Imports System.Math, e$ r/ p, A) W+ n
Public Class Form1
1 q. g. k4 i8 |7 U$ x6 e2 C# ]. K Dim AcadApp As AutoCAD.AcadApplication
& A! T9 W) x: X& d Dim 刀具 As Object
3 U8 v. ~2 ^3 N. R$ u* B# E Dim Da, D0, D1, D2, D3, D4, n1, B, C As Double* ?' `1 P1 X J. g: ^' l. N2 F4 M
Dim Z, m, Af As Double
5 [) L5 t1 I: Y" K' W- H Const Pi = 3.141592
$ G# T4 `2 D" T" A: g c+ f c5 C c Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
0 g3 `9 M+ `2 t$ c# O( r6 C% ~5 y Me.Text = "齿轮结构参数化三维造型"( L! m; C9 R' o* }" ~ q1 J
Me.GroupBox1.Text = ""
: G! v% @1 ]2 w6 {/ B a Me.Label1.Text = "齿数Z"3 Z c9 J6 W. l0 _0 _5 v# o
Me.Label2.Text = "模数m"
8 M" Q9 ?+ V' @ Me.Label3.Text = "压力角Af"
* v. Y' w* u" L2 T. _& d0 q) H6 H Me.Label4.Text = "轴径D4"# k0 d/ x/ R, Q. g8 X6 X
Me.Label5.Text = "齿宽B", M) H: N: n7 E+ z: n* P
Me.Label6.Text = "D0"! u( W4 r1 ^* z$ u% Z% x# Q* V
Me.Label7.Text = "D3") j' ^/ Q! A/ u- B/ U% U$ y
Me.TextBox1.Text = 40! D" U Z/ H3 Z1 m- o/ W6 a
Me.TextBox2.Text = 60 ^. Y* _5 M" j/ f3 G p1 s
Me.TextBox3.Text = 20
. g/ {9 R6 M! K/ f1 h% { Me.TextBox4.Text = CInt(Val(Me.TextBox1.Text) * Val(Me.TextBox2.Text) * 0.3)) L* r9 r2 b: p. z
D4 = Val(Me.TextBox4.Text)% g0 J& r( ]) u1 g0 P. z9 T
Me.TextBox5.Text = CInt(1.2 * Val(Me.TextBox4.Text))& [2 t1 v0 R5 f7 w
Da = Val(Me.TextBox1.Text) * Val(Me.TextBox2.Text) + 2 * Val(Me.TextBox2.Text)7 b0 N" a- E. I- h' u6 h
Me.TextBox6.Text = Da - 12 * Val(Me.TextBox2.Text)
' P* g- H z; m2 G/ H Me.TextBox7.Text = 1.6 * D4
$ |: Y: V! f; I, z: U Me.CheckBox1.Text = "画腹板孔"4 A) K+ v; c n0 y" m" }7 }% r
Me.CheckBox1.Checked = True
G+ Q! ~# w. B Me.Button1.Text = "齿轮结构造型"
/ N, w* Q4 f, u, ~, M Me.Button2.Text = "结束"
& E4 x; h# H# G3 y End Sub# O1 E& G! c. s. b3 T2 f( P
Sub 连接AutoCAD()
7 U5 T2 F% R. [6 h/ W On Error Resume Next; X" ^/ {8 h9 `! n) f# D
AcadApp = GetObject(, "AutoCAD.Application")
5 w) [0 n' }) Z+ X4 e" o: I }7 I If Err.Number Then
- f( r6 E: |# x9 V, p Err.Clear()) b, m+ l4 b \, K4 w* W
AcadApp = CreateObject("AutoCAD.Application")$ \/ Y. `) v4 P' v- i
If Err.Number Then
' \9 }) J* Z/ B; j MsgBox("不能运行AutoCAD，请检查是否安装了AutoCAD")' a" s' W6 b3 U
Exit Sub7 i* T8 d- n; [1 z
End If2 C" c* e% |1 T6 K
End If6 @/ u0 j* q. {# S4 z5 K
AcadApp.Visible = True '界面可视
, [% j1 y) z7 p' x" Z2 D AcadApp.WindowState = AutoCAD.AcWindowState.acMax '界面最大化& t& n3 d _- m5 e; |. Q& Z( ~
AppActivate(AcadApp.Caption) '显示AutoCAD界面
) T, {5 m' W2 ^+ G9 R End Sub
