A new method is introduced to measure the three parameters of shake quantity,multi-barrel parallelism and zero line using the synthesis of laser collimation,CCD graphic recognized technique and hydraulic press techniq...A new method is introduced to measure the three parameters of shake quantity,multi-barrel parallelism and zero line using the synthesis of laser collimation,CCD graphic recognized technique and hydraulic press technique.The paper describes briefly the principle of the equipment and analyzes the uncertainty.The uncertainty is not more than 15″.展开更多
文摘A new method is introduced to measure the three parameters of shake quantity,multi-barrel parallelism and zero line using the synthesis of laser collimation,CCD graphic recognized technique and hydraulic press technique.The paper describes briefly the principle of the equipment and analyzes the uncertainty.The uncertainty is not more than 15″.