5.3.2凸半球面加工

                图5-22 球面工件

工艺清单：

数控文件：

N10 T1D1 M06                                              ;建立工件坐标系

N20 M3 S1000 G54 G90 G94 G40

N30 G0 X0 Y0 Z100

N40 R1=15                                                      ;球半径

N50 R2=0                                                       ;角度自变量初始赋值

N60 R4=90                                                      ;终止角度

N70 R5=5                                                       ;球刀半径

N80 R12=1                                                      ;角度递增量

N90 R7=R1+R5                                               ;刀具中心刀球心的距离

N100 R8=R7*SIN(R2)                                     ;任意角度的Z轴坐标

N110 R9=R7*COS(R2)                                    ;0角度的X轴坐标

N120 G0 X=R9+2*R5 Y=2*R5                         ;定位到进刀点

N130 G01 Z=R8 F1000                                    ;定位到加工深度位置

N140 G03 X=R9 Y0 CR=2*R5                          ;圆弧切入

N150 G02 I=-R9  F1000                                 ;顺铣整圆

N160 G03 X=R9+2*R5 Y=-2*R5 CR=2*R5 ;圆弧切出

N170 R2=R2+R12                                            ;角度递增

N180 IF R2<=R4 GOTOB 90                           ;角度条件跳转，满足条件跳转到N90

N190 G0 Z100

N200 M30