Milling Machine: Selection And Cancellation Of Length; Compensation - Siemens SINUMERIK 880 Programming Manual

05.91
Machining after (before) turning centre
P1 = 8 (6)
P1 = 4 (1)
S
S
P
P
P1 = 5
P
S
P
P
S
S
P1 = 1 (4)
P1 = 6 (8)
Position of tool nose radius centre
9.4

Milling machine: Selection and cancellation of length

compensation

This function can only be selected if G00 or G01 is active. It is necessary to select the plane
perpendicular to the length compensation direction.
L F
N5 G00 G17 D . . Z . .
Only the length compensation is used from compensation memory D.. The compensation
value contained in the D word is always combined with the sign entered for the corresponding
axis.
Length compensation can be cancelled with D0. It takes effect only if the corresponding axis
has been programmed (standard machine data).
Length compensation without cutter radius compensation
N05 G90 G00 G17 D1 Z . .
.
.
L F
N50 D0 Z . .
Length compensation with cutter radius compensation
N05 G90 G00 G17 G41 D2 X . . . Y . . .
L F
N10 Z . . .
.
.
L F
N50 G40 X . . .
L F
N55 D0 Z . . .
© Siemens AG 1991 All Rights Reserved
SINUMERIK 880, (PG)
9.3 Tool offset using tool nose radius compensation (TNRC)
P1 = 3 (2)
S
P
P1 = 7
P
S
P
S
P1 = 2 (3)
L F
Selection of length compensation
Cancellation of length compensation
L F
Autom. selection of cutter radius
compensation with length compensation
Cancellation of cutter radius compensation
Cancellation of length compensation
6ZB5 410-0HD02
9 Tool Offsets
X
Z
S = P
P1 = 9
9–7