ME321 Kinematics and Dynamics of Machines

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Presentation transcript:

ME321 Kinematics and Dynamics of Machines Steve Lambert Mechanical Engineering, U of Waterloo 2/23/2019

Cam Design - Cam Profiles 2/23/2019

Cam Profile Design Once the follower displacement is specified, we can choose a follower type and design the actual cam We can design the cam either graphically, or analytically Both procedures are fundamentally the same 2/23/2019

Graphical Cam Profile Design Flat-Faced Follower 2/23/2019

Graphical Cam Profile Design Roller Follower 2/23/2019

Graphical Cam Profile Design Offset Roller Follower 2/23/2019

Analytical Cam Profile Synthesis 2/23/2019

Analytical Cam Profile Design Translating flat-faced follower (Follower half-width) Polar coordinates of contact point Cartesian coordinates of contact point 2/23/2019

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