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Chamfer in CNC Programming

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Chamfer in CNC Programming

  1. 1. 1 – 6 Solution of Page 49 Fanuc 21 Controller
  2. 2. 2 – 6 Main Program O0001 ( EXERCISE P49 ) ( MAIN PROGRAM ) ( O2..CONTOUR SUBPROG. ) ( O3..POCKET SUBPROG. ) ( O4..CIRCULAR POCKET SUBPROG. ) ( O5..SLOT SUBPROG. ) ( O6..TAPPED HOKLES SUBPROG. ) ( CONTROLLER FANUC ) ( MACHINE PC MILL 105 ) ( PROGRAMMED BY ENG. AMIR TAWFIC ) ( DATE:20-10-2016 ) ( W.P 120 X 120 X 30 ) ( T1..SHELL END MILL @40 MM ) ( T2..SLOT END MILL @10 MM ) ( T3..DOVETAIL CR 8, CL 4 MM ) ( T4..NC SPOT DRILL @10 MM ) ( T5..TWIST DRILL @5 MM ) ( T6..TAP M6X1 ) N5 G90 G17 G21 G40 G49 G50 G80 N10 G54 N15 T1 M6 ( SHELL ENDMILL @40) N20 G97 S1000 G94 F100 M3 M8 N25 G0 X18 Y-22 N30 G43 H1 Z0 N35 G1 Y142 N40 G91 G0 X38 N45 G90 G1 Y-22 N50 G91 G0 X38 N55 G90 G1 Y142 N60 G0 Z3 N65 X-50 Y-50 N70 Z0 N75 G41 H11 N80 M98 P50002 N85 G0 X-50 N90 G40 Y-50 N95 Z30 N100 T2 M6 ( SLOT ENDMILL @10) N105 S1500 F150 M3 M8 N110 X20 Y85 Subprogram O0002 ( SP O1 ) N5 G91 Z-2 N10 G90 G1 X10 N15 Y110 N20 X110 N25 Y10 N30 X-40 N35 Y-40 N40 M99 1 2
  3. 3. 3 – 6 Main Program N115 G43 H2 Z3 N125 M98 P30003 N130 G90 G0 Z3 N135 X85 Y92.5 N140 G1 Z0 N145 M98 P30004 N150 G90 G0 Z2 N155 G68 X100 Y20 R160 N160 G0 X100 Y20 N165 M98 P20005 N170 G90 G0 Z30 N175 T3 M6 ( DOVETAIL ) N176 M3 M8 N180 X100 Y20 N185 G43 H3 G0 Z0 N190 G1 Z-2 N195 G91 X40 N200 G90 G69 G0 Z3 N205 G0 X85 Y92.5 N210 Z-1 N215 G91 G1 X-8.5 N220 G2 X0 Y0 I8.5 J0 N225 G90 G0 Z1 N230 X-50 Y-50 N235 G41 H13 ( H13 = 4 MM ) N240 M98 P2 N245 G0 X-50 N250 G40 Y-50 N255 Z3 N260 X20 Y85 N165 Z0 N270 M98 P3 N275 G90 G0 Z30 N280 T4 M6 ( NC SPOTDRILL @10 ) N285 S200 F200 M3 M8 N290 X10 Y50 N295 G43 H4 Z3 N300 G81 G91 X10 Z-4.125 K4 N305 G80 X10 Y10 N310 G81 X-10 Z-4.125 K4 Subprogram O0003 ( SP O1 ) N5 G1 G91 Z-2 N10 Y15 N15 X20 N20 Y-15 N25 X-20 N30 Y8 N35 X11 N45 X-11 Y-8 N50 M99 Subprogram O0004 ( SP O1 ) N5 G91 G1 Z-2 N10 X-7.5 N15 G2 X0 Y0 I7.5 H0 N20 G1 X7.5 N25 M99 Subprogram O0005 ( SP O1 ) N10 G91 G1 Z-2 N15 X40 N20 Z-2 N25 X-40 N30 M99Recall Pocket subprogram. and Execute it one time For chamfer Recall Contour Subprogram and Execute it one time for chamfer 3
  4. 4. 4 – 6 Main Program N315 G80 X-10 Y10 N320 G81 X10 Z-4.125 K4 N325 G90 X20 Y30 Z-1.625 N330 M98 P6 N335 G0 Z30 N340 T5 M6 ( TWIST DRILL @5) N345 M3 M8 N350 X10 Y50 N355 G43 H5 Z3 N360 G73 G91 Z-13 Q3 X10 K4 N365 G80 X10 Y10 N370 G73 Q3 X-10 K4 N375 G80 X-10 Y10 N380 G73 Q3 X10 K4 N385 G80 G90 N390 X20 Y30 N395 G83 Q3 Z-20 G98 R1 N400 M98 P6 N405 G0 Z30 N410 T6 M6 ( TAP M6 ) N415 S100 G95 F1 M3 M8 N420 X20 Y30 N425 G43 H6 Z3 N430 G84 Z-15 R1 N435 M98 P6 N440 G28 G91 Z0 M5 M9 N445 G28 X0 Y0 N450 M30 Subprogram O0006 ( SP O1 ) N5 X30 Y20 N10 X40 Y30 N15 G52 X85 Y60 G16 N20 X15 Y0 N25 Y60 N30 Y120 N35 Y180 N40 Y-120 N45 Y-60 N50 G80 G15 G52 X0 Y0 N55 M99
  5. 5. 5 – 6  By Replace the three doted boxes with the following boxes  Software Setting Other Solution N65 X-22 Y-22 N70 Z0 N75 M98 P50008 1 O0002 ( SP O1 ) N5 G91 Z-2 N6 G90 G41 H11 G1 X10 Y10 N15 Y110 N20 X110 N25 Y10 N30 X-22 N35 G40 G0 Y-22 G50 N40 M99 2 N230 G51 X60 Y60 I680 J680 N235 X-22 Y-22 N240 M98 P8 3
  6. 6. 6 – 6 To Download files, go to Link Below https://drive.google.com/drive/folders/0BwjrFT2DRuSXaWZOT2tPSmU3cFk?usp=sharing

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