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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。 Z6 I: ?/ e5 A* h
(defun c:chamfer(/ d a) ) z5 ?$ O/ r+ p' A) ?
(setvar“cmdecho”0)
/ C, _8 F0 r t/ S7 u(graphscr)
4 E; m4 p+ b' B r' }(setq d(getdist“\n Enter chamfer distance:"))
; m: A5 c! `/ S g7 ]# G(setq a(getangle“\n Enter chamfer angle:"))- k+ u; q) _' S1 `
(setvar“chamfera”d)6 G6 S5 |# c8 y4 W" v2 N$ |
(setvar“chamferb”( d(/sin a (cos a))))
. ^8 l; x) x: L(Command“chamfer”) & R7 a8 H; a8 ~- \0 Q
(setvar“cmdecho”l) * V! R$ r5 N7 K; k: E6 |
(princ)
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& A1 a+ l0 B9 Y. V3 j+ 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。
5 G$ q: t' Z8 [0 y% f9 ^8 @(defun c:chamfer(/ d a) . N& i* @1 y; d+ e
(setvar“cmdecho”0)
# e+ n: y4 {5 ] W# Y* k(graphscr) $ E5 c! E# S( c/ G6 d' J! n3 R
(setq d(getdist“\n Enter chamfer distance:")) o0 f8 ^: O' e7 _* t
(setq a(getangle“\n Enter chamfer angle:"))
" g" S& ~ }) h4 f* v(setvar“chamfera”d)* V5 C9 ?2 a" a3 W5 C$ B
(setvar“chamferb”( d(/sin a (cos a))))
+ u- ]6 [9 m0 ](Command“chamfer”) 3 `" h3 l$ n3 O' S
(setvar“cmdecho”l) . r. Y, z7 C7 L
(princ)
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- G( b- c9 Z6 |! z( |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 x# G, W0 @5 k8 |+ U8 c
(defun c:bc1()9 E2 A! V& D* K2 w- v( O7 Z" ~
(graphscr)
; s. G, B7 z$ q+ t(setvar“cmdecho"0)% }6 F8 x8 J7 ~ M0 a
(setq cr(getpoint“\n Enter center of Bolt-Circle:"))
2 Y) [0 t6 f5 K+ O(setq d(getdist“\n Dia of Bolt-Circle:”)). z! @4 l+ B1 }) Q% p
(setq n(getint“\n Number of holes In Bolt-Circle:"))
# I/ h U4 t8 W' F(setq a(getangle“\n Enter start angle:”))0 E5 k% x o" a6 v
(setq dh(getdist“\n Enter diameter of hole:”))
4 a+ F# J' {2 [, D% q7 s(setq inc(/(* 2 pi)n))% U# b4 N; |/ c: {' H
(setq ang 0)' M# n. ]7 U2 }, v3 k. C/ Y6 D
(set r(/ dh 2))
0 U9 e# o7 I* B( ]$ |(While(< ang(* 2 pi))! d' O9 [* Y: ? p
(setq P1(Polar cr(+ a inc)(d 2)))4 C5 A' D5 [6 c7 B/ f) A" y
(command“circle” p1 r)
7 A$ e; B5 Y, Z" A% Z- U# a, V(setq a(+ a inc))' ^5 N3 v/ |0 {! _
(setq ang(+ ang inc))
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(setvar“cmdecho” l), J# q5 Q1 f: X5 w+ ^% F: B) ?9 I& q
(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。7 q" \% S. D! f- u$ ?
(defun c:spring()! ^" {$ X2 C' s7 X0 N& v: C
(setq bp(getpoint"\n弹簧中心点:"))(princ)
/ B6 ?9 @( b+ ~( Y8 Y4 C (setq dw(getreal"\n弹簧直径:"))(princ)
, S& V ~0 j b( q1 w (setq d(getreal"\n弹簧丝径:"))(princ)2 Y/ W) ]2 R% M* P7 i) \
(setq pitch(getreal"\n弹簧节距:"))(princ)! B! s$ Q3 Y3 t0 ~& Q- @3 `
(setq len(getreal"\n弹簧中长度:"))(princ)/ b% G3 C6 R& u( [$ _% u
(setq n(getint"\n弹簧段数:"))(princ)! S# |, b5 \- x( I
(setq r(/ (- dw d) 2))
! Q) c5 O' o% b (setq m1(fix (* n 1.25)))
% p2 B4 R, Q, X% ]% j (setq m0(fix (* n (/ (- len (* d 2)) pitch)))): U0 g% M! p! C( _- i1 w
(setq delta(/ (* 2.0 pi) n))8 @" n5 Z. u: R' u( p
(setq j0(/ pitch n))
& R# R, c; \% [2 Q0 D, ?6 A (setq j1(/ d n))8 n6 k3 U; P" r7 z
(setq bz(caddr bp)), a0 @7 E+ O8 g' K# Y/ m; E
(setq ang 0)
8 F/ x/ D% O3 }, o' Z6 l$ e m (setq jj 0)0 M/ f" e& B3 X; u1 `2 ]4 I
(command "UCS" "o" bp)4 Y, [# P. h2 e4 G, \" w
(command "3dpoly" (list r 0 0))7 i6 W7 z2 N5 @9 x! m- q! |
(repeat m1
: s8 u6 j8 G" I (setq jj(+ jj 1))* g0 l# j! B$ h+ a B5 A8 ~
(setq ang(+ delta ang))2 B U! n+ d8 K' Z% c
(setq pt1(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))
3 O8 _; Z+ u/ J (command pt1)
8 J) T, S& v# [ T7 f )
" j7 |/ ?$ J0 ^9 x" a. U" O (setq bz(caddr pt1))6 |, W2 J7 ?+ |+ V. B, L
(setq jj 0)
- B8 e/ u2 E7 I4 g1 Q3 U (repeat m0
; ?& S- [% B, \/ V (setq jj (+ jj 1))% Y% ]! n/ I/ ^4 b
(setq ang(+ delta ang))
' e( A( O' Y& G- N4 x (setq pt0(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j0 jj))))
: |* d7 B9 t5 ^ (command pt0)% ?, M Z- d6 h
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(setq bz(caddr pt0))* x7 {- ~% k8 N+ U5 Q! |. I9 _5 O7 K
(setq jj 0), l- S# ^1 P8 |
(repeat m14 U9 g% a; n) G. N; d
(setq jj(+ jj 1))
, o' K: M& J w$ D7 R- W (setq ang(+ delta ang))9 p+ g" ?( P, O' E
(setq pt2(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))
4 y- Q4 j- T; ~ (command pt2)
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(command""), d4 i2 o% M) W o: \, K# Z- X
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