
336 ◾ New JIT, New Management Technology Principle
(Luggage compartment panel)
Advanced robot
ree-dimensional
measurement (× 4)
e-dimensional measurement
(CCD camera) (× 2)
Robot hand
Side memb
datum hole
Advanced robot
Figure 9.32 Outline of measurement system.
[After improved]
[Before improved]
Gap
(True)
Gap
(Incorrect)
Scanning
lines
Incorrect end point
recognition
True gap
Slite image
Incorrect gap
recognition
End point recognized
Incorrect
recognition
Retry
𝓁n
𝓁3
𝓁2
𝓁1
𝓁n
𝓁3
𝓁2
𝓁1
True end point
Sca
lines
Figure 9.33 Measurement system for luggage compartment panel and doors:
(a)measurement of gap and surface disparity; (b) end point detec