5 z9 L6 A8 r8 N( |9 r; g Sub 齿轮刀具()# x( C9 `: V" R; @5 e
Dim R, Rf, Rb, Ra As Single
/ B; t/ ]0 H; R7 ^7 S' O/ Z3 T R = m * Z / 2; z& y+ m, u* \/ k: r: c) K
Rf = (R - 1.25 * m)
C/ S$ l) e1 N" p S7 G; p x Rb = R * Cos(Af)' }7 z6 L& y3 r q5 H7 w5 V
Ra = R + m
y O" {- z% V Dim Sb, th(3)2 l, C4 o6 ^. X9 X, ?" z5 v
Sb = Cos(Af) * (3.14 * m / 2 + m * Z * (Tan(Af) - (Af)))' G" l2 ?0 r) N2 Z: F6 ~
th(1) = (3.14 * m * Cos(Af) - Sb) / (2 * Rb)3 _& d$ y3 h2 x$ K" z
th(0) = th(1) / 3+ h# L! t* `/ @; X4 ^# i3 G
th(2) = th(1) + Tan(Af) - Af
3 O" M. A+ m* ~5 e9 h( K. Y th(3) = th(1) + Tan(Acos(Rb / Ra)) - Acos(Rb / Ra)4 \; D8 d4 e+ E& P
Dim curves(5) As AutoCAD.AcadEntity% [0 T4 ^! B& g9 d9 P) T( P
Dim points0(5) As Double! B8 b8 y, m7 Z. e
Dim points1(8) As Double
2 Y6 ?5 \# h2 ^; R. I Dim points2(5) As Double; x: Y" H, [$ V: D; A4 _
points0(0) = 0 : points0(1) = Rf* N. k# K& I" [' K4 b% H
points0(2) = Rf * Sin(th(0)) : points0(3) = Rf * Cos(th(0))+ e* _3 e- ]3 y; ]! \' i" G
points0(4) = Rb * Sin(th(1)) : points0(5) = Rb * Cos(th(1))
* B- Y) J! m" E6 s2 ^, N( w$ Z* s Dim startTan(2) As Double
" R" x7 X3 ]1 O- z$ b$ s' R- c Dim endTan(2) As Double, T7 p: q: q A# |1 ~) i
startTan(0) = 0 : startTan(1) = 0 : startTan(2) = 0' ]$ Z1 u# E4 c e
endTan(0) = 0.5 : endTan(1) = 0.5 : endTan(2) = 0
8 O! g/ S2 Z3 N points1(0) = points0(4) : points1(1) = points0(5) : points1(2) = 09 B1 L& j K& L9 c4 ?3 R c1 A
points1(3) = R * Sin(th(2)) : points1(4) = R * Cos(th(2)) : points1(5) = 0; G9 p/ _/ ?- w8 S; T, q' E
points1(6) = Ra * Sin(th(3)) : points1(7) = Ra * Cos(th(3)) : points1(8) = 0
# R' B) q, L S( d: T! u% X( z- @ points2(0) = points1(6) : points2(1) = points1(7). ]5 ~- ]% j( i; c) w
points2(2) = points1(6) : points2(3) = points1(7) + 2.25 * m
# o Q6 _ S$ U& M C2 y$ o points2(4) = 0 : points2(5) = points2(3)$ }* S: ~" ^+ B1 f9 o& @2 i" i+ f7 M
If Rb < Rf Then' G' R/ k* Q* C( |* x
points0(2) = points1(3) * 0.2 : points0(3) = points0(1) + 0.25 * m * 0.03
- W. Q1 c7 ?% B0 d b8 o points0(4) = points1(3) * 0.7 : points0(5) = points0(1) + 0.25 * m * 0.8$ e2 h0 S% T4 `3 J
points1(0) = points0(4) : points1(1) = points0(5) : points1(2) = 01 P( F# a8 [4 G* U0 Q$ D
End If; w$ I4 w, v$ E' s
curves(0) = AcadApp.ActiveDocument.ModelSpace.AddLightWeightPolyline(points0)
; d5 p: |( t' A1 C5 R curves(0).SetBulge(1, 0.2)7 o7 W0 b/ ^4 t" j$ n2 F
curves(1) = AcadApp.ActiveDocument.ModelSpace.AddSpline(points1, startTan, endTan)
