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1、 编写一个AutoLISP程序,在给定的两条线间通过输入倒角角度及倒角距离生成一个倒角。: V8 l: l- G: T
(defun c:chamfer(/ d a) 9 E% h( f3 s+ F3 W) q3 r, K
(setvar“cmdecho”0) " K! |8 g0 h/ M' ?
(graphscr)
$ q4 l) X( {7 @, K+ I5 d(setq d(getdist“\n Enter chamfer distance:"))
1 d- M& g7 W4 f! |6 S% A(setq a(getangle“\n Enter chamfer angle:"))4 i2 c2 f" n2 U5 d9 S1 a
(setvar“chamfera”d)- [( C3 Q5 B" l! Q1 I m
(setvar“chamferb”( d(/sin a (cos a)))) 6 w+ T, ], T3 X. I/ R' q/ w( Y
(Command“chamfer”) ; N, i/ ]$ g9 S( F& j4 l
(setvar“cmdecho”l) , D& H5 M, }$ A1 B [' @7 c( q9 N
(princ)
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2、编写一个AutoLISP程序,在给定的两条线间通过输入倒角角度及倒角距离生成一个倒角。
8 H* S; R% V2 V/ u, z(defun c:chamfer(/ d a)
' I$ Z, @0 g- n; N0 b! C1 Q(setvar“cmdecho”0)
3 ]; Y' f+ I* N' d3 e# T4 @(graphscr)
$ k! O6 z0 p& P; u% J7 P(setq d(getdist“\n Enter chamfer distance:")) , |; |2 \! {; a& A+ u8 h5 i
(setq a(getangle“\n Enter chamfer angle:"))
- s) s" j. u: S3 ^- O- ~(setvar“chamfera”d)
$ U$ _2 A T4 }: h* i! V(setvar“chamferb”( d(/sin a (cos a)))) ) ?( u; J: f( L
(Command“chamfer”)
* F, ^9 s) p% g6 n# F(setvar“cmdecho”l) h9 s' {5 S* d# u
(princ)7 u5 {- w* n# `9 v2 L% O5 w0 J
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3、编写一个AUtOLISP程序,生成一个带孔的法兰盘。程序还应提示用户输入该法兰盘的圆心、直径、孔径、孔数及起始角。& k+ g( t0 Q$ O \+ w
(defun c:bc1()
6 B7 f1 F- t3 B/ c(graphscr); ^7 Z4 K K: i$ a
(setvar“cmdecho"0)
. u. j* n4 E E" W; W. p(setq cr(getpoint“\n Enter center of Bolt-Circle:"))7 ^8 m/ ~' u7 l
(setq d(getdist“\n Dia of Bolt-Circle:”))
0 N6 V' k) J$ X. e ^(setq n(getint“\n Number of holes In Bolt-Circle:"))- i- {5 X2 f0 F; i+ R
(setq a(getangle“\n Enter start angle:”))$ \( [+ A/ K7 T2 o
(setq dh(getdist“\n Enter diameter of hole:”))5 c% x- U8 ?& f& C4 A
(setq inc(/(* 2 pi)n))$ S( D, U' W7 ~% L1 u4 S0 N
(setq ang 0)
) Y6 e6 l2 c0 f7 `! X; s& X! C(set r(/ dh 2))
, Q. j+ H4 Z" ^) ]3 }0 c(While(< ang(* 2 pi))
' l) s% ^: w' n. q5 q- {8 W4 v- |(setq P1(Polar cr(+ a inc)(d 2)))7 w0 `( \9 U3 ` Z! T% H
(command“circle” p1 r)
: A) M' H! S% O" B& j% l(setq a(+ a inc))- Y# y `7 K8 r& v1 X+ A7 s" p
(setq ang(+ ang inc))
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(setvar“cmdecho” l)7 b% Z @$ V7 ^9 ?
(Princ)% D7 B% ~4 c" @+ @/ D
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4、圆柱螺旋弹簧(压簧)是将一个圆沿着一条三维螺旋线拉伸得到的。通过编程绘制三维螺旋线,尺寸如下:弹簧直径:10;弹簧丝径:1;弹簧节距:2;弹簧长度:20;每圈段数:32。9 j2 v6 x/ h6 }+ J
(defun c:spring()
( _. P/ t, A& K( T (setq bp(getpoint"\n弹簧中心点:"))(princ)
5 j+ |+ a9 v( \: I3 }! O% V (setq dw(getreal"\n弹簧直径:"))(princ)6 S4 l9 v1 o U8 S# T. [ S; P! \; t+ q
(setq d(getreal"\n弹簧丝径:"))(princ)
" S& c' I) T j- B% n' a/ _ (setq pitch(getreal"\n弹簧节距:"))(princ) a5 i- @% L, t
(setq len(getreal"\n弹簧中长度:"))(princ). D7 G) d( m% ?& x0 C" U2 D& {
(setq n(getint"\n弹簧段数:"))(princ)0 X( y3 B6 y- ^; Z% A
(setq r(/ (- dw d) 2))" ]1 I, J6 N& [; M
(setq m1(fix (* n 1.25)))+ u- O0 Q2 y; d `3 h( p4 U7 |4 p
(setq m0(fix (* n (/ (- len (* d 2)) pitch)))). `( Z. R& h3 h P9 Q. m1 P
(setq delta(/ (* 2.0 pi) n))
! x6 U, J5 W5 j* L' k2 }9 k (setq j0(/ pitch n))
, |- v+ ?2 [1 j" O- }7 x (setq j1(/ d n))
: q0 d( \* n& ]# S1 ] (setq bz(caddr bp))
" A4 l) S4 Q/ K% I (setq ang 0)6 J+ i/ v4 m, b( X7 [3 R+ j. U
(setq jj 0)5 Z' j, c- y3 l/ A, Z3 i( v
(command "UCS" "o" bp)' [" Z: \/ g v/ `6 w# i3 F) L
(command "3dpoly" (list r 0 0))" \5 C4 I0 U- h1 a8 C1 h5 [
(repeat m13 ]0 e2 _$ h& G6 h2 i# p
(setq jj(+ jj 1))
) C n* L' q @. g4 [7 t: n" y (setq ang(+ delta ang))
6 [2 O" M! H6 m/ B6 O+ w (setq pt1(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))
% R. I/ Y3 z9 A (command pt1)
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(setq bz(caddr pt1))
9 S: g8 G9 y1 @3 Z* a# z P( y (setq jj 0)# ^1 i7 _) J1 T1 y" S- \
(repeat m0- J. M# W- S, [6 N9 t/ Y
(setq jj (+ jj 1))$ F: _1 ~3 x( m2 t$ q# l S
(setq ang(+ delta ang))" H" t6 F3 Z8 h9 i: J
(setq pt0(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j0 jj))))
0 t( R4 u7 e) | e0 u: u (command pt0)8 W4 \6 c' H3 T; R& h2 w
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(setq bz(caddr pt0))
) e8 y+ ]) {# o! a- D0 y3 l b (setq jj 0)
1 n& s4 V4 H5 }9 z (repeat m1& i3 `. A$ {0 s+ z
(setq jj(+ jj 1))
. {( s! w# I& ~1 Q* g# Y (setq ang(+ delta ang))# `8 z( C7 A" B7 x+ {6 M
(setq pt2(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))3 g# w; I: b2 v- d
(command pt2)
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(command"")3 M! U4 L2 S6 L" l( z
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