The machine is suitable for crusher impeller, centrifugal fan, other fan, the papermaking industry, printing industry, and other fields, adopt universal couplings transmission have high efficiency, easy operation, show intuitional, measurement quickly, stability higher characteristic, In use process just needs to be measured the geometric parameter, supporting rotor way input to parameters such as electric logging box, can in time after operation, intuitive shows the balabcing tested rotor with phase.