0 l+ W, l7 [/ U* ]; _6 ] curves(2) = AcadApp.ActiveDocument.ModelSpace.AddLightWeightPolyline(points2)
, ?0 r8 h. p) R6 { Dim point1(2) As Double0 {4 M- V) X' y; B2 {
Dim point2(2) As Double
' h! ?% [# A/ @3 k* H" ?1 n% K! A* M point1(0) = 0 : point1(1) = 0 : point1(2) = 0# d! }% p2 x( V( m5 N# n
point2(0) = 0 : point2(1) = 1 : point2(2) = 0 S* I( ~! A! b+ d
curves(3) = curves(2).Mirror(point1, point2)
4 X: m, `" x3 [0 X) X/ i0 }5 ` curves(4) = curves(1).Mirror(point1, point2) c4 H) T& h7 y- C
curves(5) = curves(0).Mirror(point1, point2). |" T; x x$ G# R1 s+ `5 K
刀具 = AcadApp.ActiveDocument.ModelSpace.AddRegion(curves)1 Y0 @: N! }" L
Dim taperAngle As Double
( H0 G7 `' G* }# _) E5 \. G taperAngle = 0
" Y1 n7 {* P5 ^/ G$ n0 ^! c" ` Dim solidObj As AutoCAD.Acad3DSolid
3 p' h: A+ G: [% Y2 d1 U solidObj = AcadApp.ActiveDocument.ModelSpace.AddExtrudedSolid(刀具(0), B * 1.1, taperAngle)( l! N8 Q" K1 p4 a
Dim center(2) As Double
" j) Z: S7 N& W' m f* R center(0) = 0 : center(1) = solidObj.Centroid(1) : center(2) = 0+ A0 v" z' _: h
solidObj.Move(solidObj.Centroid, center)
U; J' |/ S1 N1 K! v Dim basePnt(2) As Double
1 k& F9 e5 C; w z8 l4 a basePnt(0) = 0 : basePnt(1) = 0 : basePnt(2) = 0.0#
0 [2 h3 n7 i; ^- [1 |" E& Z 刀具 = solidObj.ArrayPolar(Z + 1, 2 * Pi, basePnt)# k4 p- E9 f% b4 X. M L% `8 Y/ o
End Sub6 R* P o9 C7 n6 P3 U, }+ Y4 D0 p
Private Sub TextBox1_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox1.TextChanged, TextBox2.TextChanged) b4 i9 k- Z/ Z$ z0 z
Me.TextBox4.Text = CInt(Val(Me.TextBox1.Text) * Val(Me.TextBox2.Text) * 0.3)
7 Q3 b4 _3 }& C. C' R D4 = Val(Me.TextBox4.Text)
6 D) { t O8 P0 ]# l+ S6 G$ v6 M$ d Me.TextBox5.Text = CInt(1.2 * Val(Me.TextBox4.Text)), _5 k: i, B7 r/ G% h
Da = Val(Me.TextBox1.Text) * Val(Me.TextBox2.Text) + 2 * Val(Me.TextBox2.Text)
# |( q. }( w" i; V Me.TextBox6.Text = Da - 12 * Val(Me.TextBox2.Text)
9 Q G9 a9 Y5 a( B Me.TextBox7.Text = 1.6 * D4
& d- j9 S! |% x' q2 g End Sub
5 {# S% K9 C; Y! R! j, M5 U Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click8 L, P& ?8 G0 ]6 U
Call 连接AutoCAD()+ \( [- L. f* ^- e8 c7 S/ I1 B+ ^: p
Dim entry As AutoCAD.AcadEntity! u- K K7 a% {) b, W
For Each entry In AcadApp.ActiveDocument.ModelSpace3 F& C* F. O0 p( h+ u0 L
entry.Delete()
+ M6 p; {7 G- q- ^, u3 e: I4 T4 q3 E7 _5 Y$ \0 K
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发表于 2011-5-25 11:34:51