32639 - Mechanics of Machines Laboratory

Learning outcomes

Students will complement the knowledge acquired in the field of Mechanics of Machines with application examples and laboratory experiences.

Course contents

1. Motors and gearmotors. Application examples concerning the selection and verification of motors and gearmotors for mechanical drives.
   
2. Elastodynamic modeling. Elastodynamic modeling of a power transmission with ball screw.
3. Motion synthesis. Properties of motion laws.
4. Cams. Types of cam mechanisms. Graphical synthesis of disc cams. Kinematic and static analysis. Pressure angle. Undercutting. Base circle. Synthesis of the motion law. Spatial cams.
5. Intermittent motion mechanisms. Freewheels. Geneva wheel. Indexers.
6. Planar linkages. Synthesis of the crank-rocker four-bar linkage. Quick-return mechanisms. Dwell linkages. Linear guides. Force-multiplication mechanisms.
7. Spatial linkages. Transformation matrix. Position analysis of closed-chain linkages. Introduction to industrial robots: direct and inverse kinematic analyses.
8. Introduction to fluid power. General principles. Hydraulic pumps and motors. Hydraulic cylinders. Distributors. Other components. Hydraulic circuits. Hydrostatic transmission. Regulation.
9. Application examples of mechanical drives.

Readings/Bibliography

1. THEORY OF MACHINES AND MECHANISMS.
   J.J. Uicker, G.R. Pennock, J.E. Shigley. Oxford University Press, 2003, ISBN: 978 0 19 515598 3.
2. MECHANICS OF MACHINES.
   W. L. Cleghorn.  Oxford University Press, 2005, ISBN: 978 0 19 515452 8.
3. HYDRAULICS IN INDUSTRIAL AND MOBILE APPLICATIONS.
   Assofluid Editions, 2007.

Teaching methods

Lectures and practical classes.

Assessment methods

Final oral examination, with possible preliminary written tests.

Teaching tools

Lecture notes.

Office hours

See the website of Marco Carricato