MECA6 Experimentos de Mecanismos Especiais

EXERCÍCIOS PRÁTICOS GUIADOS INCLUÍDOS NO MANUAL

1. Cam and roller. To study the difference aspects of cam design.
2. Geneva motion. Verification of how the circular motion of the drive unit is transformed into the intermittent motion of the Geneva motion, and of how this mechanism accelerates and decelerates during the transmission process.
3. Ratchet mechanisms. Examination of the parts of the Ratchet assembly supplied in which a swinging lever is fitted with two pawls.
4. Scotch yoke. Analysis and verification of the motion of a driving crank and its relation to the reciprocal element of motion.
5. Crank mechanism. Analysis of the features of a crank mechanism, drawing a rotation torque diagram and deducing the relation between the crank rotation and the slide platform movement.
6. Quick return mechanism. To show a quick return mechanism at work and to record the relationship between the rotation of the crank and the movement of the slide.