Page 70 - Cam Design Handbook
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THB3 8/15/03 12:58 PM Page 58
58 CAM DESIGN HANDBOOK
Simple
Parabolic Cycloidal Trapezoidal
harmonic
Velocity 2.00 1.57 2.00 2.00
4.00 6.28 5.3
Accel
4.93 b 5.3
8
8 8 16
8
8
Jerk 40 4.4
4.4
8
Modified Modified 3–4–5* 4–5–6–7*
trapezoidal Sine polynomial polynomial
Velocity 2.00 1.76 1.89 2.19
Accel b 4.89 5.53 5.77 7.52
8
Jerk 61 69 60 52 42
30
23
*In Chap. 4
FIGURE 3.2. Comparison of important DRD cam curves.
