Imports System.Math! Q- y% L2 ], w4 h
Public Class Form1 l* S; F+ z% y/ l9 @& b; [0 _
Dim AcadApp As AutoCAD.AcadApplication8 y* p( A/ }% P+ c6 v% I8 I4 X
Dim 刀具 As Object
- d+ b: |9 P5 s( X! l9 _ Dim Da, D0, D1, D2, D3, D4, n1, B, C As Double5 s+ z6 T; P/ s( Z" g6 O
Dim Z, m, Af As Double
# @* Q8 |+ w( b+ T Const Pi = 3.1415926 b6 x) b4 ` s1 }
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load+ A, `- Y6 q1 G! G
Me.Text = "齿轮结构参数化三维造型". g% q$ p! b; L7 W! g
Me.GroupBox1.Text = "" Q7 c. U* J" Q8 h$ e. T5 A
Me.Label1.Text = "齿数Z"
6 M1 T9 N# j+ h6 p' V' V2 m/ i s2 d Me.Label2.Text = "模数m"
8 |% U2 s. z% s0 _ Me.Label3.Text = "压力角Af"+ I% b4 x `/ B8 ^5 K+ ?
Me.Label4.Text = "轴径D4"
! k% \8 y8 R* M Me.Label5.Text = "齿宽B"
/ E$ [& y% K! ^0 i Me.Label6.Text = "D0"
0 Y* z4 Z/ H! J1 A* P Me.Label7.Text = "D3"
5 d+ a# X( v. |+ ?5 h Me.TextBox1.Text = 40
6 L* _% B6 K* g, M- B( A) _ Me.TextBox2.Text = 6
4 O4 a1 U; P( } Me.TextBox3.Text = 20
5 X! ?# E2 h) n- w$ G/ L+ r* Y. o Me.TextBox4.Text = CInt(Val(Me.TextBox1.Text) * Val(Me.TextBox2.Text) * 0.3)- L# I) m- X! q9 U
D4 = Val(Me.TextBox4.Text), Z& k3 V5 o( | E4 ^
Me.TextBox5.Text = CInt(1.2 * Val(Me.TextBox4.Text))1 k6 L! K. B4 c
Da = Val(Me.TextBox1.Text) * Val(Me.TextBox2.Text) + 2 * Val(Me.TextBox2.Text)
4 h7 ?5 r: E8 N# } Me.TextBox6.Text = Da - 12 * Val(Me.TextBox2.Text)
, V: [& X* @. _7 f2 U Me.TextBox7.Text = 1.6 * D4
* n1 d4 _$ I# ^. [8 l/ W) B Me.CheckBox1.Text = "画腹板孔"" P$ V7 ?& M: c: G \
Me.CheckBox1.Checked = True$ O% G' i `8 M. |& q
Me.Button1.Text = "齿轮结构造型") Y" v/ a) |3 A! ^
Me.Button2.Text = "结束"
2 I( S4 q: ]9 O! Z! ~5 H( V) I End Sub) x1 r7 q7 |4 s8 J; c
Sub 连接AutoCAD()! {" o Z0 K# v1 {0 D: v( |
On Error Resume Next
+ R2 M- ?0 Z% h. O- N& C AcadApp = GetObject(, "AutoCAD.Application")) |: z. q7 }/ f2 q
If Err.Number Then' r+ @, U4 `! E. _! y
Err.Clear()! k' k# c5 U a/ |0 c2 J
AcadApp = CreateObject("AutoCAD.Application")
( H# ^. o2 c; K; j) \ If Err.Number Then
/ f0 k8 c9 T4 j0 u9 a MsgBox("不能运行AutoCAD，请检查是否安装了AutoCAD")! n( `9 v7 G4 ?+ }& x' J* {
Exit Sub7 X# w5 r" }) \/ T" K
End If
" K+ r4 j0 t5 T3 k. A. Z End If' l* h4 Z! S- M/ _: X
AcadApp.Visible = True '界面可视0 |7 H' v D0 s0 s
AcadApp.WindowState = AutoCAD.AcWindowState.acMax '界面最大化
+ q6 m3 K' l1 i, r @+ D AppActivate(AcadApp.Caption) '显示AutoCAD界面8 ~% T* a h' w" F1 @% L) R/ L
End Sub
8 m9 z- U, [" @ Sub 齿轮刀具()2 w8 i+ V9 ]1 v# {$ l3 `
Dim R, Rf, Rb, Ra As Single8 X# [& B' ?) y0 u# Q
R = m * Z / 2
) k2 c8 S2 t" {7 F Rf = (R - 1.25 * m)9 k7 N+ T) E7 V1 Y" n
Rb = R * Cos(Af)
1 Y: P: T. j; U Ra = R + m' }4 D' F- A: c
Dim Sb, th(3)
6 W5 Z |+ o/ R9 |! l Sb = Cos(Af) * (3.14 * m / 2 + m * Z * (Tan(Af) - (Af)))
/ r4 u0 a: w$ G' Y. R6 X |: G) F th(1) = (3.14 * m * Cos(Af) - Sb) / (2 * Rb)
8 A) E n5 r4 c" H th(0) = th(1) / 3' i, q4 S; F5 s/ n; V; c8 v% o* O4 G
th(2) = th(1) + Tan(Af) - Af
