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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。$ B( L0 v* |1 b1 o4 X
(defun c:chamfer(/ d a) 0 z3 W8 a4 h U8 C" w
(setvar“cmdecho”0) 4 \( b' ]0 I# V
(graphscr)
7 Y0 p$ s$ ]7 R6 A(setq d(getdist“\n Enter chamfer distance:"))
- F- A9 O) M( s(setq a(getangle“\n Enter chamfer angle:"))
0 H+ S7 c k, t. S6 c(setvar“chamfera”d), A% R s! ]9 t G
(setvar“chamferb”( d(/sin a (cos a)))) ; R4 I- t% p, {: U
(Command“chamfer”)
# s' Z; B* q" B1 ?( T(setvar“cmdecho”l)
% z* F) h' q- |6 {% I(princ)7 H8 k2 ?( X& h4 O2 o. H
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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。% |# x6 G* f% f! W" r& [( v& Q4 z
(defun c:chamfer(/ d a)
( k y" Q/ D7 o' Z! y. V# ?# f: D(setvar“cmdecho”0)
" } l6 m: N3 O3 B' W$ x(graphscr)
. _$ t6 _* _9 ?- h0 ?: W) ?(setq d(getdist“\n Enter chamfer distance:"))
$ V C5 K- M7 R- ~; b; Z(setq a(getangle“\n Enter chamfer angle:"))2 U9 T' ~" ^* y! f. _
(setvar“chamfera”d)
) g2 x* m( M' Y(setvar“chamferb”( d(/sin a (cos a))))
) C- o4 _) S( g0 o; R$ \5 S, B(Command“chamfer”) ; |5 u3 `% P& q
(setvar“cmdecho”l) , w- }7 p' l0 X1 { L
(princ)
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" k* x) C; X6 d3、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。" t+ r0 o, r0 G! u
(defun c:bc1()" B2 q& b9 g# t H7 q6 g( b P
(graphscr): m& R- u* d& _/ p
(setvar“cmdecho"0)
: f6 h# _. f# y8 ?; a+ E(setq cr(getpoint“\n Enter center of Bolt-Circle:"))& C0 V1 i+ B% E( C* z& k* M3 r
(setq d(getdist“\n Dia of Bolt-Circle:”))! N, o t* K, u$ v3 f L: i: F; h# d
(setq n(getint“\n Number of holes In Bolt-Circle:"))
8 B) ~& Q+ X+ G% C(setq a(getangle“\n Enter start angle:”))# N9 v! V3 H+ j8 \
(setq dh(getdist“\n Enter diameter of hole:”))# @8 [1 z2 v. E, a h r
(setq inc(/(* 2 pi)n))2 t& _# C4 g+ X b1 E
(setq ang 0)
) p7 E& Q; c* {/ o5 h3 Q+ m! y. o(set r(/ dh 2))# b" p) \* _1 I2 q f
(While(< ang(* 2 pi))4 f0 I" W0 P8 f3 v' x$ K5 X
(setq P1(Polar cr(+ a inc)(d 2)))
% L$ v7 i7 G- x2 V/ D(command“circle” p1 r)% F" ^% S/ W; D+ N7 o$ W! G
(setq a(+ a inc))
# n# N3 R0 L. [( M(setq ang(+ ang inc))
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" z& z- x7 W q3 h+ }& l& U2 Y3 X(setvar“cmdecho” l)' Q( o' W* G" v8 r
(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。" p5 i& S/ M6 A1 T
(defun c:spring()/ C6 S2 R9 P& ]" P% [! K' A5 F- @
(setq bp(getpoint"\n弹簧中心点:"))(princ)
" }" a; x! F4 W' V7 B$ A9 N (setq dw(getreal"\n弹簧直径:"))(princ)5 E @0 { [8 W$ n) v& P5 Q
(setq d(getreal"\n弹簧丝径:"))(princ)+ v8 k7 f) A/ g* H2 z3 B3 y
(setq pitch(getreal"\n弹簧节距:"))(princ)7 h5 j' J t$ a' o( l* {
(setq len(getreal"\n弹簧中长度:"))(princ)
# }+ }+ N! |8 W" e7 K: L (setq n(getint"\n弹簧段数:"))(princ)4 v4 o2 q3 a3 }
(setq r(/ (- dw d) 2))
7 y6 [; p3 ^- h- ]3 D Q6 x4 I (setq m1(fix (* n 1.25)))
) R6 ], P. Y: R: q8 d (setq m0(fix (* n (/ (- len (* d 2)) pitch))))
$ p: z @3 O7 U" h2 J1 P& b+ \ T3 Z (setq delta(/ (* 2.0 pi) n))
' h _( ^1 p2 r9 K (setq j0(/ pitch n))
s/ u& U7 x9 m/ \9 B. g (setq j1(/ d n))
$ R0 s& r- h' |4 M6 Y- o; n (setq bz(caddr bp)), x$ n4 O! D& e2 x$ D
(setq ang 0)) w- \6 r6 m. p6 o: E% V
(setq jj 0)
5 c! Q1 B0 [% Z' k (command "UCS" "o" bp)( `) c; `" {. q' p
(command "3dpoly" (list r 0 0))
- R/ y3 ~: c8 b& U$ S; l4 L: @ (repeat m1
! u/ F% z3 b7 N8 @$ X (setq jj(+ jj 1))1 K' O. g- i- a. P% W1 m
(setq ang(+ delta ang))) X8 p$ v6 V" h6 ^' a7 H8 d
(setq pt1(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))" G" M0 Q; D2 f9 Q; D" X8 d
(command pt1)
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6 \. c* j8 {$ r( _7 t0 y" g- b (setq bz(caddr pt1))# \, t% N. G1 d8 k
(setq jj 0)
* n0 |0 F" G/ c8 b2 D0 | (repeat m0
0 |, x- }, Y/ Y$ V2 y1 f (setq jj (+ jj 1)). x% m1 ^2 m+ [8 h/ u1 {
(setq ang(+ delta ang))% D6 [) o; y4 j. p4 ~
(setq pt0(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j0 jj))))' d! X4 S/ U( N' p- P) E6 ^5 [9 [% G7 U
(command pt0)
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# M# P3 @8 h+ a" J" Q (setq bz(caddr pt0))! @5 `' q( \( N9 L' D( \$ F x1 I
(setq jj 0)) M6 A" g. |6 g: ~
(repeat m1
" G, Y& j4 M3 ]( B. k2 W (setq jj(+ jj 1))& y2 |2 l+ o: b& w: M6 a4 k' u
(setq ang(+ delta ang))3 e( h$ E* \8 m! O) o7 u- q
(setq pt2(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))2 }+ m( ]+ |# K: @
(command pt2)
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(command"")5 B) W7 x4 B' ]1 Z8 i* M) u% [
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