The utility model discloses a cutter quick release structure of a
cutting device, which comprises a cutter
handle, a mounting seat, a limiting rod and a positioning block, a
cutting edge is arranged at the bottom end of the cutter
handle, the cutter
handle is arranged in the mounting seat, the mounting seat is used for being connected with a displacement driving mechanism of the
cutting device, the cutter handle is inserted into a bottom
insertion hole of the mounting seat, and the positioning block is arranged in the limiting rod. The cutter handle is connected with the positioning block, the limiting rod transversely penetrates through the through hole of the mounting base, the limiting rod is provided with a vertically-through sliding groove and a limiting sinking groove, and the limiting rod can transversely move so that the cutter handle can be switched between a fixed state and an adjustable state; in the fixed state, the positioning block is in clamping fit with the limiting sinking groove of the limiting rod, and in the adjustable state, the positioning block is in sliding fit with the sliding groove of the limiting rod, the disassembly and
assembly process of the cutter is simplified, no complex tool is needed in the whole process, operation is easy and fast, the cutter replacement time is greatly shortened, and the working efficiency is improved.