Fig. 1. Structure diagram of system

Fig. 2. Data acquisition process

Fig. 3. Measurement model

Fig. 4. Schematic diagram of system position error

Fig. 5. Schematic diagram of laser displacement sensor installation error and correction

Fig. 6. Schematic diagram of measuring eccentricity

Fig. 7. Schematic diagram of laser displacement sensor measurement

Fig. 8. Data separation process

Fig. 9. Data eccentricity and correction

Fig. 10. Measurement results of calibration barrel

Fig. 11. Interface display of data processing software