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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。
2 e; |, R/ [" a, K+ S(defun c:chamfer(/ d a)
% C& o4 T9 M( x, _1 ~0 `$ W(setvar“cmdecho”0) # T8 ~/ S& i' h
(graphscr) ; c0 a2 J2 {7 q3 \9 a- a7 S6 ~
(setq d(getdist“\n Enter chamfer distance:"))
& R" K- B$ j W7 Z1 ^(setq a(getangle“\n Enter chamfer angle:"))
7 w7 r( w% X8 q: F% @: J5 Z) C(setvar“chamfera”d)7 I n$ {: D- r$ s1 n
(setvar“chamferb”( d(/sin a (cos a)))) 9 E% j: \: r9 L+ `, r$ ^+ A
(Command“chamfer”)
9 |! i: X9 Z+ W) c(setvar“cmdecho”l) ; [7 P* ~ t0 @" u! Q# Q
(princ) b ]% `% w! y- N7 O+ W% @( C
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) T( H# K, {0 I3 @, M2、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。/ G) s, ^8 C5 B) {2 a( ~
(defun c:chamfer(/ d a) - D b% u3 O( P2 @, U: U
(setvar“cmdecho”0) ) T# t" e# i) M! r" E, w* A. B
(graphscr) + ~* Y8 c/ m9 M9 Z) e
(setq d(getdist“\n Enter chamfer distance:")) 8 j) J' q" @ `: L8 Y; H& y& e
(setq a(getangle“\n Enter chamfer angle:"))
3 j" E$ R/ i$ B: B, C(setvar“chamfera”d)5 ^! s- s5 H2 A, B6 x* J$ q
(setvar“chamferb”( d(/sin a (cos a)))) , X6 D( G2 w! d* t4 S
(Command“chamfer”)
, \9 _* j5 q/ d' R5 _- d1 {( `' Z(setvar“cmdecho”l)
6 W1 b$ ~9 Q4 V5 Q(princ)
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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。
4 c4 q7 `+ \: q. z0 K(defun c:bc1(): n6 d' B! Y1 }& z+ J% R8 u4 j
(graphscr)& m/ v' r F- Q8 I8 y7 B6 \) A
(setvar“cmdecho"0)
: y1 m# I: }% a5 j9 w6 ?9 T(setq cr(getpoint“\n Enter center of Bolt-Circle:"))
6 ~! o/ c( t8 }% u+ ]& d(setq d(getdist“\n Dia of Bolt-Circle:”))& i4 h! l1 p* I* [ V9 L
(setq n(getint“\n Number of holes In Bolt-Circle:"))
% \% F0 [; W1 Q(setq a(getangle“\n Enter start angle:”))
7 M( V7 h8 C; N ?# E9 s(setq dh(getdist“\n Enter diameter of hole:”))
" R2 e9 Q9 [ t: n( V: [(setq inc(/(* 2 pi)n))) l7 z& }( K6 P, f- Z& \7 {. r
(setq ang 0)$ C* w% Z, v# _' z- F
(set r(/ dh 2))
5 r$ r. E; \( i5 Z# K(While(< ang(* 2 pi))+ `& ^$ L6 T1 L) [
(setq P1(Polar cr(+ a inc)(d 2)))3 F; L7 u" A: M* ^
(command“circle” p1 r)& C& V) v& z4 E/ V
(setq a(+ a inc))0 W1 C Q. s1 I+ g$ l
(setq ang(+ ang inc))7 y1 {1 ~- X4 u( a" S( y8 \
)
" q* n& M/ q" _$ S6 B8 d(setvar“cmdecho” l)4 O. c1 s( D2 Y# |) ~; `) i
(Princ)4 g/ a7 q; B* i0 a9 H" |
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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。- [+ p e L( R, U) m: m: ]+ I: @
(defun c:spring()
: Y, g, o/ k6 ^9 S D# J' `+ G. f (setq bp(getpoint"\n弹簧中心点:"))(princ)4 q; D) k8 D' C) P* R3 }7 w3 H
(setq dw(getreal"\n弹簧直径:"))(princ)# H& v0 U5 m3 z7 @
(setq d(getreal"\n弹簧丝径:"))(princ)3 p: V5 e6 M# V; j" X8 F9 _
(setq pitch(getreal"\n弹簧节距:"))(princ)& H, G# z& c7 g' e, j0 u
(setq len(getreal"\n弹簧中长度:"))(princ)! T' d/ \3 [- l: B4 Z0 s$ ]3 Z9 M
(setq n(getint"\n弹簧段数:"))(princ)
: v, k% r# A; x* j1 _$ e% b1 y9 W (setq r(/ (- dw d) 2))
. s# V$ @9 ~- X (setq m1(fix (* n 1.25)))
: a; {# G/ Y% i/ h (setq m0(fix (* n (/ (- len (* d 2)) pitch))))
3 C* V" c) R8 `- d7 ^ (setq delta(/ (* 2.0 pi) n))
, c$ b+ k W5 D2 q. F (setq j0(/ pitch n))
: j6 S1 W0 N) n- f, j4 y (setq j1(/ d n))
@' F5 H; }% f! t' ~& \ (setq bz(caddr bp))0 a1 `! b8 _2 \& N
(setq ang 0)
( n) G, `& ~! S) O (setq jj 0)$ ~4 {4 C8 e% ^3 R% n
(command "UCS" "o" bp)5 N T! M4 l# P! n$ N; j
(command "3dpoly" (list r 0 0))6 v3 F& d. i7 n4 I$ I5 t. S
(repeat m1% J6 i1 S# ?3 l* Q k" c
(setq jj(+ jj 1))
; o' D) _! a( j7 I( F" h% p (setq ang(+ delta ang))
9 }+ O/ Z( m' U; d) x (setq pt1(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))
1 ^3 D- j% I3 h8 ~( | k (command pt1)
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(setq bz(caddr pt1))
+ w/ a6 h. n, V9 n `1 r (setq jj 0)
# f5 T# c( I( G0 [* G+ L1 q (repeat m07 g2 D) _1 w m) {$ Q6 g1 k2 y' u9 w; G; h
(setq jj (+ jj 1))& U& o1 r* q% ]+ ~/ M
(setq ang(+ delta ang))) B9 q$ `* y! N' V% \& q
(setq pt0(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j0 jj))))
& ]; ^4 F( L& d8 o W1 A (command pt0)
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2 _: V& ^: L: D5 v/ j4 S- j `5 P# r (setq bz(caddr pt0))8 G2 ]8 A. z( e, h
(setq jj 0)
/ P p# P- M' S0 f/ z9 J9 V (repeat m1
! B) {. f% K+ ]% k- U, O6 [ (setq jj(+ jj 1))
6 j: I5 |& Y$ l5 F (setq ang(+ delta ang))& E% h' ]% s* j8 L% b8 s9 j( {
(setq pt2(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))
# o0 u8 {& L( d8 \; j$ f (command pt2)
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