Patent ID: 7883299
Filing Date: 2011-02-08
Classification: B23B,Y10T

Abstract:
1. A metal cutting system comprising: a tool holder having a recess and a coolant passage for delivery of fluid; an insert seated within the recess, the insert including at least one cutting edge and a rake face, the insert having a depression lower than the remainder of the rake face and the at least one cutting edge; a top piece, the top piece including a clamp side and an insert side congruently shaped to fit in the insert depression and cooperatively forming a cooling channel between the top piece and the insert depression for delivery of fluid to at least one cutting edge; and a clamp to hold the top piece and the insert securely with respect to the tool holder, wherein the cooling channel is in communication with the coolant passage and a primary discharge slot to deliver fluid to the cutting edge, and wherein the primary discharge slot is located below the at least one cutting edge.