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4 p a th cont ours—car te sian coor dinat e s – HEIDENHAIN iTNC 530 (340 49x-04) User Manual

Page 257

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HEIDENHAIN iTNC 530

257

6.4 P

a

th Cont

ours—Car

te

sian Coor

dinat

e

s

Example: Linear movements and chamfers with Cartesian coordinates

0 BEGIN PGM LINEAR MM

1 BLK FORM 0.1 Z X+0 Y+0 Z-20

Define blank form for graphic workpiece simulation

2 BLK FORM 0.2 X+100 Y+100 Z+0

3 TOOL DEF 1 L+0 R+10

Define tool in the program

4 TOOL CALL 1 Z S4000

Call tool in the spindle axis and with the spindle speed S

5 L Z+250 R0 FMAX

Retract tool in the spindle axis at rapid traverse FMAX

6 L X-10 Y-10 R0 FMAX

Pre-position the tool

7 L Z-5 R0 F1000 M3

Move to working depth at feed rate F = 1000 mm/min

8 APPR LT X+5 X+5 LEN10 RL F300

Approach the contour at point 1 on a straight line with

tangential connection

9 L Y+95

Move to point 2

10 L X+95

Point 3: first straight line for corner 3

11 CHF 10

Program chamfer with length 10 mm

12 L Y+5

Point 4: 2nd straight line for corner 3, 1st straight line for corner 4

13 CHF 20

Program chamfer with length 20 mm

14 L X+5

Move to last contour point 1, second straight line for corner 4

15 DEP LT LEN10 F1000

Depart the contour on a straight line with tangential connection

16 L Z+250 R0 FMAX M2

Retract in the tool axis, end program

17 END PGM LINEAR MM

X

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