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Dr. HABEEB HATTAB HABEEB Office: BN-Block, Level-3, Room-088 Email: hbuni61@yahoo

UNITEN. Dr. HABEEB HATTAB HABEEB Office: BN-Block, Level-3, Room-088 Email: hbuni61@yahoo.com Ext. No.: 7292. Lecturer: Dr. HABEEB ALANI University TENAGA Nasional. UNITEN. U niversity TENAGA National

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Dr. HABEEB HATTAB HABEEB Office: BN-Block, Level-3, Room-088 Email: hbuni61@yahoo

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  1. UNITEN Dr. HABEEBHATTAB HABEEB Office: BN-Block, Level-3, Room-088 Email: hbuni61@yahoo.com Ext. No.: 7292 Lecturer: Dr. HABEEB ALANI University TENAGA Nasional

  2. UNITEN University TENAGA National College Of EngineeringMechanical DepartmentAcademic Year – 2008-2009 Lecture Note Lecturer: Dr. HABEEB ALANI University TENAGA Nasional University TENAGA Nasional Lecturer: Habeeb Al-Ani

  3. UNITEN Computer Aided Manufacturing CAM Lecturer: Dr. HABEEB ALANI University TENAGA Nasional University TENAGA Nasional Lecturer: Habeeb Al-Ani

  4. Numerical Control (NC) Cont…… Lecturer: Dr. HABEEB ALANI University TENAGA Nasional

  5. APT Programming Example Cylindrical Part F 25 Raw Material 70 F 22.5 Finished Part F 17.5 20

  6. APT Programming Example Cylindrical Part O0013N0010 T0404N0020 G57 G00 X26.00 Z0.0 S500 M04N0030 G01 X-0.20 F100N0040 G00 Z2.0N0050 X50.0 Z50.0N0060 T0404N0070 G57 G00 X25.00 Z2.0 S500 M04N0080 G01 X22.5 Z-70.0 F100N0090 G00 X26.0 Z2.0 S500N0100 G84 X17.5 Z-20.0 D0=200 D2=200 D3=650N0110 G00 Z2.0N0120 X50.0 Z50.0 T00N0130 M30

  7. APT Program Interpretation O0013Program identification number Lecturer: Dr. HABEEB ALANI University TENAGA Nasional

  8. APT Program Interpretation O0013N0010 T0404 N0010 Sequence numberT0404 Select tool number 404

  9. APT Program Interpretation O0013N0010 T0404N0020 G57 G00 X26.0 Z0.0 S500 M04 G57 PS0G00 Rapid movement (no cutting)X26.0 X location (as a diameter; 13 form zero)Z0.0 Z locationS500 Spindle speed is 500 rpmM04 Rotate spindle counterclockwise x + z + (0,0)

  10. APT Program Interpretation O0013N0010 T0404N0020 G57 G00 X26.00 Z0.0 S500 M04N0030 G01 X-0.20 F100 G01 Linear interpolation (cutting)X-0.20 Move only in x direction until you pass the center by 0.1 mm (facing)F100 Set feed rate to 100 mm/min.

  11. APT Program Interpretation O0013N0010 T0404N0020 G57 G00 X26.00 Z0.0 S500 M04N0030 G01 X-0.20 F100N0040 G00 Z2.0 G00 Move rapidly away from workpiece (no cutting)Z2.0 the movement is 2 mm away from the face.

  12. APT Program Interpretation O0013N0010 T0404N0020 G57 G00 X26.00 Z0.0 S500 M04N0030 G01 X-0.20 F100N0040 G00 Z2.0N0050 X50.0 Z50.0N0060 T0404 T0404 Select tool number 404 Since we are using the same tool (404)for both turning and facing, N0050, N0060 are not needed

  13. APT Program Interpretation O0013N0010 T0404N0020 G57 G00 X26.00 Z0.0 S500 M04N0030 G01 X-0.20 F100N0040 G00 Z2.0N0050 X50.0 Z50.0N0060 T0404N0070 G57 G00 X25.00 Z2.0 S500 M04 G57 PS0 G00 Rapid movement (no cutting)X25.0 X location (as a diameter; 12.5 form zero)Z2.0 Z locationS500 Spindle speed is 500 rpmM04 Rotate spindle counterclockwise

