8 pr ogr amming examples – HEIDENHAIN TNC 640 (34059x-01) Cycle programming User Manual

Page 157

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HEIDENHAIN TNC 640

157

5.8 Pr

ogr

amming Examples

5 CYCL DEF 256 RECTANGULAR STUD

Define cycle for machining the contour outside

Q218=90

;1ST SIDE LENGTH

Q424=100

;WORKPC. BLANK SIDE 1

Q219=80

;2ND SIDE LENGTH

Q425=100

;WORKPC. BLANK SIDE 2

Q220=0

;CORNER RADIUS

Q368=0

;ALLOWANCE FOR SIDE

Q224=0

;ANGLE OF ROTATION

Q367=0

;STUD POSITION

Q207=250

;FEED RATE FOR MILLING

Q351=+1

;CLIMB OR UP-CUT

Q201=-30

;DEPTH

Q202=5

;PLUNGING DEPTH

Q206=250

;FEED RATE FOR PLNGNG

Q200=2

;SET-UP CLEARANCE

Q203=+0

;SURFACE COORDINATE

Q204=20

;2ND SET-UP CLEARANCE

Q370=1

;TOOL PATH OVERLAP

6 L X+50 Y+50 R0 M3 M99

Call cycle for machining the contour outside

7 CYCL DEF 252 CIRCULAR POCKET

Define CIRCULAR POCKET MILLING cycle

Q215=0

;MACHINING OPERATION

Q223=50

;CIRCLE DIAMETER

Q368=0.2

;ALLOWANCE FOR SIDE

Q207=500

;FEED RATE FOR MILLING

Q351=+1

;CLIMB OR UP-CUT

Q201=-30

;DEPTH

Q202=5

;PLUNGING DEPTH

Q369=0.1

;ALLOWANCE FOR FLOOR

Q206=150

;FEED RATE FOR PLNGNG

Q338=5

;INFEED FOR FINISHING

Q200=2

;SET-UP CLEARANCE

Q203=+0

;SURFACE COORDINATE

Q204=50

;2ND SET-UP CLEARANCE

Q370=1

;TOOL PATH OVERLAP

Q366=1

;PLUNGE

Q385=750

;FEED RATE FOR FINISHING

8 L X+50 Y+50 R0 FMAX M99

Call CIRCULAR POCKET MILLING cycle

9 L Z+250 R0 FMAX M6

Tool change

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