Основной каталог Kyocera 2021 - 2022 - страница 305

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2 Adjustable overhang length (EZ adjust structure) For CT sleeves with coolant holes and HP sleeves with positioning function, the overhang length can be set by moving adjustment pins Bar end (Slant) Adjustment pin Overhang length Adjustment pin is moveable 3 Minimized deviation of cutting diameter The adjustment pin prevents the bar from rotating during machining EZ Bar Competitor Fixed by screws from above Fixed by screws from above Adjustment pin prevents bar rotation Cutting diameter deviation comparison (internal evaluation) EZ Bar Competitor A 5 5 Large deflection after replacing bar four times 0 0 −5 −5 −10 1st time −10 1st time 2nd time 2nd time −15 3rd time −15 3rd time 4th time 4th time −20 −20 0 5 10 15 20 25 30 35 0 5 10 15 20 25 30 35 Cutting time(min) Cutting time(min) Cutting conditions : Vc = 66 m/min, ap = 0.1 mm, f = 0.02 mm/rev, wet (oil), workpiece: tool steel (SK4_JIS) 3 Cutting diameter deviation (μm) Cutting diameter deviation (μm)