beautypg.com

10 .6 pr ogr a mming examples, Example: group of holes with several tools – HEIDENHAIN iTNC 530 (340 49x-03) ISO programming User Manual

Page 502

background image

502

10 Programming: Subprograms and Program Section Repeats

1

0

.6 Pr

ogr

a

mming Examples

Example: Group of holes with several tools

Program sequence

„

Program the fixed cycles in the main program

„

Call the entire hole pattern (subprogram 1)

„

Approach the groups of holes in subprogram 1,
call group of holes (subprogram 2)

„

Program the group of holes only once in
subprogram 2

%UP2 G71 *

N10 G30 G17 X+0 Y+0 Z-40 *

N20 G31 G90 X+100 Y+100 Z+0 *

N30 G99 T1 L+0 R+4 *

Define tool: center drill

N40 G99 T2 L+0 R+3 *

Define tool: drill

N50 G99 T3 L+0 R+3.5 *

Define tool: reamer

N60 T1 G17 S5000 *

Call tool: center drill

N70 G00 G40 G90 Z+250 *

Retract the tool

N80 G200 DRILLING

Cycle definition: CENTERING

Q200=2

;SET-UP CLEARANCE

Q201=-3

;DEPTH

Q206=250

;FEED RATE FOR PLNGNG

Q202=3

;PLUNGING DEPTH

Q210=0

;DWELL TIME AT TOP

Q203=+0

;SURFACE COORDINATE

Q204=10

;2ND SET-UP CLEARANCE

Q211=0.2

;DWELL TIME AT DEPTH

N90 L1.0 *

Call subprogram 1 for the entire hole pattern

X

Y

15

60

100

100

75

10

45

20

20

5

Z

Y

-20

-15