Question

kinematics design of machinery

. For each of mechanisms shown below, idenify kinematic pairs, sketch kinematic diagrams and calculate mobility. (Answer in spaces provided. Attach separate sheets if needed) a) A power hack saw used to cut metals. Link 5 pivot at O5 L2 75 mm L3 170 mm 4 2 45 mm Vblade cut stroke O2 and Os workpiece

Answer 1

1- 5 2 It is an otfset slider cank mechanis m Kanemah pas bebueen 12 Revolute 2 k2 Ravolutz lorer pairs 2 &Revolute 4 5 nsmathc h is pivoted st os it only prondes in e of he hael SAw Neu auth (An be considered same a, thd ot i can be. considered- stan-onan ír kinematic-analı sur Mobility = s in-l )-2t 12 where n-number of lin Jower pas iut ints haring area Lontact higher pair oin en hana point Since 115 (an e con s i ernd sa Mobilihy of one in dicatei that mechanism can e nt sinale input mobun [here it i link] urt