Issue 51

K. Li et alii, Frattura ed Integrità Strutturale, 51 (2020) 386-397; DOI: 10.3221/IGF-ESIS.51.28

t (s)

Movement time of the sensor Speed of sensor movement

v (m/s)

α

Angle between the laser emitted by the transmitting end and X A Coordinate of the intersection with the object Angle between the emitted light and the reflected light

S (x a

,x b

,x c

)

θ

P 2 D

P 1

Plane distance

Height difference

M4

Screw type

1200 rpm C7&G1610

Speed of stepper motor

Type of ball screw

Gocator-2080

Model of laser sensor 40 times magnification

40X

397