Patent ID: 9101985
Filing Date: 2015-08-11
Classification: B23B,Y10T

Abstract:
1. A cutting assembly for use in an operation for chipforming removal of material from a workpiece, the cutting assembly comprising: a holder having a seat; the holder containing a coolant delivery passage; a locking pin having a longitudinal locking pin bore, the locking pin being affixed to the seat so the longitudinal locking pin bore being in communication with the coolant delivery passage; a cutting insert having a rake surface, a flank surface, and a cutting edge at the intersection of the rake surface and the flank surface, the cutting edge having a corner cutting edge region, the cutting insert having a central cutting insert aperture, the cutting insert containing a radial coolant trough with an orientation toward the corner cutting edge region; at least a portion of the locking pin being within the central cutting insert aperture; a clamp assembly being attached to the holder and engaging the cutting insert, and the clamp assembly having a diverter plate, the diverter plate having a bottom surface defining a diverter bowl and a diverter channel; and the longitudinal locking pin bore opening to the diverter plate whereby coolant flows into the diverter bowl and through the diverter channel into the radial coolant trough toward the corner cutting edge region, and further including a seal member, the seal member being mediate of the cutting insert and the diverter plate, the seal member providing a fluid-tight seal between the cutting insert and the diverter plate, and the seal member further providing a fluid-tight seal between the cutting insert and the locking pin.