|
把下面的程序导入cad ,就可以画螺纹了!(2007以前的版本).画螺纹的命令就是luox
+ |$ T9 w( _* e2 Z' B) h' B- l% L1 T(defun C:luox(/)
^( n: x7 X( g/ B& [. v; h (setq b1 (getpoint"请指定螺旋线基点:"))
3 u; Z1 l% b% c1 Q5 u+ R: f (setq r (getreal"请指定螺旋线的平均半径:"))" x! d. Q& H- P6 N* b4 L
(setq disp ( getreal"请输入螺旋线节距:"))/ c8 |' Z/ X1 ?; E
(setq n (getint"请输入每圈细化段数:"))5 v; E. U/ ^9 T& H" J" y& @6 t3 m
(setq delta (/(* 2.0 pi) n))! I( Y1 Q" F- {! ^! |
(setq j (/ disp n))& X3 z N1 t4 T$ P7 I3 Q
(setq bb(caddr b1))
( @5 I- t- ]! z4 B0 b u6 o (setq ang 0), x1 [5 u, R& w0 o3 @ h
(setq k 0); C( i$ t1 L% ]7 v" Z$ `& W
(command "ucs" "o" b1)0 @% |" K/ n* q5 m5 b5 t# u- l* X
(command "3dpoly" (list r 0 0))6 i" f5 S2 R: C
(repeat n/ q* {2 q0 ]9 C0 B, u
(setq k(+ k 1))
0 Y' @' ~8 l6 n# ~; Q9 M/ H (setq ang(+ delta ang))
0 D6 Z/ r- H3 _; Z (setq pt2(list (* r(cos ang)) (* r(sin ang)) (+ 0 (* j k))))/ b4 W9 {: C1 l+ l
(command pt2); U0 ~. z0 d- m$ \
)
9 ^2 m0 Y4 B5 O! L1 L(command" ")2 l X6 E( U* w/ c& y
) |
|