Q2 A commercial enclosed gear drive is to be designed. Initially, the following is specified. The drive is to transmit 9.6 kW with an input pinion speed of 350 rev/min. The drive is to consist of two spur gears, with a 20° pressure angle, and the pinion is to have 20 teeth driving a 64-tooth gear. The pinion is made to be Grade 1 nitraded though hardened steel at 254 Brinell. The gear is made to be Grade 3 carburized and hardened steel at 284 Brinell. Both gears made to No. 6 quality standards. The gears will be uncrowned, centered on their shafts between bearings. A pinion life of 19232 cycles is desired, with a 99.99 per cent reliability. Analysis gears stress (bending and pitting) according to the AGMA approach and the corresponding factor of safety.

Q2 A commercial enclosed gear drive is to be designed. Initially, the following is specified. The drive is to transmit 9.6 kW with an input pinion speed of 350 rev/min. The drive is to consist of two spur gears, with a 20° pressure angle, and the pinion is to have 20 teeth driving a 64-tooth gear. The pinion is made to be Grade 1 nitraded though hardened steel at 254 Brinell. The gear is made to be Grade 3 carburized and hardened steel at 284 Brinell. Both gears made to No. 6 quality standards. The gears will be uncrowned, centered on their shafts between bearings. A pinion life of 19232 cycles is desired, with a 99.99 per cent reliability. Analysis gears stress (bending and pitting) according to the AGMA approach and the corresponding factor of safety.

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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