齿轮轮齿渐开线的autolsp源程序

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齿轮轮齿渐开渐开线
(defun c:gear(/)
5 r3 o0 ^( V9 H. L(
2 D4 S! ]' c, g5 csetq
" G: m$ ?6 T3 J  s6 @p0 (getpoint"输入齿轮中心p0: ")
4 q, P( ^$ n% `. g. d5 J& M0 w1 Ym (getreal"输入齿轮模数M: ")
z (getint"输入齿轮齿数Z: ")
  i0 L+ R  H9 C1 O' G0 aha 1
. t% A+ U  E8 R8 g2 Y( sc 0.25
a (/ pi 9)
, N2 s+ E4 j# Q3 Z: rra(/ (* (+ z (+ ha ha)) m) 2)
$ w9 P- L+ W3 \- v2 c) V$ ?( }# Lrf(/ (* (- z (+ (+ ha ha) c)) m) 2)
r(/ ( * m z) 2)
rb ( * r (cos a))
$ M7 ]+ {9 {" q' [1 K1 g, l- [ri rb
* g) N8 R% F" E7 G, K  Nang 0
0 F! f! ~' l7 Lg (polar p0 ang rb)
% Z0 l. S! u( k! x7 n9 ])
(command "circle" p0 ra)
(command "circle" p0 rf)
(command "circle" p0 r)
/ H* r, p9 G. i9 h$ z0 y(command "line" g)
(while (< ri ra)
(setq
- g; p% p% a5 c, [ang ( + ang(/ pi 360))
ri ( / rb (cos ang))
$ w5 h. x. x8 U4 R1 wcta ( - (/ (sin ang) (cos ang)) ang)
6 G$ I& ?! m/ A7 ]g(polar p0 cta ri)
)
(command g)
)
(command )
)
8 F% K8 w  M5 F" a* }8 ~! A! A文章关键词： 齿轮轮齿渐开线