rpm and a power output of 100 kW. The shaft is made of A-36 steel and has diameter 128 mm. There are two gears at B and C and power is transmitted to them equally. The bearing at D can be taken to be frictionless. Calculate the maximum shear stress in the shaft, and the angle of twist of D relative to A. The lengths are 2 m, L2 = 3 m, and L3 = 3.5 m. L₁ = A B 030/ 2021 Cathy Zupke X ↳₂ The maximum shear stress is Tmax= 60.9 X MPa The angle of twist (in degrees) between A and D is A/D 58.2 O Carrow_forwardA pair of cast iron bevel gears connects the two shafts at right angles. The pitch diameters of the pinion and gear are 80 mm and 100 mm. The shape of the gear teeth is 14½0 composite form. The allowable static stress for both gears is 55 MPa. If the pinion transmits 2.95 kW of power at 1200 rpm, determine the module and the number of teeth in each gear from the power point of view and check the design from the wear point of view. Take the surface resistance limit is 630 MPa and the modulus of elasticity for cast iron is 84 kN/mm2.arrow_forwardA steel spur pinion has a pitch of 6 teeth/in, 22 tooth full-depth teeth with a cut profile, and a 20 pressure angle. The pinion runs at a speed of 1,160 rev/min and transmits 17.434 hp to a 60 tooth gear. If the face width is 2 in., estimate the static bending bending stress in the gear tooth in psi. Use the Lewis equation. Take the value of Lewis form factor, Y, from the table 14-2. Note do NOT use the velocity factor Kv in the bending stress equation.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University Press
Mechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSON
Thermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEY
Mechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage Learning
Engineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY
Elements Of Electromagnetics
Mechanical Engineering
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Oxford University Press
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:9780134319650
Author:Russell C. Hibbeler
Publisher:PEARSON
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:9781259822674
Author:Yunus A. Cengel Dr., Michael A. Boles
Publisher:McGraw-Hill Education
Control Systems Engineering
Mechanical Engineering
ISBN:9781118170519
Author:Norman S. Nise
Publisher:WILEY
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Cengage Learning
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:9781118807330
Author:James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:WILEY