1315 Каталог KYOCERA 2019 Режущий инструмент для металлообработки на станках Стр.R65

Каталог KYOCERA 2019 Режущий инструмент по металлу Стр. R65 1315 Lab2u

BASIC TURNING FORMULAS (Metric) Turning (Cutting Time) Cutting Time (External Turning Case 1: 1 Pass machining) At Constant Revolution T : Cutting Time second 0q x L : Cutting Length mm f X n > At Constant Cutting Speed 60 x n x L x Dm T=- 1000 x f x Vc f : Feed Rate mm/rev n : Spindle Revolution min1 Dm : Workpiece Diameter mm Vc : Cutting Speed m/min O m A SS A “ JS 3 3 V) o Tl U S8 O cz I- Tl O m = B Cutting Time (External Turning Case 2: Multi-Pass machining) > At Constant Revolution T 6Q x L xN f x n > At Constant Cutting Speed Y 60 x 7i x L x (Di + D2) 2 x 1000 x f x Vc xN : Cutting Time second : Cutting Length mm : Depth Of Cut per Pass mm : Feed Rate mm/rev : Spindle Revolution min1 : Max. Diameter of Workpiece mm : Min. Diameter of Workpiece mm N : Number of Passes = (D1 - D2)/ap/2 (if it is indivisible, obtain integer by rounding up one place of decimals.) Cutting Time (Facing) At Constant Revolution T- 60ox (,Dl' °2) xN 2 xf x n At Constant Cutting Speed -p 60 x 7r x (D1 + D2 x D1 - D2) 4000 x f x Vc xN T : Cutting Time second Ti : Machining Time before reaching Max. Spindle Revolution second L : Cutting Length mm ap : Depth Of Cut per Pass mm f : Feed Rate mm/rev n : Spindle Revolution min1 D1 : Max. Diameter of Workpiece mm D2 : Min. Diameter of Workpiece mm Vc : Cutting Speed m/min N : Number of Passes = (D1 - D2)/ap/2 (if it is indivisible, obtain integer by rounding up one place of decimals.) H K Cutting Time (Grooving) At Constant Revolution J 60 X (Di - D2) yj\ 2 xf x n At Constant Cutting Speed -j- 60 x 71 x (Di + D2) x (Di - D2) 4000 x f x Vc T : Cutting Time second Ti : Machining Time before reaching Max. Spindle Revolution second L : Cutting Length mm f : Feed Rate mm/rev n : Spindle Revolution min1 Di : Max. Diameter of Workpiece mm D2 : Min. Diameter of Workpiece mm Vc : Cutting Speed m/min M N Cutting Time (Cut-Off) At Constant Revolution j 60 x Di 2 xfx n At Constant Cutting Speed -j- 60 x n x (Di + D3) x (Di - D3) 4000 x f x Vc 60 x D3 T3=Tl + 2 X f X Nmax T : Cutting Time second Ti : Machining Time before reaching Max. Spindle Revolution second T3 : Machining Time when reaching Max. Spindle Revolution second f : Feed Rate mm/rev n : Spindle Revolution min1 nmax: Max. Spindle Revolution min1 Di : Max. Diameter of Workpiece mm D3 : Diameter when reaching Max. Spindle Revolution mm Vc : Cutting Speed m/min , 0 Q KMnrFRrl RFi i Visit us online at I\3ULlI\Q liUU