MODULAR CUTTING HEAD

摘要

The present disclosure relates to a cutting head (10) for hard rock mining applications. The cutting head (10) may comprise a base member (20) having a rotational axis (12) and including a plurality of steps extending around the rotational axis (12), a plurality of tool supports (40) centrically disposed about the rotational axis (12) at an associated tool support receiving portion in a releasable manner, and a plurality of cutting bit carriers (50) attached to each of the plurality of tool supports (40). When at least one of the plurality of cutting bits (60) is worn, the tool support (41) including the worn cutting bits (60) may be replaced by a new tool support (41) including new cutting bits (60).