Parts for ToolsTechnicalReference User’s Guide - Technical Reference Thread Milling CNC PrToghrraemad Milling CNC Program for Internal Thread for Internal Thread Right-hand thread (climb milling) from bottom up. PRrigohgtr-ahmanids btharseeadd (ocnlimtoboml cilelinntge)r.from bottom up. Program is based on tool center. TThhiiss mmeetthhoodd ooff pprrooggrraammmmininggnneeeeddssnnoototoolorlardaiduisuscompensation value, other than an offset for wear. compensation value, other than an offset for wear. A = Do –2 D A = Raaddiiuussoofftotool pl aptahthDo=Maajjoorr tthhrereaaddddiaimametetrer Y+ D = Cuuttttiinnggddiaiammeetetrer GGeenneerraall PPrrooggrraammG90 G00GG0504GG543GH413XH01YX00ZY100ZS1(0n S: Nu..m. ber of revolutions)G00 Z-(toZ-t(htoreathdredaedptdhe) pth) MaMjoar jtohrrtehDaDredaoODdiaD.ia. G01 G91GG9411GD411 XD1(AX/2)(AY/-2(A)/Y2)-(ZA0/2F) Z(C0eFn.t.e.r of tool) X- X+ GG0033 X(A/X2()AY/(2A)/Y2)(AR/2(A)/R2)(AZ/(12/)8Zp(1it/c8h)piFtc(hC)utting edge)GG0033 X0 YX00IY-0(AI)-J(A0)ZJ0(pZitc(hp)itch) DAA/2A/2 GG0033 X-(AX/2-()AY/(2A)/Y2)(AR/2(A)/R2)(AZ/(12/)8Zp(1it/c8h)pitch) GG0011 G40GX40-(AX/-2()AY/2-()AY/2-)(AZ/02) Z0GG9900X0 YX00 ZY00 Z0 Toooll pPaathth IInntteerrnnaall TThhrreeaadd Y- EExxaammppllee:: MM2408xx22.0.0ININ-R-RHH(Thre(Tahdredaedptdhe2p0thm2m5) mm) TToooollh:o ldMerT: EC1010CM2T7S2R.00I0S2O9 J30((CCuuttttiinngg ddiiaa.. 1209mmmm) )AIn=s(eDrto: -D)/M2=T(320-I120.0)/I2S=O5F(Center of tool)= n x f x z n : Number of revolutionsF(Cutting edge)= Do - D  D o   x n x f x zf : rev / toothz : Number of edge A/=2(=D2o.-5D)/2=(48-29)/2=9.5 (AT/o2o=l 4c.o7m5pensation of radius=0) G(To90ol co mGp0enGs5a4tioGn43ofGr1ad7iuHs1=X00) Y0 Z10 S4000 G090 ZG-200G54 G43 G17 H1X0 Y0 Z10 S1320 GG001   GZ9-125G41 D1X 2.5 Y-2.5 Z0 F840 GG0031   XG29.51YG24.51 RD21.X5 Z40..7255 YF4-42.075 Z0 F41 GG0033   XX04Y. 705I-Y54.0. 7J50RZ42..075 Z0. 25 GG0033 XX-02.5Y0Y2I -.59.R52J.05 ZZ20..205 GG0013   GX4-04.X7-52.Y54Y. 7-25.5R4Z.075 Z0. 25 GG9001   GG04X00XY-04.Z705 Y -4.75 Z0 M%GM%933000 G0 X0 Y0 Z0 IInntteerrnnaall TThhrreeaadd EExxtteerrnnaall TThhrreeaadd RRRiiggighhtht--HtH-aaHnndadnd LeLffett--fHHta-anHnddand RRRiiiggghhhtt-t-H-HHaannaddnd LLLeeeffftt-t-H-HHaananddnd ThTTrhherreeaaaddd TThhhrrreeeaadadd ThTTrhehrraeeadadd ThTThrherreeaaaddd AA tthhrreeaadd mmiilllliinngg ooppeerraattiioonn iissaapppplilcicaabblelefoforrththrereaaddccuutttitninggin nnonno-sny-msymmemtreictarilcpaal rptasrutstiluiztiinlizgintghethaedvaadnvtaangteagoef hoeflihceall iinntteerrppoollaattiioonn pprrooggrraammss oonnmmooddeerrnnmmaacchhininininggcceenntetresr.s. For more details, please check ThreadMilling advisor. L058 www.tungaloy.com