2.8.29 TOOL LIFE CONTROL (G 122, G 123)+ (Cent’d)
Tool No. Offset Memory
I
Type of Cutting
TO1
01
T 02
02
Rough cutting
T 03
03
T 04 04
I Finish cutting
No. of
Block shown Blcwk shown
Executions
by $
by z
1–10 times
I GOOTOIOI
GOO TOlOO
11-20 times I G 00 T0202
G 00 T0200
21-30 times I GOO T0303
G 00 T 0300
31 ST time
I
Tool change
reauest
Programs for Tool Information Registration
0.. . ;
G122 ;
PO1 L1O ;
TO1O1 ;
T0202 ;
T0303 ;
G123 ;
M30 ;
When the above program is executed, TO1O1,
T 0202, and T030-3 a~e registered as group
number 1 and with the number of machin–
able pieces per tool being 10,
The processing after the completion of tool
life control:
When the machining of TO1, G02, and T03
has been completed and the tool replacement
request output is turned on, input the
value of compensation memory for the new
tool then perform the following operations:
(i) Set “ 1“ as the tool replacement completion
number input (see (4) , d.)
(ii) Turn on the tool replacement completion
input (see (4), d.)
(iii) Perform the RESET operation.
2.8.30
MULTIPLE CORNERING (G 111,G 112)+
Part Program
These commands are used to perform beveling
and rounding on the taper and circular arc por–
tions of a work.
0.. . :
NOOO1 G50 X.. . Z.. ;
GOO T0191 ;
NO02 G50 X.. . 2 ...
GOO T0404 ;
) (;;:%:)
GOO T0400 ;
T0199 ;
M99 ;
G code
Meaning
Gill
Multiple cornering on taper portion.
GI12 I
Multiple cornering on circular arc portion.
These commands enable the control to perform
beveling and rounding on taper and circular
arc portions without making complex computation.
2. 8.30.1 Taper Multiple Cornering (G 111)
The following four operations may be specified
in a single block:
Taper + Beveling
+ Taper + Beveling
Rounding
Rounding
The typical contours for which taper multi-
ple cornering is specified are shown in Figs.
2.8.30.1 to 2.8.30.5 on pages 102 and 103.
When the above program is executed, blocks
of ~ and ~ provide the following com -
mands:
134
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