| 摘要 |
<p>PURPOSE: A cutting tool is provided to prevent a cutting insert separating from a tool holder by obliquely pressing the cutting insert with the protrusion of a clamping arm. CONSTITUTION: A cutting tool comprises a cutting insert(100) and a tool holder. The tool holder comprises a base(200), a clamping arm(300), an insert receiving space(400), and a supporting surface(500). The base supports the lower part of a cutting insert. The clamping arm presses the upper side of the cutting insert. The insert receiving space is formed between the lower part of the clamping arm and the base. The supporting surface forms the end part of the insert receiving space and supports one end of the cutting insert. The cutting insert has a first section which is formed in the upper front portion as being oriented in the vertical direction. The second pressing section is formed in the rear upper as being oriented in the oblique direction.</p> |
