台灣鈷領產品型錄

GTC milling strategies Guide values for increasing the cutting values with cutting edge lengths up to 3 x D Roughing and finishing Material Application radial feed in % of Ø v c factor * f z factor * Angle of engagement Slotting 100% 1 1 180° N HPC Roughing 33% 1.5 1.3 70° P HPC Roughing 25% 1.6 1.5 60° K HPC Roughing 20% 1.7 1.6 53° M HPC Roughing 15% 1.8 1.9 46° S HSC Roughing 10% 1.9 2.3 37° HSC Roughing 8% 2.0 2.5 31° HSC Roughing 5% 2.1 2.5 26° N P K HSC Finishing 3% 2.0 1.2 20° M S HSC Finishing 2% 2.0 1.1 18° HSC Finishing 1% 2.0 1.0 11° HSC Fine finishing 0.5% 2.2 0.9 8° * Base value for the calculation with v c and f z factors is the value specified in the Gühring Navigator for “slotting” in the respective material group . Metal removal rate a p (mm) x a e (mm) x v f (m/min) = Q (cm 3 /min) Base cutting values slotting – RF 100 tools – smooth cutting Material Hardness Application v c f z (mm/z) with nom. Ø 3 4 5 6 8 10 12 16 20 25 P1 ≤ 850N/mm 2 Slotting 180 0.015 0.020 0.025 0.030 0.040 0.060 0.072 0.096 0.120 0.150 P2 850-1200N/mm 2 Slotting 160 0.014 0.019 0.024 0.029 0.038 0.055 0.066 0.088 0.110 0.138 P3 850-1400N/mm 2 Slotting 135 0.014 0.018 0.023 0.027 0.036 0.050 0.060 0.080 0.100 0.125 M1 < 750N/mm 2 Slotting 120 0.014 0.018 0.023 0.027 0.036 0.050 0.060 0.080 0.100 0.125 M2 750-850N/mm 2 Slotting 80 0.012 0.016 0.020 0.024 0.032 0.045 0.054 0.072 0.090 0.113 M3 > 850N/mm 2 Slotting 70 0.011 0.014 0.018 0.021 0.028 0.040 0.048 0.064 0.080 0.100 S-Ni ≤ 1300N/mm 2 Slotting 30 0.008 0.011 0.014 0.017 0.022 0.032 0.038 0.051 0.064 0.080 S-Ti ≤ 1300N/mm 2 Slotting 60 0.012 0.016 0.020 0.024 0.032 0.045 0.054 0.072 0.090 0.113 K1 ≤ 240HB Slotting 160 0.017 0.022 0.028 0.033 0.044 0.065 0.078 0.104 0.130 0.163 K2 > 240HB Slotting 140 0.015 0.020 0.025 0.030 0.040 0.055 0.066 0.088 0.110 0.138 Wr. al.alloy ≤ 5% Si Slotting 500 0.020 0.026 0.033 0.039 0.052 0.075 0.090 0.120 0.150 0.188 Cast al. alloy > 5% Si Slotting 230 0.017 0.022 0.028 0.033 0.044 0.060 0.072 0.096 0.120 0.150 Non-fer.metals ≤ 850N/mm 2 Slotting 250 0.017 0.022 0.028 0.033 0.044 0.060 0.072 0.096 0.120 0.150 Example HPC roughing: 15% a e ; 2 x D a p ; C45 Tool RF 100 U Ø12mm – 4 flutes Feed radial feed a e 1.8mm = 15% of D Base value slotting v c slotting = 180m/min, f z slotting= 0.072mm Conversion v c factor = 1.8 v c : 180m/min x 1.8 = v c 324m/min f z factor = 1.9 f z : 0.072mm x 1.9 = f z 0.137 Increased values v c : 324m/min / f z : 0.137mm n: 8594 U/min / v f : 4710mm/min Metal removal rate Q = 203cm 3 /min 建議參數，用於在切削刃長最大為 3xD 的情況下增加切削值 粗、精銑 工件材質 使用的 vc 和 fz 係數進行計算的基本值是以 Gühring Navigator 中為相對應材料群組中的 “ 開槽 ” 指定的值 開槽基準切削值 – RF 100 銑刀 – 平順切削 工件材質 抗拉強度 銑削方式 切削速度 每刃進給/ 刃徑 銑削方式 徑向進給切寬％ 切削速度 係數 每刃進給 係數 切削嚙合角度 移除率 (單位時間內材料切除的體積) 範例 中碳鋼 銑刀 進給 切削基礎值 切削係數 係數增加後之切削參數 切深 ap 切寬 ae 每分鐘進給 每分鐘移除量 cm 3 移除率 鈷領擺線銑削加工應用 19 25