Основной каталог Kyocera 2021 - 2022 - страница 1069

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D2D2D2(D3) DmD1D1D1D1 Technical information Basic formulas Turning (Cutting time) Cutting time (External turning case 1: 1 pass machining) At constant revolution T : Cutting time [sec] L 60 x L L : Cutting length [mm] T= fxn f : Feed rate [mm/rev] n : Spindle revolution [min-1] At constant cutting speed Dm : Workpiece dia. [mm] 60 x π x L x DmT= Vc : Cutting speed [m/min] 1,000 x f x Vc Cutting time (External turning case 2: multi-pass machining) T : Cutting time [sec] L At constant revolution L : Cutting length per pass [mm] 60 x L ap : Depth of cut per pass [mm] T= xN f : Feed rate [mm/rev] fxn n : Spindle revolution [min-1] At constant cutting speed D1 : Max. dia. of workpiece [mm] 60 x π x L x (D1 + D2) D2 : Min. dia. of workpiece [mm] T= 2 x 1,000 x f x Vc xN 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.) Cutting time (Facing) T : Cutting time [sec] T1 : Cutting time before reaching L At constant revolution Max. spindle revolution [sec] 60 x (D1 - D2) L : Cutting length [mm] T= xN2xfxn ap : Depth of cut per pass [mm] f : Feed rate [mm/rev] At constant cutting speed n : Spindle revolution [min-1 ] 60 x π x (D1 + D2) x (D1 - D2)T1 =xN D1 : Max. dia. of workpiece [mm] 4,000 x f x Vc D2 : Min. dia. of workpiece [mm] Vc : Cutting speed [m/min] N : Number of passes = L / ap (if it is indivisible, obtain integer by rounding up one place of decimals.) Cutting time (Grooving) T : Cutting time [sec] R T1 : Cutting time before reaching At constant revolution Max. spindle revolution [sec] 60 x (D1 - D2)T= L : Cutting length [mm] 2xfxn f : Feed rate [mm/rev] At constant cutting speed n : Spindle revolution [min-1] T1 = 60 x π x (D1 + D2) x (D1 - D2) D1 : Max. dia. of workpiece [mm]D2: Min. dia. of workpiece [mm] 4,000 x f x Vc Vc : Cutting speed [m/min] Cutting time (Cut-off) T : Cutting time [sec] T1 : Cutting time before reaching At constant revolution Max. spindle revolution [sec] 60 x D1T= T3 : Cutting time when reaching 2xfxn Max. spindle revolution [sec] At constant cutting speed f : Feed rate [mm/rev] 60 x π x (D1 + D3) x (D1 - D3) n : Spindle revolution [min-1] T1 = nmax : Max. spindle revolution [min-1] 4,000 x f x Vc D1 : Max. dia. of workpiece [mm] 60 x D3T3=T1 +2 x f x nmax D3 : Diameter when reaching max. spindle revolution [mm]Vc: Cutting speed [m/min] R41