3.2 Variation of revolute four-bar mechanism r Transformation techniques or rules that can be applied r1. Replacing a revolute pair with a sliding pair r2. Taking different links as the frame r3. Enlarge a revolute pair r4 Interchanging quide-bar and sliding block
3.2 Variation of revolute four-bar mechanism Transformation techniques or rules that can be applied 1. Replacing a revolute pair with a sliding pair 2. Taking different links as the frame 3. Enlarge a revolute pair 4. Interchanging guide-bar and sliding block
1. Replacing a revolute pair with a sliding pair B C ●D e: represents eccentric or offset B
1. Replacing a revolute pair with a sliding pair e: represents eccentric or offset
2. Taking different links as the frame r For the same kinematic chain, different kinds of mechanisms will be generated by holding different links fixes as the frame Such kinds of variations are called inversions
For the same kinematic chain,different kinds of mechanisms will be generated by holding different links fixes as the frame. Such kinds of variations are called inversions. 2. Taking different links as the frame
3. Enlarge a revolute pair
3. Enlarge a revolute pair
4. Interchanging guide-bar and sliding block
4. Interchanging guide-bar and sliding block