C轴内孔车槽碰撞

376383389*

请问下C轴分度刮内孔螺旋槽为什么全是碰撞，怎么解决啊，有大神没。
主程式......
G28H0.0
G0X200.0Z200.0T0707
G97S3000
G98G0X29.4Z10.0
M98P0135L14
G0X27.0
Z10.0
G0X200.0Z200.0
M5

......


子程式
O0135
M01
G98G00C-114.5Z4.0
G01H42.5Z0.0F10000
H72.0Z-6.77
H15.0W-1.385
H4.0U-4.0F5000
G0C-234.5Z4.0
G0U4.0
G04U0.5

G98G0C-234.5Z4.0
G01H42.5Z0.0F10000
H72.0Z-6.77
H15.0W-1.385
H4.0U-4.0F5000
G0C-354.5Z4.0
G0U4.0
G4U0.5

G98G0C-354.5Z4.0
G01H42.5Z0.0F10000
H72.0Z-6.77
H15.0W-1.385
H4.0U-4.0F5000
G0C-114.5Z4.0
G0U4.2
G04U0.5
M99