Mechanical Engineering - Machine Design - Discussion
Discussion Forum : Machine Design - Section 1 (Q.No. 48)
48.
The centre distance between two meshing involute gears is equal to
Discussion:
4 comments Page 1 of 1.
Rohan said:
8 years ago
I think it should be option C.
ISSAC said:
6 years ago
Answer is not C, because centre distance between gears is equal to SUM OF PITCH CIRCLE RADII or SUM OF BASE CIRCLE RADII/COS.
Ganeshr said:
4 years ago
Right, thanks @Issac.
Salahuddin said:
3 years ago
The centre distance is sum of pitch circle radii of both mating gears.
i e (r + R),
Also wkt Base circle radius Rb = R cos (π).
Therefore R = Rb/cos (π).
And the sum of R = Sum of Rb/cos (π).
i e (r + R),
Also wkt Base circle radius Rb = R cos (π).
Therefore R = Rb/cos (π).
And the sum of R = Sum of Rb/cos (π).
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