Mechanics Solutions for Plane Motions
Detailed solutions for various mechanics problems involving plane motions with clear explanations and directions. Improve your understanding of instantaneous center of velocity and translation motions.
Mechanics Solutions for Plane Motions
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Presentation Transcript
A O C B 8- 5 solution: Sifter CB makes plane motion E Consider rod AB, it makes plane motion, take point A as the pole m: d: ? √ √ √ ? √
D A B note the direction of O1 O2 P 8- 6 solution: Consider the triangular board ADB . Point P is the ICV of ADB .
A C B O note the direction of D E F 8- 8 solution: Consider rod AB note the direction of rod AB has instantaneous translation. Consider rod BC D is the ICV of rod BC Consider EF, take point E as the pole
A C B O D note the direction of 1.2m E B C note the direction of O A D 1.2m Rod DE makes instantaneous translation ICV of rod AB E 8- 9 solution: rod DE makes translation take rod CD to study,
A C B O D note the direction of 1.2m E B Rod AB makes instantaneous translation O C note the direction of 1.2m A D ICV of rod DE E consider rod CD Similarly:
C r O1 O R 8- 14 solution: take gear wheel Ⅰ to study ,it makes plane motion Ⅰ Ⅱ Point C is the ICV of gear wheel Ⅰ take point O1 as the pole point to O1
B B O O O1 O1 A A 8- 18 solution: consider rod AB it makes plane motion take point A as the pole Project both members of the equation on x axis
B O O1 A
C ( ) A B O A x B O 8-19 solution: Consider rod AB it makes plane motion, take point A as the pole 习 题(运动学) m: d: √ √ ? √ ? √
C y A () B C O A B Consider rod BC , it makes plane motion, take point B as the pole 习 题(运动学)