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发表于 2007-2-27 20:29:12
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显示全部楼层
来自： 中国辽宁
齿轮渐开线程序
齿轮轮齿渐开渐开线" ^3 v# `. _: a/ h$ B
(defun c:gear(/)6 ]& e4 z \/ P: z% j4 P5 z+ p
(
6 N0 V8 q* ` y6 a9 X8 o, ?3 P setq( T& T4 j/ q; G( E3 [# H
p0 (getpoint"输入齿轮中心p0: ")0 p2 G* A( i2 E P( z, [
m (getreal"输入齿轮模数M: ")2 p$ w6 f; z( z' B
z (getint"输入齿轮齿数Z: ")
4 C6 D7 }% q5 {* ?9 F0 Z S: B* j+ Kha 11 W8 u% N. j! J! {* g/ O4 C
c 0.25
0 ~$ e- ^9 t/ e8 _a (/ pi 9)
& u, ~: e" D. T9 i( U' l1 gra(/ (* (+ z (+ ha ha)) m) 2)$ F7 f0 [% d0 A+ X; F+ K$ w
rf(/ (* (- z (+ (+ ha ha) c)) m) 2)4 A) V: l' F3 X& `0 @; I" U
r(/ ( * m z) 2)5 A6 c- i+ O5 z9 N: A
rb ( * r (cos a))
' h% L T( C8 n) gri rb* A( }2 ~! f; Y6 h
ang 0
% E* C9 Z3 B$ f3 S4 cg (polar p0 ang rb)
. T# G+ @- y0 S! b! y) T K)$ V0 r5 g0 b& m3 v
(command "circle" p0 ra)
0 b: f4 s. ^" @5 l/ F4 r5 W F/ U(command "circle" p0 rf)1 w3 i$ _# z/ Z( c
(command "circle" p0 r)
" l$ p6 M9 t# o/ `; G(command "line" g)! A F- Q! C7 K) @. b( }* c% \+ P
/ x3 y9 r. I2 X6 k+ k4 D
(while (< ri ra)2 l, M( e5 U, t' f5 r
(setq' N% f" [- H* b2 y; B ?+ J$ j+ O0 t
ang ( + ang(/ pi 360))
. U8 c8 U0 M7 }ri ( / rb (cos ang))
2 Q% K3 f; A [( c$ _cta ( - (/ (sin ang) (cos ang)) ang)3 A% _8 G' S: \$ r$ w7 h
g(polar p0 cta ri)
$ { n/ N3 R6 _1 s! \$ n" r)' B( M! Z$ a9 }# R, u! h6 ~
(command g)3 f0 k" O: R; c: ^8 a; i5 R
)# [9 A$ j. W5 ~6 p' X8 H* ^! \0 O
(command ) & @( o" m$ }3 b6 z8 ~/ i& w
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