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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。. w E3 W9 v) S0 d7 {
(defun c:chamfer(/ d a)
( w$ c3 ] V' a0 S" U(setvar“cmdecho”0) : ?: h9 d4 V+ f; G
(graphscr) - F9 _+ z$ {3 n) Y
(setq d(getdist“\n Enter chamfer distance:"))
j% i/ g1 c4 Z8 t6 e8 F(setq a(getangle“\n Enter chamfer angle:"))5 ~% N( o! t$ _9 X1 e0 K- h- _/ P
(setvar“chamfera”d)
& e7 v) d7 W9 Z(setvar“chamferb”( d(/sin a (cos a)))) ; C& u @. {- z+ d; @
(Command“chamfer”) 9 S; R& x5 A& j8 p( K6 Y
(setvar“cmdecho”l) & V: z" a" w& m) Z
(princ)6 l. V3 [( `: |5 ?, l
)
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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 R V+ f! e; M" m% N& d1 R(defun c:chamfer(/ d a)
6 f/ q" |9 [. n' X& T(setvar“cmdecho”0)
$ B6 K- |/ b E+ X5 T, G! z(graphscr)
( G) X3 n* |9 D4 \(setq d(getdist“\n Enter chamfer distance:"))
2 c) V2 \# M4 V7 }(setq a(getangle“\n Enter chamfer angle:"))
; K$ [2 \9 W2 a. j(setvar“chamfera”d)
. A" l$ |) y4 }- O6 f) i5 Z(setvar“chamferb”( d(/sin a (cos a))))
# `2 H3 k4 C# h2 E* h& u(Command“chamfer”) % h' c2 w0 V! Z7 A* ^! e
(setvar“cmdecho”l)
" T8 K C1 k) p8 O& {8 J6 ^(princ)
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2 j" m8 s7 d+ D) |. y, i3 v: G! b3、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。2 M8 J! W$ _) B
(defun c:bc1(): I, j: V* H0 d8 p# v
(graphscr)
( ~0 f* F, Q6 K( Q U8 V2 g5 K(setvar“cmdecho"0)5 r( m, W- u! L* R3 \3 M
(setq cr(getpoint“\n Enter center of Bolt-Circle:"))
& c4 u7 E( n8 ~+ w( m9 d$ g& T(setq d(getdist“\n Dia of Bolt-Circle:”))! p1 E! D3 w9 S; ?
(setq n(getint“\n Number of holes In Bolt-Circle:"))) w4 R+ `% z6 ~
(setq a(getangle“\n Enter start angle:”))
. j3 D, s( K6 U# r+ z(setq dh(getdist“\n Enter diameter of hole:”))! B7 y$ j- s$ U7 y4 I
(setq inc(/(* 2 pi)n))
1 e+ `1 m; m* a' Y4 h(setq ang 0)
2 s6 Q. s9 v$ Z( S(set r(/ dh 2))5 Z4 f$ ]0 Z3 i8 b. I
(While(< ang(* 2 pi))) g4 C$ O K" h* X
(setq P1(Polar cr(+ a inc)(d 2)))
3 F% T8 [( H) [3 s(command“circle” p1 r)& ~0 \+ d* |( N0 D" p
(setq a(+ a inc))5 @. K/ r) _! H1 |
(setq ang(+ ang inc))- F4 `5 r4 S' Z0 U# J
)
* ?: o# v* ]. x( ~% I! w(setvar“cmdecho” l)% m. d/ G# o" Y& F
(Princ)
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$ |5 P P0 y3 L" D: o+ K1 P4、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。
6 e2 i& Y+ n& Z% x" k) z! i$ o: r(defun c:spring()
, G0 M, [1 }; ^ (setq bp(getpoint"\n弹簧中心点:"))(princ)
% ~" M6 u$ ^8 v2 {6 X (setq dw(getreal"\n弹簧直径:"))(princ)9 c; d9 F5 v* g/ L! A1 F
(setq d(getreal"\n弹簧丝径:"))(princ); R9 F& S/ C+ e: W+ {% X
(setq pitch(getreal"\n弹簧节距:"))(princ)
/ Y$ y! h& v) W( m0 q6 B' h8 h (setq len(getreal"\n弹簧中长度:"))(princ)
# e$ [% ]' B/ U7 D5 K (setq n(getint"\n弹簧段数:"))(princ)
( W# ?" D: \6 |* d (setq r(/ (- dw d) 2))/ Q: y2 n. I. P$ R% }
(setq m1(fix (* n 1.25)))' U; r" j5 J. i/ f1 I; F
(setq m0(fix (* n (/ (- len (* d 2)) pitch))))
2 [, w% p/ z+ p+ V (setq delta(/ (* 2.0 pi) n))
4 j0 y% V m) _& s! }+ \* R0 T (setq j0(/ pitch n))5 J9 C2 F: q# O" I' g. @' P
(setq j1(/ d n))( c2 H3 N3 } |. a. f) Z
(setq bz(caddr bp))# y+ {3 K/ f5 B1 P- M/ q; D- C
(setq ang 0); U& _$ A' H% u9 }! z; w; W1 r: |
(setq jj 0)% \1 G7 o1 N* z4 u' F7 v+ d
(command "UCS" "o" bp)
# L+ s9 ~% ^2 F. r1 Q (command "3dpoly" (list r 0 0)). I; q& A+ r2 d: Q& C/ P
(repeat m1
1 l# ]. P. D& H (setq jj(+ jj 1))8 a$ o* ^3 }+ l' T+ O
(setq ang(+ delta ang))9 n2 b% ?5 s6 n5 ~
(setq pt1(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))
: h/ X. T! U% F* g! N7 T7 f (command pt1)
~0 `( _: m# o! p1 e7 s )
! O* A9 E) M7 F, G6 `8 I (setq bz(caddr pt1))
& _( K4 S( |% X1 |) Y+ o: t" e (setq jj 0)
! U I: ]; l4 L5 G6 {2 S9 v (repeat m0
8 T s j: M; s. }; A (setq jj (+ jj 1))) b9 R% z0 H/ g
(setq ang(+ delta ang))2 u. d4 A7 K% `+ `( J) q
(setq pt0(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j0 jj)))). S/ B1 Y+ ?/ y: R
(command pt0)6 z" |, Z- K( I7 {1 Y7 l) o, M2 M
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(setq bz(caddr pt0))
9 I K- r2 N2 t9 n( f$ C (setq jj 0)4 e* D5 e3 T% v: ?2 `
(repeat m1
8 \ f* d3 L- m& y (setq jj(+ jj 1))
% Z, [! X+ P v; c# W- S (setq ang(+ delta ang))
+ V& V% ^* n: r (setq pt2(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))3 R8 n( q6 U- S% Y. s2 A
(command pt2)9 P1 j. v+ N9 y% P! G6 L6 ]
)
; m6 f9 @$ L5 q; e; q (command"")4 r+ X& M; a# o0 e6 v
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