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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。% f2 ~& K$ g0 |
(defun c:chamfer(/ d a) + ~6 X- v5 v6 ?
(setvar“cmdecho”0) - d$ O6 o" |" q3 u
(graphscr) 5 p6 B) g5 X3 w7 l$ U
(setq d(getdist“\n Enter chamfer distance:")) 7 ^( S) i: [. e
(setq a(getangle“\n Enter chamfer angle:"))
* @- z5 L# ]5 X, J% l: _(setvar“chamfera”d)
. \( d1 W! n; Y" C& m! [(setvar“chamferb”( d(/sin a (cos a))))
H V. t6 f Y! X(Command“chamfer”)
8 {" a& @% e- W9 x(setvar“cmdecho”l) 1 d" P' Q; A& L- R' i5 ]
(princ)
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1 f) \% l/ l" I- B( x+ f0 m; L2、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。
; a" e( T, i7 l" D& D' Q! ?(defun c:chamfer(/ d a) " o" Z6 `. j! }, \' x
(setvar“cmdecho”0) 2 m4 z2 D" f9 S3 z, [9 U; m' Q9 K- Z
(graphscr) 7 Q! I9 _: D0 a& @; P" G
(setq d(getdist“\n Enter chamfer distance:")) / D) x" c/ P- M3 _& Y) L
(setq a(getangle“\n Enter chamfer angle:"))! P1 l' h& ^. f* f* o
(setvar“chamfera”d)
4 P# `1 p- B: T(setvar“chamferb”( d(/sin a (cos a))))
' b% Q( M; u- g; [% q; i8 B# G(Command“chamfer”)
$ q6 B/ n; D4 L4 I(setvar“cmdecho”l) - |* T$ ^7 H+ l
(princ)- T j* E, u* ^0 X7 P2 c
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' i; Z U6 _9 g3、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。
6 z, c. T( S: U2 }( U(defun c:bc1(), J, [# U+ O: _
(graphscr)
( A) s% _& b$ \' N(setvar“cmdecho"0)- ?. {- C. \7 r: b ` |
(setq cr(getpoint“\n Enter center of Bolt-Circle:")). [* a, @5 m2 y. Z5 [" I. M$ \4 M8 d
(setq d(getdist“\n Dia of Bolt-Circle:”))
0 q& W% L, z/ M) M/ I8 n- `(setq n(getint“\n Number of holes In Bolt-Circle:")). E8 z( j" O( d1 e2 R- `
(setq a(getangle“\n Enter start angle:”))4 k; s8 A4 a0 }0 X
(setq dh(getdist“\n Enter diameter of hole:”))' v3 k( x4 n) G" @! C1 ~# n+ }
(setq inc(/(* 2 pi)n))
. _/ A) z0 _6 g6 p& i6 S% j+ g9 G- z(setq ang 0)2 l& ?- a% F9 M& C5 Z! h
(set r(/ dh 2))6 q* Q2 D7 Q8 x* j
(While(< ang(* 2 pi))
7 c- w1 Y+ [. ]6 ^2 o(setq P1(Polar cr(+ a inc)(d 2)))4 Y( Z7 y; V+ B( V+ p) q7 m
(command“circle” p1 r)& y7 A7 ]& g1 v# c+ \
(setq a(+ a inc))
$ U# R2 q g3 O X(setq ang(+ ang inc))
$ }- U* q0 [7 m5 [. D" M)
9 ^! N( a/ ]2 W4 B4 @(setvar“cmdecho” l)
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( x5 X& w: ]1 k* R; q% h4、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。5 d$ n$ z, b& Z
(defun c:spring()
2 x1 a% \$ a* z( P5 \ (setq bp(getpoint"\n弹簧中心点:"))(princ)
# i: `2 f+ |# f; I1 V6 F$ K6 K (setq dw(getreal"\n弹簧直径:"))(princ)
9 f8 K. I M' F( Y# T (setq d(getreal"\n弹簧丝径:"))(princ)
0 Y2 L' V' T7 y (setq pitch(getreal"\n弹簧节距:"))(princ)
8 n4 K7 K0 P X8 ^3 j$ j (setq len(getreal"\n弹簧中长度:"))(princ), h, i0 l' p* W( f' J
(setq n(getint"\n弹簧段数:"))(princ)5 r% E4 [& L9 g5 w9 t% ]1 [
(setq r(/ (- dw d) 2)) n$ L: ?. [5 x: u7 ~
(setq m1(fix (* n 1.25)))4 h' Q1 e+ `4 g, E# ]5 _
(setq m0(fix (* n (/ (- len (* d 2)) pitch))))" t+ b8 O# }2 w
(setq delta(/ (* 2.0 pi) n))
6 v+ E* ?0 }; k( |. }( [ (setq j0(/ pitch n))
9 ?' f0 d. Z$ f. K; H! g (setq j1(/ d n))/ R) m: u m+ K. c$ S! w( d
(setq bz(caddr bp))! e" l5 c: R* _# ?+ `1 ?0 d
(setq ang 0)# }8 P. }. ? d+ R- a, D
(setq jj 0)
2 e0 V& m. d& p+ {! m# J3 J (command "UCS" "o" bp)3 Y n' ~$ C% C+ @, I: q4 t7 d+ m
(command "3dpoly" (list r 0 0))
8 Z, i, |/ P* l A' X4 U (repeat m1
2 Q6 K [5 u8 O+ F (setq jj(+ jj 1))5 u* _9 h* g4 n& h1 O/ K1 i) ~% F9 e
(setq ang(+ delta ang))
3 u* P, _2 t; u: m# d (setq pt1(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))# w* m" P. [" M* @' ^* `5 |
(command pt1)
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' M% u _) [+ b6 n (setq bz(caddr pt1)): q i4 \) u: a2 {# l& W- x3 c1 i' c
(setq jj 0)/ M! D5 F: g: ^/ H: T
(repeat m03 G6 V9 X( {5 m; h
(setq jj (+ jj 1))+ S/ q0 y4 D8 T0 d
(setq ang(+ delta ang))! b; Q9 J4 v, O+ j. o- n) _
(setq pt0(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j0 jj))))
$ u8 d0 [' ?6 h: c: ~ (command pt0)3 j2 ]3 W4 q' T9 x8 g4 S# e( ?
)
: G8 F& j3 }1 L7 | (setq bz(caddr pt0))
, r1 [9 w& b3 u: H I2 O, \ (setq jj 0)
, U, W2 x; G! ~; \+ u (repeat m13 H Y% \. G2 v d, H4 \$ c3 B$ H
(setq jj(+ jj 1))) m6 C! t3 @' F- `: q% I2 b
(setq ang(+ delta ang)); t9 l* \" |$ D+ I
(setq pt2(list (* r (cos ang)) (* r (sin ang)) (+ bz (* j1 jj))))
* {) r! W0 {$ v8 Y (command pt2)
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( H" S4 [) l& H& a: N% M3 T. R (command"")
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