UG、Mastercam中抛物线输入与宏编程技巧‌

宏程序：

G69 G80 G40 G49 G17

T01 M06

G0 G54 G90 X0 Y45 M3 S5000

G43 Z30 H1 M08

Z5

G1 Z-1 F3000

G41 D1 Y35 F3750

X35

#1=SQRT[30*28]

N10 X[#1*#1/30]+7 Y#1

#1=#1-0.2

IF[#1 GT-SQRT[30*28]] GOTO 10

Y-35

X7

Y-23

G3 X-7 I0

G1 Y-35

X-35

#1=-SQRT[30*28]

N20 X-[#1*#1/30]-7 Y#1

#1=#1+0.2

IF[#1 LT SQRT[30*28]] GOTO 20

Y35

X-7

Y23

G3 X7 I0

G1 Y38

G40 X0 Y45

G0 Z100

M5

M30

Mastercam 函数：

step_var1 = t

step_size1 = 0.2

lower_limit1 =-sqrt(30*28)

upper_limit1 =sqrt(30*28)

geometry = lines

angles = degrees

origin = 7, 0, 0

x=t*t/30

y=t

z=0