| 摘要 |
An indexable-insert cutting tool with a coated part and a coating method thereof are provided to enhance cutting performance with a carbide-coated part opposite to a pocket part of the cutting tool as a protection against chips from an object to be cut, and to ensure tight and precise joint between an insert and the pocket part by forming a nickel-plated part on the inside of the pocket part. An indexable-insert cutting tool(10) equipped in machine comprises a pocket part(13), a coated part(12), and a nickel-plated part. The pocket part is provided on a frontal end portion of the cutting tool having a detachable insert(14) for cutting an object to be cut. The coated part coated with carbide by a carbide bar of an electronic carbide metal impregnator is provided on a surface opposite to the pocket part, wherein the thickness of the coated part is maintained in a range of 0.001 to 1mm. The nickel-plated part is provided on an inner surface of the pocket part to ensure tight and strong fitting between the pocket part and insert.
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