A MILLING CUTTING TOOL AND A CUTTING INSERT FOR A MILLING CUTTING TOOL

摘要

A milling cutting tool comprises a tool body (2) having at least one insert pocket (3) and at least one cutting insert (4) releasably fixed to the pocket. A peripheral side surface (10) of the cutting insert has a plurality of support surfaces (12) equally distributed around the cutting insert. The pocket (3) is provided with at least two contact surfaces configured to support one insert support surface each. Fastening means (19, 22, 24) is configured to secure the insert in the pocket. The fastening means has a wedge member (19) with a clamping surface configured to in a securing state bear against one support surface (12) of the insert. The wedge member is securable to and moveably arranged with respect to a tool body portion adjacent to the pocket (3). The clamping surface (20) of the wedge member extends in the securing state from the tool body portion (21) along the pocket (3) while diverging away from the tool body portion (21).