13. FUNCTION TO SIMPLIFY
PROGRAMMING B–63682EN/01
NC FUNCTION
94
By specifying a restart point by a P–code in a block containing G73/G74
(commands for punching multiple products), it is possible to restart
punching multiple products at the specified restart point.
G73 (G74) W w
Q q P p ;
w : Macro number
q : Machining start area specification
p : Restart point
The P-code specifies a restart point with a machining
sequence specified by G73/G74 or a Q-code.
Command range : 1xpxtotal number of workpieces
A
H
B
G
C
F
D
E
Y
X
Q3 ³
Q1 ³² Q2
² Q4
G98X_Y_I_J_P3K1 ;
U90 ;
:
V90 ;
G73W90Q_P5 ;
The above program performs machining as follows:
(1)Partial machining
(a) Q1 command : Sequence of E→F→G→H
(b)Q2 command : Sequence of H→G→F→E
(c) Q3 command : Sequence of D→C→B
(d)Q4 command : Sequence of B→C→D
(2)Total machining
(a) Q1 command : Sequence of E→F→G→H
(b)Q2 command : Sequence of H→G→F→E
(c) Q3 command : Sequence of D→C→B→A
(d)Q4 command : Sequence of A→B→C→D
13.6.4
Command to Restart
Punching Multiple
Products
D Command format
Examples