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HEIDENHAIN CNC Pilot 4290 Description of the Y axis User Manual

Page 64

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Y Axis

64

Working planes

Page

G17

XY plane (front view)

23

G18

XZ plane (lathe view)

23

G19

YZ plane (surface view)

23

Positioning

Page

G0

Positioning in rapid traverse

23

G14

Approach to tool change position

24

G701

Rapid traverse to machine coordinates 24

Simple linear and circular paths

Page

G1

Linear path

25

G2

Circular path

26

G3

Circular path

26

G12

Circular path

26

G13

Circular path

26

Milling cycles

Page

G840

Contour milling

27

G841

Surface milling – roughing

27

G842

Surface milling – finishing

28

G843

Centric polygon – roughing

29

G844

Centric polygon – finishing

30

G845

Pocket milling – roughing

31

G846

Pocket milling – finishing

32

Section codes and G functions for the Y axis

Program section codes

Page

FRONT_Y

Front end of the workpiece

6

REAR_SIDE_Y

Rear end of the workpiece

6

SURFACE_Y

Lateral surface view

6

Overlapping contours

Page

G308

Beginning of pocket/island

7

G309

End of pocket/island

7

Contour description – front and back

Page

G170 Geo

Starting point of contour

7

G171 Geo

Line segment

7

G172 Geo

Circular arc cw

8

G173 Geo

Circular arc ccw

8

G370 Geo

Hole

9

G371 Geo

Linear slot

9

G372 Geo

Circular slot cw

10

G373 Geo

Circular slot ccw

10

G374 Geo

Full circle

10

G375 Geo

Rectangle

11

G377 Geo

Eccentric polygon

11

G471 Geo

Linear pattern

12

G472 Geo

Circular pattern

13

G376 Geo

Single surface

14

G477 Geo

Centric polygon

14

Contour description - lateral surface development Page
G180 Geo

Starting point of contour

15

G181 Geo

Line segment

15

G182 Geo

Circular arc cw

16

G183 Geo

Circular arc ccw

16

G380 Geo

Hole

17

G381 Geo

Linear slot

17

G382 Geo

Circular slot cw

18

G383 Geo

Circular slot ccw

18

G384 Geo

Full circle

18

G385 Geo

Rectangle

19

G387 Geo

Eccentric polygon

19

G481 Geo

Linear pattern

20

G482 Geo

Circular pattern

21

G386 Geo

Single surface

22

G487 Geo

Centric polygon

22

Y_4290BH.pm6

08.03.2005, 08:38

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