Please solve this question Q1. The following data is given for a pair of parallel helical gears made of steel:power transmitted = 16 kW speed of pinion = 720 rpm number of teeth on pinion = 35|3|%3Dnumber of teeth on gear =70centre distance = 285 mmnormal module = 5 mmface width = 50 mmnormal pressure angle = 20° ultimate tensile strength = 600 N/mm2surface hardness = 350 BHN grade of machining = Gr. 7|3|service factor = 1.25Calculate(i)the helix angle;(ii) the beam strength;(iii)the wear strength; (iv) the static load;(v)the dynamic load by Buckingham's equation; (vi)the effective load;(vii) the effective factor of safety against bending failure; and(viii) the effective factor of safety against pitting failure.

Given: power transmitted= 16kW speed of pinion =720 rpm no of teeth in pinion =35 no of teeth in…

Answered: the helix angle; (ii) the beam…

the helix angle; (ii) the beam strength; the wear strength; (iv) the static load; the dynamic load by Buckingham's equation;

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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Question

Please solve this question

Q1. The following data is given for a pair of parallel helical gears made of steel:
power transmitted = 16 kW speed of pinion = 720 rpm number of teeth on pinion = 35
|3|
%3D
number of teeth on gear =70
centre distance = 285 mm
normal module = 5 mm
face width = 50 mm
normal pressure angle = 20° ultimate tensile strength = 600 N/mm2
surface hardness = 350 BHN grade of machining = Gr. 7
|3|
service factor = 1.25
Calculate
(i)
the helix angle;
(ii) the beam strength;
(iii)
the wear strength; (iv) the static load;
(v)
the dynamic load by Buckingham's equation; (vi)
the effective load;
(vii) the effective factor of safety against bending failure; and
(viii) the effective factor of safety against pitting failure.

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