Siemens SINUMERIK 840DE sl Commissioning Manual page 142

9 Additional Functions
9.5 Multiple clamping
9-142
In the example, a rotating clamping device (reversible clamping device) is used
with 4 clampings. The clampings can be processed by positioning rotary axis A.
Clamping 1: A = 0°
Clamping 2: A = 90°
Clamping 3: A = 180°
Clamping 4: A = 270°
The cycle CLAMP.SPF must be adapted as follows:
...
DEF INT _NV
;––––––––––––––––––––––––––––––––––––
;Adjustment
;
IF _ACT==1
G0 A=DC(0)
ENDIF
;
IF _ACT==2
G0 A=DC(90)
ENDIF
;
IF _ACT==3
G0 A=DC(180)
ENDIF
;
IF _ACT==4
G0 A=DC(270)
ENDIF
;
;––––––––––––––––––––––––––––––––––––
_NV=_NPV+_ACT
N10 G[8]=_NV
RET
SINUMERIK 840D sl Commissioning Manual CNC: ShopMill – 11/2006 Edition
; Auxiliary variable
; Calculate current zero offset
; No calculation permitted here
© Siemens AG 2006 All Rights Reserved
11/2006