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Table 1 Changes of kinematic parameters α and β of the moving platform

From: Kinematics Analysis and Singularity Avoidance of a Parallel Mechanism with Kinematic Redundancy

zp (mm)

α (°)

β (°)

210

[− 40, 40]

[− 42, 24]

230

[− 46, 46]

[− 48, 28]

250

[− 66, 66]

[− 66, 34]

270

[− 52, 52]

[− 50, 34]

290

[− 40, 40]

[− 32, 36]

310

[− 28, 28]

[− 16, 32]