1385 Каталог MITSUBISHI 2015 Токарный и вращающийся инструмент Инструментальные решения Стр.N069

Каталог MITSUBISHI 2015 Металлорежущий инструмент Стр. N069 1385 ENG Lab2u

CARBIDE Operation Guidance for X3DB X5DB and X8DB Drill Holding Thrust bearing type collet chuck holds the drill securely. Through Coolant Type (MQS) Spindles Through Coolant Type Revolving Coolant Machine Type 4 Coolant pressure is approx. 0.5MPa 7MPa Coolant Handling MQS Type 1) Small particles of swarf will jam in the oil hole of small diameter drills. Always use a fine mesh filter as a preventative measure. 2) Dirt and dust particles adhere to the oil in old coolant and prevent an efficient flow. Regular coolant exchange is recommended. Interrupted Cutting V One Process O Lower the feed when drilling the interrupted part. Requires Prior Machining A Spot face with an end mill prior to drilling. Drill Installation Do not clamp on the flutes. Stepped Holes Divide the two processes. Drill the larger hole first. Atool for machining both chamfer and spot face can be produced to order. Burring and Workpiece Chipping r Lower the at the end cutting. Add a 45 Change th feed rate by 50% of through chamfer e point angle. N069 DRILLING