Perpendicularity calibration method and device of hole-extrusion mandril based on laser measurement

• Main Authors: YING SHAOJUN, WANG XINWEN, XU YANYUN, ZHANG YONGJIE, YANG ZHENG
• Format: Patent
• Language: Chinese; English
• Published: 18.08.2017
• Subjects: GYROSCOPIC INSTRUMENTS; MEASURING; MEASURING DISTANCES, LEVELS OR BEARINGS; NAVIGATION; PHOTOGRAMMETRY OR VIDEOGRAMMETRY; PHYSICS; SURVEYING; TESTING

The invention provides a perpendicularity calibration method and device of a hole-extrusion mandril based on laser measurement. The device comprises three laser measuring sensors, an mounting ring and a data-processing module, wherein the three laser measuring sensors are installed at the mounting r...