这是个简单的建模实例,用了回转体、拉伸、以及布尔运算。
entity/ln(100),cr(100),pt(100),obj(100),ent(10),csys1,csys2/ k8 W( ?& J( B( q& X
number/mat1(12)
; U8 k5 R2 W L3 Q- L. mdata/d,600% R% p3 m6 T9 w, U( H& L
back:0 O3 C; }, v4 i% X, I
param/'输入方向盘平均直径','方向盘平均直径(mm)',d,rsp9 B6 e0 k$ N# Y* O8 }" H8 s
jump/back:,cancel:,ok:,rsp1 D4 X/ Y" G% b0 c
ok:
* T/ G# R; F" h. U, x4 @$$尺寸判断: M7 F. G; O2 i% b* r4 E g. k, Y
ifthen/d<500 or d>1000
: `/ L1 \2 Z% |3 m/ Omessg/'尺寸超出范围(500-1000),请重新输入'
. P5 s: I1 q0 D. Y2 `jump/back:
3 q/ V* p0 U! I- T# Telse
# W: S* u" ]' ~5 Wjump/l1:
R1 A" l7 v K1 @3 yendif; i" r( M# e( B y1 f
l1:
8 W0 ~" p& d4 z8 F$$外圈
1 v& Y9 H! O+ Vr=d/30' ?7 i T: S+ n
pt(1)=point/0,7*d/15
1 g/ Q5 G2 }: h6 y$ F% Ecr(1)=ellips/pt(1),r,1.5*r/ i: S$ K0 j3 s% c9 s$ X
ent(1)=solrev/cr(1),origin,0,0,0,atangl,360,axis,1,0,0
9 t% T4 L0 T: J9 \/ ]0 s& e$$旋转坐标7 g; y' p/ w6 A! m- Y
ln(1)=line/0,0,-1,0,0,15 ]- D$ R# h; o- E9 k' f
ln(2)=line/0,-1,0,0,1,0
+ L/ l" g& a( Scsys1=csys/ln(1),ln(2)
* b3 b3 g: i3 @- ?&wcs=csys1
; U8 j" K" f4 f6 n! H* q$$辐条/ e# @ u. h/ ^6 g) A6 ^
pt(2)=point/0,d/20,r' E4 }- C/ [8 `; K; A1 c. q9 D0 F, ~' ^
pt(3)=point/7*d/30,d/10,r9 D, e& T3 y/ i3 p
pt(4)=point/7*d/15,d/10,r
0 F. G$ N0 K! X4 a& Lcr(2)=circle/pt(4),pt(3),pt(2)
( @" k: `3 u, Q1 lpt(5)=point/0,0; _. i" t1 J" n: ?
ln(3)=line/pt(5),atangl,-60
1 b: E& Y; f N2 jmat1=matrix/mirror,ln(3)
% J o" }9 }' N# Y& B' Vcr(3)=transf/mat1,cr(2)7 @( O) n `' I
pt(6)=point/endof,xlarge,cr(3)8 R( V0 T( Y) B5 e( H# c
ln(4)=line/pt(2),pt(6)
2 ?. x. A( U% ?" [3 E- a" apt(7)=point/0,0,r
. h- L6 i2 w' q7 T x6 a- o Hobj(1)=fillet/cr(2),ln(4),center,pt(7),radius,50
- m( J4 T' A: e9 `! eobj(2)=fillet/ln(4),cr(3),center,pt(7),radius,50
( N3 }+ n# p: W n2 Qpt(8)=point/pt(4),delta,0,-d/10,0
! l# Q- h! O2 fpt(9)=point/pt(7),delta,d*(cosf(60))/8,-d*(sinf(60))/8,0
4 J1 a; @/ u1 F$ _ qpt(10)=transf/mat1,pt(8)! a: O8 o) @1 p; ?3 j9 a) Z' t
cr(4)=circle/pt(8),pt(9),pt(10)2 O, v6 h, H2 t# Z8 @/ r
pt(11)=point/endof,xsmall,cr(3)$ w5 k6 I$ h* t5 J7 D
ln(5)=line/pt(11),pt(10); a5 {# _" ?% m; k$ d. Q
ln(6)=line/pt(8),pt(4)
. h! T* p1 e) T0 Z0 |' u5 Aent(2)=solext/cr(2..4),obj(1..2),ln(4..6),height,2*r,axis,0,0,-1! L( H& Y- U7 W+ m k/ ]$ H
blend/ent(2),radius,10% U# O7 x7 k* Q C- k
$$旋转坐标% H3 n6 c6 C! N1 t: b
ln(7)=line/pt(5),perpto,ln(3)
4 r4 q @ s3 v$ K' O& zcsys2=csys/ln(7),ln(3)/ T" t1 T. ^3 y0 i. l( i+ g
&wcs=csys2
( f: j# Y( Z7 p- N2 S; n( n1 ]$$生成联轴部分. { R7 w4 J$ b; L
ent(3)=solcyl/origin,0,0,-1.3*r,height,2.6*r,diamtr,d/5,axis,0,0,16 t2 g+ ?( X% ^3 L9 t# A
blend/ent(3),radius,10
8 t3 b5 E% K+ i) E Rcr(5)=circle/0,0,-1.3*r,d/15
+ ^( U4 M# I6 W) b! }# mcr(6)=circle/0,0,-1.3*r,d/30( x s) E/ s. u/ C# V% O
ent(4)=solext/cr(5..6),height,4*r,axis,0,0,-1# f' J \5 m' ?0 w
ent(5)=unite/ent(1),with,ent(2..4)
4 x$ y$ ^; G1 @: N6 d5 I' m$ D0 [$$隐藏多余实体
6 q- e. H2 u. w9 H. l, l9 s3 b: K) @blank/cr(1..6),ln(1..7),pt(1..11)
6 O6 a. g! `$ V+ N$$上色
" D4 E" o. N. J8 V&color(ent(5))=&gray) L6 G/ l9 X( }6 x
cancel:
+ B( _8 L# v9 B7 @ G- ?- L& n# N' jhalt