Research Article

Geometric Parameter Identification of a 6-DOF Space Robot Using a Laser-Ranger

Table 1

Nominal D-H parameters of the space robot.

Link Number 𝜃 𝑛 /rad 𝛼 𝑛 /rad 𝑎 𝑛 /m 𝑑 𝑛 /m Δ 𝛽 𝑛 /rad

1 𝜋 / 2 𝜋 / 2 00.5
20010
3 𝜋 / 2 𝜋 / 2 00
40 𝜋 / 2 0−0.8
5 𝜋 𝜋 / 2 00
600−0.120.40