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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 P& b3 ~( \) H8 e! e+ L
(defun c:chamfer(/ d a)
6 z5 ~/ d1 g1 E4 A(setvar“cmdecho”0)
7 a% g: _6 i8 T- `5 z(graphscr) 2 P9 _% E; J# e F8 x
(setq d(getdist“\n Enter chamfer distance:")) - U) \. D& V7 f. t' f$ W) m
(setq a(getangle“\n Enter chamfer angle:")) B8 e# X3 @# }+ F1 M; m8 y
(setvar“chamfera”d)
5 C1 f( k. n3 k/ F(setvar“chamferb”( d(/sin a (cos a)))) ) {& d4 @, Q5 C
(Command“chamfer”)
5 s D: P( F8 b. k6 `+ K(setvar“cmdecho”l) - A4 X# \. d4 |2 |6 e# V' z
(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。
8 _* I" q( X. |+ p4 r. o(defun c:chamfer(/ d a) 3 l& P8 [7 N" B3 S! G
(setvar“cmdecho”0)
7 k- e5 e$ H; D n+ u3 k(graphscr)
0 ^$ r4 W& u* k(setq d(getdist“\n Enter chamfer distance:"))
0 c, b& Q2 M; A(setq a(getangle“\n Enter chamfer angle:"))
& r- h y9 [& k% m3 F! \(setvar“chamfera”d)
. m9 z4 Z% g k# G/ N$ e0 e(setvar“chamferb”( d(/sin a (cos a))))
& x+ |. b- P- y1 R! r. I(Command“chamfer”) $ a, J( \) @9 M" H2 i
(setvar“cmdecho”l)
' T% ^& j# W1 w(princ)! Q# a# V! U R1 D
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- a p7 J7 x% L$ N5 M1 N d! ~3 l7 C3、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。0 O6 F3 p! Z7 U. b
(defun c:bc1()7 e8 O7 c' _6 }* u
(graphscr)! ?9 f- q2 k7 s% ]2 g: Q( ~5 W
(setvar“cmdecho"0)9 f# o9 C: W1 N4 T* ]1 R
(setq cr(getpoint“\n Enter center of Bolt-Circle:"))2 u9 ?. h4 a( k
(setq d(getdist“\n Dia of Bolt-Circle:”))
, r$ j3 E) e& K: s(setq n(getint“\n Number of holes In Bolt-Circle:")). K: _/ G! a: g2 p# T5 O
(setq a(getangle“\n Enter start angle:”))9 G6 D5 |" @# Q7 b# ?/ V/ L. G+ B
(setq dh(getdist“\n Enter diameter of hole:”))
* s- s: E5 Z7 O. b(setq inc(/(* 2 pi)n))
8 l# b# L' D: |9 i% _(setq ang 0)# b& a" B8 P) X4 j7 \- q+ D0 K) Y
(set r(/ dh 2))
9 Z6 t4 j* l9 c% }(While(< ang(* 2 pi))5 g" e7 u7 Y" ~$ c
(setq P1(Polar cr(+ a inc)(d 2)))# R ?' S- R: l, U
(command“circle” p1 r)) p6 j* ]* V. ~$ i- t
(setq a(+ a inc))7 B8 F5 Q% O# N* V- Q1 C& A
(setq ang(+ ang inc))
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(setvar“cmdecho” l)- u H9 A+ G. O! q/ l( v
(Princ)( v2 V/ V( H. p+ D) X6 h1 R1 S
)
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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。
& Z( i! O% }' r- [( t! I(defun c:spring()9 Z/ I |6 @) p* o( y
(setq bp(getpoint"\n弹簧中心点:"))(princ)+ y8 N* y' r0 |$ Y8 D# K3 q! k
(setq dw(getreal"\n弹簧直径:"))(princ), r4 B& D$ L$ P3 J( C4 O9 y
(setq d(getreal"\n弹簧丝径:"))(princ)$ G x# C1 }) t/ \
(setq pitch(getreal"\n弹簧节距:"))(princ)
7 v! [& U9 i1 L. i (setq len(getreal"\n弹簧中长度:"))(princ)+ L5 U( Y5 z" `; I! v' a( l1 Z
(setq n(getint"\n弹簧段数:"))(princ)
8 O+ ^, A6 K$ [# d (setq r(/ (- dw d) 2))
: E& O0 M% T8 S" b l+ @+ k% a) q- U (setq m1(fix (* n 1.25)))
' K+ s& z( k8 f9 w6 S% O: @+ h (setq m0(fix (* n (/ (- len (* d 2)) pitch))))% y, q/ [1 \. [# Z; p
(setq delta(/ (* 2.0 pi) n))3 z" d# q+ b, }7 @; C" Z
(setq j0(/ pitch n))
$ y' p9 t+ i; U (setq j1(/ d n)). x$ f# ?& E7 r& {6 h7 |' g& x7 k
(setq bz(caddr bp))
& z0 T- K* q/ v+ z3 ^' A (setq ang 0)
9 ?3 }8 B- D2 i9 w (setq jj 0)
% g& K+ ?" @2 a2 B (command "UCS" "o" bp)) d( K, k" V/ `8 C
(command "3dpoly" (list r 0 0))
# v E! K+ ?, j6 v ?! O# I (repeat m1
! U6 @% }5 L% Z- K( N& P (setq jj(+ jj 1))
1 q6 H5 e. S; D& _. _# W (setq ang(+ delta ang)) O7 o) U" N+ X3 ?
(setq pt1(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))
+ u) F: p7 R# j. e& i (command pt1)" v4 X' d* P3 d* p8 J# ]
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(setq bz(caddr pt1)); o, E- L% {' j6 ?2 ?' \, n
(setq jj 0)
6 V0 f& |: }0 R( Q0 t. f9 ] L! @ (repeat m00 L- L* C+ g6 [1 r2 C7 P
(setq jj (+ jj 1))9 z) X, r0 E* y# y8 K5 Z
(setq ang(+ delta ang))
! `: w. t( p6 g- p (setq pt0(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j0 jj)))): Y) P, c0 l" _6 O% J: D8 F" N
(command pt0)5 h& Z1 ?; Q7 v& X. R0 Q- a3 ~
)
6 |7 ~: ?! }% G- v (setq bz(caddr pt0))! g8 [' A5 I: L- Q
(setq jj 0)
$ w! G# C: a. W3 P' a: x8 i (repeat m1, y8 x$ d3 ]9 D8 w! G0 Q
(setq jj(+ jj 1))
7 F7 D5 H) {7 B. Y& [ (setq ang(+ delta ang))1 _2 o+ X; u: V: y, }$ W" j( y5 p" J$ J
(setq pt2(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))
7 k& g% X* A) y. o5 B (command pt2)! e7 {( m8 e! u( S+ L1 n7 r
)
, z7 J% A% C9 { _" ^( I, h6 y/ H (command"")
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