TOOL POST STRUCTURE OF SHEET MATERIAL CUTTING DEVICE

PROBLEM TO BE SOLVED: To provide a tool post structure of sheet material capable of easy removal of only a cassette type tool support structure from a sliding member slidably mounted on a frame to easily interchange with a new tool support structure or a tool support structure having a cutting edge suitable for a sheet to be cut. SOLUTION: This tool post structure is provided with a frame 1 comprising a constant section in an axial direction, a tool post fitted to the frame 1 and capable of reciprocating thereon, and a wire type driving means for reciprocation of the tool post along the frame 1, and the tool post is composed of a sliding member 13 fitted to the frame 1 and connected to the wire type driving means, a wire driving means 6 mounted on the sliding member 13, and a cassette type tool support structure 20 capable of being removably mounted on the sliding member 13 and being secured by a securing means.