CCS355 Neural Network & Deep Learning UNIT III notes and Question bank .pdf
4.4 Cam and Follower , Simple Harmonic Motion
1. Sanjivani Rural Education Society’s
Sanjivani College of Engineering, Kopargaon-423603
( An Autonomous Institute Affiliated to Savitribai Phule Pune University, Pune)
NAAC ‘A’ Grade Accredited, ISO 9001:2015 Certified
Subject :- Theory of Machines II
T.E. Mechanical (302043)
Unit 4 Cam and Follower
4.4 Simple Harmonic Motion -Graphical Method
By
Prof. K. N. Wakchaure(Asst Professor)
Department of Mechanical Engineering
Sanjivani College of Engineering
(An Autonomous Institute)
Kopargaon, Maharashtra
Email: wakchaurekiranmech@Sanjivani.org.in Mobile:- +91-7588025393
7. Uniform Velocity- Graphical Method
𝛳 𝑅 𝛳 𝐷𝑅𝛳 𝐷𝑜𝛳𝑜
S
Cam Angle 𝛳
STEP 3. Divide Horizontal line into 4 parts
Take 𝛳𝑜=60mm, 𝛳 𝐷𝑜=20mm, 𝛳𝑜=60mm, 𝛳𝑜=40mm,
8. 𝛳 𝑅=90˚ 𝛳 𝐷𝑅=120˚𝛳 𝐷𝑜=30˚𝛳𝑜=120˚
Uniform Velocity- Graphical Method
S
STEP 3. Divide Horizontal line into 4 parts
Take 𝛳𝑜=60mm, 𝛳 𝐷𝑜=20mm, 𝛳𝑜=60mm, 𝛳𝑜=40mm,
9. Uniform Velocity- Graphical Method
𝛳 𝑅 𝛳 𝐷𝑅𝛳 𝐷𝑜𝛳𝑜
S
Cam Angle 𝛳
STEP 3. Divide Horizontal line into 4 parts
Take 𝜭 𝒐=60mm, 𝜭 𝑫𝒐=20mm, 𝜭 𝒐=60mm, 𝜭 𝒐=40mm,
11. Uniform Velocity- Graphical Method
𝛳 𝑅 𝛳 𝐷𝑅𝛳 𝐷𝑜𝛳𝑜
S
Cam Angle 𝛳
STEP 5. Give the numbers to the divided parts start from 0
and will end at 14.
Take 𝛳𝑜=60mm, 𝛳 𝐷𝑜=20mm, 𝛳𝑜=60mm, 𝛳𝑜=40mm,
12. Uniform Velocity- Graphical Method
STEP 6. Draw vertical lines through divided parts
Take 𝛳𝑜=60mm, 𝛳 𝐷𝑜=20mm, 𝛳𝑜=60mm, 𝛳𝑜=40mm,
𝛳 𝑅 𝛳 𝐷𝑅𝛳 𝐷𝑜𝛳𝑜
S
Cam Angle 𝛳
13. 𝛳 𝑅 𝛳 𝐷𝑅𝛳 𝐷𝑜𝛳𝑜
S
Cam Angle 𝛳
STEP 7. Take a midpoint of Stroke length (Shown)
Take 𝛳𝑜=60mm, 𝛳 𝐷𝑜=20mm, 𝛳𝑜=60mm, 𝛳𝑜=40mm,
14. 𝛳 𝑅 𝛳 𝐷𝑅𝛳 𝐷𝑜𝛳𝑜
S
Cam Angle 𝛳
STEP 8 Draw a semicircle through midpoint with radius S/2
Take 𝛳𝑜=60mm, 𝛳 𝐷𝑜=20mm, 𝛳𝑜=60mm, 𝛳𝑜=40mm,
15. 𝛳 𝑅 𝛳 𝐷𝑅𝛳 𝐷𝑜𝛳𝑜
S
Cam Angle 𝛳
STEP 9. Divide Semicircle in 6 equal parts with angle 30˚
Take 𝛳𝑜=60mm, 𝛳 𝐷𝑜=20mm, 𝛳𝑜=60mm, 𝛳𝑜=40mm,
16. 𝛳 𝑅 𝛳 𝐷𝑅𝛳 𝐷𝑜𝛳𝑜
S
Cam Angle 𝛳
STEP 10. Divide Semicircle in 6 equal parts with angle 30˚
Take 𝛳𝑜=60mm, 𝛳 𝐷𝑜=20mm, 𝛳𝑜=60mm, 𝛳𝑜=40mm,
17. 𝛳 𝑅 𝛳 𝐷𝑅𝛳 𝐷𝑜𝛳𝑜
S
Cam Angle 𝛳
STEP 11. Draw horizontal line through the point which divides
circle into 6 equal parts.
Take 𝛳𝑜=60mm, 𝛳 𝐷𝑜=20mm, 𝛳𝑜=60mm, 𝛳𝑜=40mm,