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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。
9 M- Z- z- P$ Y- L) h- o. o(defun c:chamfer(/ d a) ) J" K2 y- G: W
(setvar“cmdecho”0)
$ H8 B L4 T& R" d* o- q(graphscr)
; P. I$ U" a7 r(setq d(getdist“\n Enter chamfer distance:"))
( u3 n" r# l n3 n. C(setq a(getangle“\n Enter chamfer angle:"))
/ a( i* _! A5 Z$ A+ ?(setvar“chamfera”d), C9 J* s C. N: a
(setvar“chamferb”( d(/sin a (cos a))))
9 e5 b' u1 D5 x1 M! X(Command“chamfer”) m& D3 U# L0 P; H& f
(setvar“cmdecho”l) 0 A7 o: |+ ?, G9 W. c! s
(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。
* d7 |3 [- r9 J9 l4 l(defun c:chamfer(/ d a) 2 Z& j( q7 d+ x8 [
(setvar“cmdecho”0) 7 r' ~# x: C% J) W* e- U* c' b
(graphscr) 5 B* a t0 g! G$ g
(setq d(getdist“\n Enter chamfer distance:")) ( A% j! l: v* ?/ n C( ^* y0 t
(setq a(getangle“\n Enter chamfer angle:"))- [; E; E, n6 e0 P
(setvar“chamfera”d)
8 r# v+ U- V) f/ s+ A# ^2 F$ d(setvar“chamferb”( d(/sin a (cos a)))) 8 M% f- q" u* y# t3 d/ \) ^
(Command“chamfer”)
! C! R. `$ O, N z# L2 y(setvar“cmdecho”l) + Y; V% n" } @ O4 t9 b7 j4 g
(princ): y8 X- V+ j2 m: O1 T% E3 g
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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。
) j' ]' X1 T+ y(defun c:bc1()
! Y7 `6 |4 c+ e5 J# }7 ](graphscr)
, C3 k! `0 \% H' [( A0 s(setvar“cmdecho"0)
% t g" f& |6 `) d(setq cr(getpoint“\n Enter center of Bolt-Circle:"))
9 y* K2 C3 g" c8 w; M- T3 c(setq d(getdist“\n Dia of Bolt-Circle:”)); M* M% B- p4 T# I% J$ \3 w
(setq n(getint“\n Number of holes In Bolt-Circle:"))2 d6 R+ J$ t" r; H4 ?- X$ s$ f
(setq a(getangle“\n Enter start angle:”))
) T& U' b3 b; ]% u2 o(setq dh(getdist“\n Enter diameter of hole:”))
0 z1 ?- {) `' ?: ^( w. s(setq inc(/(* 2 pi)n))
1 ?1 d3 @" ]1 `0 P/ {# J(setq ang 0)8 G$ T* S; V, _
(set r(/ dh 2))% M; \6 F( {9 y7 H" V
(While(< ang(* 2 pi))" n% y K! X7 s' j
(setq P1(Polar cr(+ a inc)(d 2)))
& z B+ I( S5 S" F f3 ](command“circle” p1 r)
0 y1 @. s4 Y ?" v; d2 \(setq a(+ a inc))
# P0 M1 b. D" w% b8 v# a(setq ang(+ ang inc))
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7 i0 O/ @; G/ b, I' h6 d1 D2 ^4 \(setvar“cmdecho” l)
2 q. c% h7 T7 N(Princ)
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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。
) M* z: f# ~* H6 T B(defun c:spring()$ F. {, t9 r: @4 G
(setq bp(getpoint"\n弹簧中心点:"))(princ)
3 l x$ [4 s H# V1 a4 Y/ \ (setq dw(getreal"\n弹簧直径:"))(princ)/ _- r- K5 j ^- r
(setq d(getreal"\n弹簧丝径:"))(princ)
' K, L4 m! g$ r' T (setq pitch(getreal"\n弹簧节距:"))(princ), q) }' `7 T& u G0 Q3 x
(setq len(getreal"\n弹簧中长度:"))(princ)# ?- T/ e4 q2 V' F& [. V8 q
(setq n(getint"\n弹簧段数:"))(princ)8 l |- @0 \! l. }, i
(setq r(/ (- dw d) 2))
, ^, F3 u* {3 _/ b% N9 [5 x3 Y; I. R4 s (setq m1(fix (* n 1.25)))
( I, ~8 }' a# ^! y (setq m0(fix (* n (/ (- len (* d 2)) pitch))))
( P7 H! m0 n) ~5 z (setq delta(/ (* 2.0 pi) n))
+ u4 ?6 H4 _" s (setq j0(/ pitch n))& y6 X& a/ U8 i1 k$ V, k! B4 U
(setq j1(/ d n))
3 j, w4 G4 A5 |8 K: R, F (setq bz(caddr bp)). s. e9 k7 P6 D. @5 T/ R+ i
(setq ang 0)0 |/ E$ }/ V! @8 P6 |; l
(setq jj 0)9 `$ w! a7 e$ Z
(command "UCS" "o" bp)
* J2 J9 N8 f r4 C (command "3dpoly" (list r 0 0))! G" J7 d5 [, g4 g
(repeat m11 F/ e4 e( C2 a2 E
(setq jj(+ jj 1))
+ X9 j8 F, T" y2 B (setq ang(+ delta ang))2 I. i$ |) r8 I4 Z2 a2 ]- T
(setq pt1(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))
# ^# t6 z5 V1 `/ Y (command pt1)! r! {9 w' L9 `+ M
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(setq bz(caddr pt1)): V' `) j0 R* O" L! R/ }% z6 x
(setq jj 0)
H' A+ r( g4 S* b8 Q3 M (repeat m0
; V+ {& l; N9 o; B9 x1 X4 s (setq jj (+ jj 1))
8 H. {9 a; z W9 }0 Z( ] (setq ang(+ delta ang))
# J# v! H, F" }- S (setq pt0(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j0 jj))))
. ?4 Z! e$ }; i4 ^/ } (command pt0)8 K7 T0 f t( O* g0 c u2 v/ z
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(setq bz(caddr pt0))0 ?1 f, k6 z6 ^1 Y2 Q# k F
(setq jj 0)
- C+ D4 R% F+ t0 \' K0 ? (repeat m10 E8 @3 P. y7 `9 j; P
(setq jj(+ jj 1))
3 J- h* z3 M/ z: V" e4 y( n (setq ang(+ delta ang)) C, O8 x$ I* q+ F
(setq pt2(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))8 m9 Q1 k8 E: D9 _, ^( y) Y
(command pt2)" P' t1 k5 }" C* \" O
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(command""): p2 G) ?3 [3 | ~6 \. ]
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