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,csys29 ~3 C5 |3 C' o3 g' Z
number/mat1(12)& d H, N) Q# i% I, b
data/d,600$ z o: ]% ]% M |
back:" {$ f+ J, z" v D9 x2 m) m6 \+ ~
param/'输入方向盘平均直径','方向盘平均直径(mm)',d,rsp
/ ^( V) t. D& k2 A1 u/ ?5 Jjump/back:,cancel:,ok:,rsp
; K# [, S3 b& v7 ]/ n2 jok:
# d$ t: v* I9 j9 B7 L; z: \1 T$$尺寸判断. @; C& B, ^6 m6 P& b, [; Y
ifthen/d<500 or d>1000! W2 s1 i# D7 t" b6 F
messg/'尺寸超出范围(500-1000),请重新输入'
# n2 z8 w9 {& ejump/back:% [3 ~& |' q1 z( M
else: B3 i$ m9 P4 s* s2 ^0 ~8 Q2 p
jump/l1:
' o l1 v" z3 [( Y7 qendif
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$$外圈# n2 H& p( C- i! d% _) _
r=d/30
6 z" @- G. o3 L/ opt(1)=point/0,7*d/152 \( i" T7 O! ~' A. O& v
cr(1)=ellips/pt(1),r,1.5*r9 u `7 v* h+ r8 {
ent(1)=solrev/cr(1),origin,0,0,0,atangl,360,axis,1,0,0; s6 o- S9 c5 a
$$旋转坐标
5 z$ M' }4 x$ S5 \ln(1)=line/0,0,-1,0,0,1, X& l& J1 C9 q1 j* X
ln(2)=line/0,-1,0,0,1,0
}" ~$ E' _9 x3 b! Z7 W! Ncsys1=csys/ln(1),ln(2)
n2 _, O) f; y! b* Y5 D&wcs=csys1
' h: N6 R7 W7 ^7 n; p4 B. [$$辐条
# ^0 ~& m. U3 k. i' M4 n" Tpt(2)=point/0,d/20,r
& X& D+ x1 e! G0 Hpt(3)=point/7*d/30,d/10,r
. I8 ~" t* A1 {. }2 bpt(4)=point/7*d/15,d/10,r
9 C, Z$ T! G' _8 Y" F& X9 {cr(2)=circle/pt(4),pt(3),pt(2)
6 E0 R- b1 i+ }/ Y* u0 i% Gpt(5)=point/0,0
7 ` V( _# ?- g0 e+ D9 Dln(3)=line/pt(5),atangl,-60
! s) Z- l+ u8 r, nmat1=matrix/mirror,ln(3)
$ }& }: _8 O' D& y& d0 Z' g5 Qcr(3)=transf/mat1,cr(2)4 a; F5 E& I- p6 S& o2 n" F
pt(6)=point/endof,xlarge,cr(3)) q0 W: y# W# A
ln(4)=line/pt(2),pt(6)' S' {/ P7 f% j4 w6 x+ R
pt(7)=point/0,0,r
/ g; [3 E; E2 v4 e* \obj(1)=fillet/cr(2),ln(4),center,pt(7),radius,50
4 e: E% A* A; a* a8 }9 M0 u, c6 dobj(2)=fillet/ln(4),cr(3),center,pt(7),radius,506 G3 E1 l) s: x+ I( @0 r6 t; n/ c
pt(8)=point/pt(4),delta,0,-d/10,0' H% C$ U) j" Q9 O7 |
pt(9)=point/pt(7),delta,d*(cosf(60))/8,-d*(sinf(60))/8,0! O+ K) B2 B% m. j8 }: s
pt(10)=transf/mat1,pt(8)
2 x& p B, p0 l' C x1 Acr(4)=circle/pt(8),pt(9),pt(10)* z; R8 ~6 Z0 C: Q
pt(11)=point/endof,xsmall,cr(3)
4 Y' j. D( J0 t3 I; cln(5)=line/pt(11),pt(10)
# }% J2 v; b0 s3 tln(6)=line/pt(8),pt(4)
% }, F- e' O4 ^/ C) T- c) F$ ment(2)=solext/cr(2..4),obj(1..2),ln(4..6),height,2*r,axis,0,0,-1
8 z9 ^6 `0 g) \- E# c$ j) [blend/ent(2),radius,10
) O8 g$ o4 v% R4 F; N$$旋转坐标$ E6 J+ f9 X+ q& Q/ ?
ln(7)=line/pt(5),perpto,ln(3): g) e! T: ~9 X" i, ^% _8 H5 W
csys2=csys/ln(7),ln(3)' A! S4 @& Y# o: h* `4 {& ?
&wcs=csys2
# v6 l: F& ~* T, `$$生成联轴部分* k; t$ p7 `. T) R5 a, J
ent(3)=solcyl/origin,0,0,-1.3*r,height,2.6*r,diamtr,d/5,axis,0,0,1 p. l8 Y2 h$ s3 x9 ?5 l: _
blend/ent(3),radius,10
; @# h) u% d9 c) t6 c9 M5 Gcr(5)=circle/0,0,-1.3*r,d/15" `8 V! g7 U# D8 Z1 p
cr(6)=circle/0,0,-1.3*r,d/302 j0 C; y0 T6 n
ent(4)=solext/cr(5..6),height,4*r,axis,0,0,-1
; g$ {5 F" v" k1 g. x& T: Yent(5)=unite/ent(1),with,ent(2..4)) P3 d& D6 Y p/ i1 ?
$$隐藏多余实体% ], [: M$ S/ r! E( S; n
blank/cr(1..6),ln(1..7),pt(1..11)
2 \( @& K6 v7 @) H. O& \* k4 [$$上色
# R" v# i. J% r0 q( R. d&color(ent(5))=&gray' l, |+ l; ?/ i& _
cancel:
: }& P ~" `3 ~& M) thalt