Leather cutting bed blade

The utility model provides a leather cutting bed blade, zero technical field of concretely relates to leather cutting bed, including blade portion, set up in the tool bit portion of blade portion oneend with set up in the clamping part of the blade portion other end, blade portion tool bit portion with clamping part integrated into one piece, one side of tool bit portion is equipped with replaceable tool bit, blade portion with tool bit portion meets and part outer wall week upwards is equipped with the recess, the recess overcoat is equipped with the cutting ferrule, the cutting ferrule withthe recess zero clearance links to each other, replaceable tool bit with tool bit portion is parallel, replaceable tool bit's bottom cover is equipped with the adapter sleeve, replaceable tool bit with adapter sleeve threaded connection, the adapter sleeve with be equipped with the connecting strip between the cutting ferrule, the both ends of connecting strip are fixed respectively the adapter sleeve with on the cutting