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6 pr og ra m m ing exam ple s, Example: group of holes with several tools – HEIDENHAIN TNC 410 ISO Programming User Manual

Page 353

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HEIDENHAIN TNC 410, TNC 426, TNC 430

327

9.6 Pr

og

ra

m

m

ing

Exam

ple

s

Example: Group of holes with several tools

Program sequence

n

Program the fixed cycles in the main program

n

Call the entire hole pattern (subprogram 1)

n

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

n

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

Cycle definition: Centering

Q200=2

set-up clearance

Q201=-3

Depth

Q206=250

Feed rate

Q202=3

Plunging depth

Q210=0

Dwell time at top

Q203=+0

Coordinate of the workpiece surface

Q204=10

2nd set-up clearance

Q211=0.25

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

1

1

1

2

1

3