  14. APT Program Interpretation O0013N0010 T0404N0020 G57 G00 X26.00 Z0.0 S500 M04N0030 G01 X-0.20 F100N0040 G00 Z2.0N0050 X50.0 Z50.0N0060 T0404N0070 G57 G00 X25.00 Z2.0 S500 M04N0080 G01 X22.5 Z-70.0 F100 G01 Linear interpolation (cutting)Z-70 Move only in z direction (external turning)F100 Set feed rate to 100 mm/min.

  15. APT Program Interpretation O0013N0010 T0404N0020 G57 G00 X26.00 Z0.0 S500 M04N0030 G01 X-0.20 F100N0040 G00 Z2.0N0050 X50.0 Z50.0N0060 T0404N0070 G57 G00 X25.00 Z2.0 S500 M04N0080 G01 X22.5 Z-70.0 F100N0090 G00 X26.0 Z2.0 S500 G00 Move rapidly away from workpiece (no cutting) to location x= 26.0 (13.0 from zero) and z = 2.0.

  16. APT Program Interpretation O0013N0010 T0404N0020 G57 G00 X26.00 Z0.0 S500 M04N0030 G01 X-0.20 F100N0040 G00 Z2.0N0050 X50.0 Z50.0N0060 T0404N0070 G57 G00 X25.00 Z2.0 S500 M04N0080 G01 X22.5 Z-70.0 F100N0090 G00 X26.0 Z2.0 S500N0100 G84 X17.5 Z-20.0 D0=200 D2=200 D3=650 G84 Turning cycle for machining the stepX17.5 final diameterZ-20 length of step is 20 mmD0=200 Finish allowance in X direction (0.2 mm)D2=200 Finish allowance in Z direction (0.2 mm)D3=650 Depth of cut in each pass (0.65 mm)

  17. APT Program Interpretation O0013N0010 T0404N0020 G57 G00 X26.00 Z0.0 S500 M04N0030 G01 X-0.20 F100N0040 G00 Z2.0N0050 X50.0 Z50.0N0060 T0404N0070 G57 G00 X25.00 Z2.0 S500 M04N0080 G01 X22.5 Z-70.0 F100N0090 G00 X26.0 Z2.0 S500N0100 G84 X17.5 Z-20.0 D0=200 D2=200 D3=650N0110 G00 Z2.0 G00 Move rapidly away from workpiece (no cutting)Z2.0 the movement is 2 mm away from the face.

  18. APT Program Interpretation O0013N0010 T0404N0020 G57 G00 X26.00 Z0.0 S500 M04N0030 G01 X-0.20 F100N0040 G00 Z2.0N0050 X50.0 Z50.0N0060 T0404N0070 G57 G00 X25.00 Z2.0 S500 M04N0080 G01 X22.5 Z-70.0 F100N0090 G00 X26.0 Z2.0 S500N0100 G84 X17.5 Z-20.0 D0=200 D2=200 D3=650N0110 G00 Z2.0N0120 X50.0 Z50.0 T00 X50.0 Z50.0 Move to the tool changing locationT00 cancel tool selection

  19. APT Program Interpretation O0013N0010 T0404N0020 G57 G00 X26.00 Z0.0 S500 M04N0030 G01 X-0.20 F100N0040 G00 Z2.0N0050 X50.0 Z50.0N0060 T0404N0070 G57 G00 X25.00 Z2.0 S500 M04N0080 G01 X22.5 Z-70.0 F100N0090 G00 X26.0 Z2.0 S500N0100 G84 X17.5 Z-20.0 D0=200 D2=200 D3=650N0110 G00 Z2.0N0120 X50.0 Z50.0 T00N0130 M30 M30 Program End

  20. End of presentation THANK YOU Lecturer: Dr. HABEEB ALANI University TENAGA Nasional University TENAGA Nasional Lecturer: Habeeb Al-Ani

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