整体硬质合金立铣刀

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1、切削定义及计算ܶ჉͸ࣹ䃐テCuttingcalculationsanddefinitions䨒ܯⰣᒳD(mm)Millsdiameter-1⃾ܵ䧎䒛䕎n[min]n=∂1000/(Dvp)RPMcܶ䕎ᏕVc[m/min]=∂p∂nDV/1000Cuttingspeedc⃾咮䔊㊕䛾fz[mm/tooth]=(zVf∂n)/[mm/z]fzFeedratepertooth⃾䒛䔊㊕䛾f[mm/rev.]f=∂zfFeedrateperrevolutionz䔊㊕䕎ᏕVf[mm/min]=fV∂z∂=fn∂nFeedspeedzf3䜀ᆍܶ䮓⢶Q[cm/min]=∂∂v

2、aaQMetalremovalratefpe⤲๣䨒ܯ⮳Ⴭ䭴ጔҋⰣᒳDW[mm]=aDD-∂a)(2WorkingdiameterofBallnoseendmillWpp䨒ܯ⮳Ⴭ䭴ጔҋܶ䕎ᏕVW[m/min]=∂p∂nDV/1000CuttingspeedofWorkingWWᒳीܶ⌠a[mm]eWidthofcutting/radialdepthofcut䒣ीܶ⌠a[mm]pDepthofcutting/axialdepthofcutằ㺰喚Summary:喍ܯڦ⮳䌢ߗ䛾Ꮓ䓭ݟ̺݆ᠶᴶ喚–Decreaserun-outofthetoolinrelationto

3、:‗፧㻳ܶ喚ᰯ๖0.02mm‗倇䕎ߏጔ喚ᰯ๖0.01mm‗Conventional:maximum0,02mm‗Highspeed:maximum0,01mm喍ᅬ䛾䔸⩗ⴜ㈪݆⿺䨒ܯ喌䔈ᵦञ䭼ѽܯ۾Ꮥ䪮ѧᗛȡ䛾ѧᗛ⮳ڦᅀ20%喌FщҮܯڦइᒑ۾ᄾ50%–Decreaseoverhanglengthofthetool:20%reductionofoverhanglengthresultsin50%reductionofthetooldeflectionapᄨᗛѧ䪮Ꮥ⮳䃐テ:Calculationofapvs.overhanglengthັ᳋ᗛѧ䪮Ꮥ䊴䓶4XD,䛶

4、⩗क̯⻼ܶ⌠Ꮥapի᭞䛼㺰⮳ȡҮ⩗̺䲑⮳ڛᐾ䃐テ᫟⮳apի喚Iftheoverhanglengthislongerthan4xDcandCylindricalshanksisuseditisimportanttoadoptanotherdepthofcut(ap)indicatedinthetable.Usethefollowingformulatocalculatethenewapvalue2ap(new)喝ap(4D/LS)LS喝L1喍Mᐾ͜喚ap(new)喍᫟⮳apի喍newapvalueap喍ᵦᱛᣗ㡿իmm喍cataloguevaluemmD喍ܯڦܲ

5、ᒳmm喍CutterdiametermmLS喍᫟⮳ᗛѧ䪮Ꮥmm喍NewoverhanglengthmmM喍ܯڦᰯᄾ๨ᠰ䪮Ꮥmm喍MinimumclampinglengthmmF1柄部标准FF图标说明IconExplain图标说明图标说明IconExplanationIconExplanation圆柱平头立铣刀刀尖18°螺旋角ToolnoseofcylindricalflattenedendmillHelixangle18°圆弧头立铣刀刀尖25°螺旋角ToricendmillnoseHelixangle25°球头立铣刀28°螺旋角Ballnoseendmills

6、Helixangle28°两齿铣刀中心铣削一齿过中心35°螺旋角2-toothmillwithoneteethoverpassthecenterHelixangle35°两齿铣刀中心铣削30°螺旋角2-toothmillforcentermillingHelixangle30°三齿铣刀中心铣削一齿过中心40°螺旋角3-toothmillwithoneteethoverpassthecenterHelixangle40°三齿铣刀齿不过中心45°螺旋角3-toothmillwithteethnon-overpassthecenterHelixangle45°四齿

7、铣刀中心铣削50°螺旋角4-toothmillforcentermillingHelixangle50°五齿及五齿以上铣刀非中心铣削钻孔深度为钻头直径的3倍Millswith5teethorabovenotforcentermillingThemaximumdepthofdrillingis3DDIN6535HA圆柱直柄钻孔深度为钻头直径的5倍DIN6535HAstraightshankThemaximumdepthofdrillingis5DDIN6535HB削平直柄小径多用途麻花钻DIN6535HBWeldonSmalldiametertwistdril

8、lsDIN6535HE斜削直柄小径多用途麻花钻DIN