Mitsubishi Electric MELDAS C6 Programming Manual page 163

13. Program Support Functions
(c) G83 (Deep hole drilling cycle)
Program
G83 Xx
Q : This designates the cutting amount per pass, and is always designated with an
incremental value.
Operation
pattern
(n)-1
When executing a second and following cutting in the G83 as shown above, the
movement will change from rapid traverse to cutting feed several mm before the position
machined last. When the hole bottom is reached, the axis will return according to the G98
or G99 mode.
m will differ according to the parameter "#8013 G83 n". Program so that q
The operation stops at after the (1), (2) and (n) commands during single block operation.
Yy Zz Rr Qq
1 1 1 1 1
(1)
q
1
q
1
(1) G0 Xx Yy
1 1
q
(2) G0 Zr
1 1
(3) G1 Zq Ff
1 1
(4) G0 Z − q
1
− m)
(5) G0 Z (q
1
(6) G1 Z (q + m) Ff
1
(7) G0 Z − 2 • q
1
− m)
(8) G0 Z (2 • q
1
(9) G1 Z (q + m) Ff
1
(10) G0 Z − 3 • q
1
:
:
(n) G98 mode G0Z − (z
G99 mode G0Z − z
i1 j1
(1) Valid –
(2) – Invalid
(3) – Invalid
(4) – Invalid
(5) – Invalid
(6) – Invalid
(7) – Invalid
(8) – Invalid
(9) – Invalid
(10) – Invalid
:
:
– Invalid
(n) – Valid
Ff ,Ii ,Jj ;
1 1 1
x ,y
1 1
(2)
(3) (4)
(5)
(7)
m
(6)
m
(n) - 1
1
1
+r )
1 1
1
155
13.1 Canned cycles
(8) (10)
(9)
(n)
(n)
G98 G99
mode mode
>m.
1
r
1
z
1