JNTUH B.Tech 2nd year Mechanical Technology gives you detail Mechanical Technology Engineering R13 year subject. It will be help full you to understand you complete curriculum of the year.
Unit-I
CAMS : Definitions of cam and followers – their uses – Types of followers and cams – Terminology – Types of follower motion – Uniform velocity – Simple harmonic motion and uniform acceleration. Maximum velocity and maximum acceleration during outward and return strokes in the above 3 cases Analysis of motion of followers : Roller follower – circular cam with straight, concave and convex flanks.
Unit-II
Belt, Rope and Chain Drives : Introduction, Belt and rope drives, selection of belt drive- types of belt drives,Vbelts, materials used for belt and rope drives, velocity ratio of belt drives, slip of belt, creep of belt, tensions for flat belt drive, angle of contact, centrifugal tension, maximum tension of belt, Chains- length, angular speed ratio, classification of chains.
Unit-III
Toothed gears : types – law of gearing, condition for constant velocity ratio for transmission of motion, Form of teeth: cycloidal and involute profiles. Velocity of sliding – phenomena of interferences – Methods of interference. Condition for minimum number of teeth to avoid interference, expressions for arc of contact and path of contact – Introduction to Helical, Bevel and worm gearing. Gear Trains: Introduction – Train value – Types – Simple and reverted wheel train – Epicyclic gear Train. Methods of finding train value or velocity ratio – Epicyclic gear trains. Selection of gear box-Differential gear for an automobile.
TEXT BOOKS
- IC Engines by V. Ganeshan
- Theory Machines by Rattan.
- Thermal Engineering – R.S. Khurmi & J.K. Gupta.
REFERENCE BOOKS
- Turbomachines – Prof. Yahya.
- Mining Technology (Vol- I & II) – Prof. D.J. Deshmukh
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