Apparatus to renew the discharge opening of a converter comprises a setting stone having a run-off channel, and a percussion drill for drilling the setting stone on a first carriage

摘要

Apparatus to renew the discharge opening of a converter (1) comprises a setting stone (5) having a run-off channel (3), and a percussion drill (10) for drilling the setting stone on a first carriage (14). A receiving mandrel (16) for the new stone (2) moves together with a bolt setting device (18) to fix a collar to the converter on a second carriage (20) connected to the first carriage. Both carriages move on a sliding block (24) across the run-off channel. Preferred Features: The bolt setting device is arranged at an adjustable distance from the axis (17) of the mandrel. The sliding block is arranged on a chassis (30).