5　Shearing Equipment

5.1　Installation of Notcher

5.1.1　When adjusting the elevation，the surface of lower cutter table should be taken as the datum point.

5.1.2　When adjusting the longitudinal and lateral central lines，the central line of machine frame should be taken as the datum point.

5.1.3　When adjusting the levelness，the surface of movable guide rail should be taken as the datum point.

5.1.4　When adjusting the verticality，the machine frame surface of fixed shear should be taken as the datum point.