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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。: m# q* [* {. j% T1 _
(defun c:chamfer(/ d a)
7 F s6 O( |( v$ n* F8 X) _( H(setvar“cmdecho”0) ) f e" |( b. w4 k) {
(graphscr) ; m2 l) c/ O1 H* B' K8 k
(setq d(getdist“\n Enter chamfer distance:"))
) a% u: [" ~5 A2 r, n% f(setq a(getangle“\n Enter chamfer angle:"))! b0 K1 O' S9 y
(setvar“chamfera”d)
8 v$ N! l; O3 b) n8 ](setvar“chamferb”( d(/sin a (cos a))))
O0 B- |- W" D3 G' g(Command“chamfer”) - }: i' T Y; A
(setvar“cmdecho”l) . J. x5 g! @ v8 f$ Q" Z* b& p3 e4 k
(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。
: }1 k7 w, D( M% j) B, `; ?(defun c:chamfer(/ d a) 1 s' M% q: v2 ]. H8 E/ Z
(setvar“cmdecho”0)
& V5 P- W( i4 D% }+ N6 z(graphscr) & d+ W" x; e. [- v4 o* R
(setq d(getdist“\n Enter chamfer distance:"))
/ y# u! j& N" i$ i9 i(setq a(getangle“\n Enter chamfer angle:"))
8 I& P3 k G7 m(setvar“chamfera”d)
* C" {* `' `/ l! T" k- u* v2 c' ^: D(setvar“chamferb”( d(/sin a (cos a)))) - E) [6 c* M9 c& \" [: x4 h4 `2 f
(Command“chamfer”)
- A4 F! g7 r, C% s2 h9 J2 K& a(setvar“cmdecho”l) Z" m# e7 ^% [1 ?4 i9 B
(princ); t& e$ a2 c0 h- H8 a' w
)
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9 g q3 R1 @' x3、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。$ H% s) r5 N' L- O, o' p
(defun c:bc1()
$ w+ Z# m0 M2 S- E6 k(graphscr)
& i$ n2 U7 w, p1 h8 ?9 A(setvar“cmdecho"0)" Z" x) t# u7 `! L9 h. C, ~ i
(setq cr(getpoint“\n Enter center of Bolt-Circle:"))
% Y9 g' F, Y1 M$ {(setq d(getdist“\n Dia of Bolt-Circle:”))8 y1 S5 C- Q \) I
(setq n(getint“\n Number of holes In Bolt-Circle:"))! P& O4 h' ~5 k$ A6 G) Z! \
(setq a(getangle“\n Enter start angle:”))8 I% @* B0 S1 ?) H
(setq dh(getdist“\n Enter diameter of hole:”))
+ O: `$ t8 _) {(setq inc(/(* 2 pi)n)) [8 W: a( r8 G) \1 z: u8 r4 @
(setq ang 0)7 m0 p- M, ~4 J& u5 A, J
(set r(/ dh 2))
- U5 a/ ]+ ~ K: ?/ _) f1 q# A, B(While(< ang(* 2 pi))
5 g X5 O: ?4 V(setq P1(Polar cr(+ a inc)(d 2)))# h0 V1 X; \% I5 r' i8 I# m
(command“circle” p1 r)
8 J# q" H* a [- O$ u3 _(setq a(+ a inc))
) k; V* g1 v+ C8 I$ t(setq ang(+ ang inc))+ k& |% _$ o* @) |3 ]2 E! i
)
3 f* J* R" {* w4 A(setvar“cmdecho” l)! x T7 N" ?1 k6 D* c0 Z3 W
(Princ)1 ]/ K/ z6 q' r, _) ]8 Q n5 J8 N, {
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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。
0 E- N: E! j) z$ U& C$ a1 i(defun c:spring()
. A* z/ T8 N1 Y! V% V (setq bp(getpoint"\n弹簧中心点:"))(princ)
7 E" Y- p; X. x2 g w7 A2 q (setq dw(getreal"\n弹簧直径:"))(princ)- \! J/ t _1 {$ X9 g
(setq d(getreal"\n弹簧丝径:"))(princ)! G0 G3 Z: t" k9 g4 r8 t
(setq pitch(getreal"\n弹簧节距:"))(princ)
+ L" y- f9 C# A) \$ q7 i' u (setq len(getreal"\n弹簧中长度:"))(princ)! V0 B) {. R& k$ ?% ~! {
(setq n(getint"\n弹簧段数:"))(princ)2 k+ Q) |, s% U: ]2 n
(setq r(/ (- dw d) 2))
8 e3 t# J! q0 g2 i$ X4 W (setq m1(fix (* n 1.25)))
8 a: b, j" Y( z5 F) i5 ? (setq m0(fix (* n (/ (- len (* d 2)) pitch))))
! Y5 Z9 w( V) E, p R (setq delta(/ (* 2.0 pi) n))
) w: B& I# A) s. A' p (setq j0(/ pitch n))
% W2 d: x+ [. P" a) L! {- q+ I (setq j1(/ d n))
9 S/ k; n1 H% |+ b (setq bz(caddr bp))
& u, z( U; C+ c/ F! q5 H5 u (setq ang 0)/ L) J% D) \( l* G
(setq jj 0)1 c( a) j4 S9 a3 b
(command "UCS" "o" bp) G/ o# n. E* W( |& y/ ~( R
(command "3dpoly" (list r 0 0))
# M! H. h% F- [' o! i: H R7 h (repeat m1. v- q; J% C' ^3 I [
(setq jj(+ jj 1))
8 c# v+ A; W6 N5 z6 A1 e5 t7 r (setq ang(+ delta ang))
4 X% t! B' Z1 V# [ (setq pt1(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))) F9 Q# ?7 c$ u! d) `. h I
(command pt1)
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(setq bz(caddr pt1))
; a' a' S% D2 Z (setq jj 0); w# S# {! q' T* R2 C* s3 }- H
(repeat m0
$ ^) }( A2 ^# K& ?8 ]: K (setq jj (+ jj 1))& C- q5 y$ E3 y# v
(setq ang(+ delta ang))
0 |# T7 ^% U5 p! o$ u0 T- M (setq pt0(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j0 jj))))7 D5 m+ p, h2 y8 z( z
(command pt0)1 C4 T0 Q. i: Z$ ]6 j
)
3 [+ j3 h; a6 y3 B (setq bz(caddr pt0))
+ L& W4 m" Q C! X5 \. T4 l (setq jj 0)
' I4 ~" Y3 O: H" W* e5 W& h (repeat m1( u I" V% H- z% ~+ j
(setq jj(+ jj 1))
1 J6 n/ i0 }5 m+ T& T' a6 j (setq ang(+ delta ang))( h% Q4 C* N/ n& X' I
(setq pt2(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))& \7 D" O S/ z( e+ K8 O/ u
(command pt2), Z+ a* t! B( {! g! `
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(command"")
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