Wuhan Huazhong Numerical Control Co., Ltd HNC-18iT, Programming Manual

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10. Comprehensive Programming
119
10.3
10.3 10.3
10.3 Example
Example Example
Example 3
3 3
3
Program for the tapered thread ZG2″ shown in the figure. According to the standard, the
pitch is 2.309mm(25.4/11), the thread height is 1.479mm. Other sizes are shown in the
figure. The depth of cut at each time is separately(diameter designation) 1mm, 0.7 mm,
0.6mm , 0.4mm and 0.26mm, and the angle of tool tip is 55° (tan1.79=0.031).
4 4 4 4
(1.79 (1.79 (1.79 (1.79°°°°))))
((((ΦΦΦΦ
5
6
.6
5
9
)
5
6
.6
5
9
)
5
6
.6
5
9
)
5
6
.6
5
9
)
(16) (16) (16) (16)
(26) (26) (26) (26)
Z
G
2
Z
G
2
Z
G
2
Z
G
2
″″″″
40
40 40
40
4
4 4
4
ΦΦΦΦ
9
0
9
0
9
0
9
0
((((ΦΦΦΦ
5
5
5
5
5
5
5
5
....6
5
9
)
6
5
9
)
6
5
9
)
6
5
9
)
Figure 10.3 Comprehensive Programming Example 3
%3366
N1 T0101
N2 M03 S300
N3 G00 X100 Z100
N4 X90 Z4
N5 G80 X61.117 Z-40 I-1.375 F80
N6 G00 X100 Z100
N7 T0202
N8 G00 X90 Z4
N9 G82 X59.494 Z-30 I-1.063 F2.31
N10 G82 X58.794 Z-30 I-1.063 F2.31
N11 G82 X58.194 Z-30 I-1.063 F2.31
N12 G82 X57.794 Z-30 I-1.063 F2.31
N13 G82 X57.534 Z-30 I-1.063 F2.31
N14 G00 X100 Z100
N15 M30