4 h( S9 p1 @# V9 F th(3) = th(1) + Tan(Acos(Rb / Ra)) - Acos(Rb / Ra)
: C% M/ c9 o/ q. e& E# t. g Dim curves(5) As AutoCAD.AcadEntity+ ]; ~, y& t+ L( R5 a0 `% g/ n
Dim points0(5) As Double0 x& ~; w5 w, {% u1 N# s- a
Dim points1(8) As Double( B# S0 e% \) I# _2 ~. z: V
Dim points2(5) As Double
2 k) S6 }) c. |0 f, x. Z points0(0) = 0 : points0(1) = Rf. s* F% u5 j7 R/ s2 x7 \
points0(2) = Rf * Sin(th(0)) : points0(3) = Rf * Cos(th(0))
6 j" @+ G* ], _8 o& V9 J+ E" N points0(4) = Rb * Sin(th(1)) : points0(5) = Rb * Cos(th(1))
/ d7 m* i9 w7 n# I1 h. ?: @ Dim startTan(2) As Double" W' h( F- P! x( G$ {( F/ t8 q9 e
Dim endTan(2) As Double
; O9 M0 ?* X! _8 X! ^. u8 e startTan(0) = 0 : startTan(1) = 0 : startTan(2) = 0
. l) m& V5 I* O& q6 @+ Y" \3 u endTan(0) = 0.5 : endTan(1) = 0.5 : endTan(2) = 0
; V" W% y) G$ v- i points1(0) = points0(4) : points1(1) = points0(5) : points1(2) = 0* l# ~$ [9 o. t3 l/ P6 E1 f' M
points1(3) = R * Sin(th(2)) : points1(4) = R * Cos(th(2)) : points1(5) = 0
7 f& K( C7 i. h+ D6 s points1(6) = Ra * Sin(th(3)) : points1(7) = Ra * Cos(th(3)) : points1(8) = 0
3 T1 {' [8 z1 }( o* ^ points2(0) = points1(6) : points2(1) = points1(7)
9 l8 j) u+ e/ \, K* f points2(2) = points1(6) : points2(3) = points1(7) + 2.25 * m
, p) `. N: M# A points2(4) = 0 : points2(5) = points2(3)
! L0 Q8 S8 f# f3 ~4 @2 T If Rb < Rf Then' E0 w' ]; S( u- z2 @) C: S
points0(2) = points1(3) * 0.2 : points0(3) = points0(1) + 0.25 * m * 0.033 w! Y5 @! \7 }+ _$ \' [+ J( W
points0(4) = points1(3) * 0.7 : points0(5) = points0(1) + 0.25 * m * 0.8$ ?! @3 H* ?& g# m$ c, ^
points1(0) = points0(4) : points1(1) = points0(5) : points1(2) = 0
) R& C( t) }! z1 M- i End If. U) S. p. c% B1 s5 T9 v. C! ^3 e( ?
curves(0) = AcadApp.ActiveDocument.ModelSpace.AddLightWeightPolyline(points0); P) c$ ] E9 Q( e
curves(0).SetBulge(1, 0.2)
+ S. O: B' y1 x. q% W# e7 N curves(1) = AcadApp.ActiveDocument.ModelSpace.AddSpline(points1, startTan, endTan)0 P( j( v0 V2 b; T1 Y e
curves(2) = AcadApp.ActiveDocument.ModelSpace.AddLightWeightPolyline(points2)
6 B6 D( a Z$ \6 C( ~ Dim point1(2) As Double
5 T: d! M, w4 B$ X, \ Dim point2(2) As Double) N: R. g) o, h( p7 R- D
point1(0) = 0 : point1(1) = 0 : point1(2) = 0
$ `7 u# M1 }0 J" l" y6 J point2(0) = 0 : point2(1) = 1 : point2(2) = 07 c! ]; K0 b/ X0 C2 F5 t6 o) N
curves(3) = curves(2).Mirror(point1, point2)( `( v7 t& |! p" ]$ D
curves(4) = curves(1).Mirror(point1, point2)
7 H% v& f: Q, L T" | curves(5) = curves(0).Mirror(point1, point2)8 i9 r2 h4 d& P( S$ A+ O' P
刀具 = AcadApp.ActiveDocument.ModelSpace.AddRegion(curves)
- y1 Y& i; [' L2 @ H1 J Dim taperAngle As Double
9 w7 L! q3 d* v# G* Q6 b taperAngle = 0
" w4 ^9 I/ N$ }. l" N: M- L9 }7 r' u Dim solidObj As AutoCAD.Acad3DSolid
7 G& N0 q8 o1 W7 G solidObj = AcadApp.ActiveDocument.ModelSpace.AddExtrudedSolid(刀具(0), B * 1.1, taperAngle)7 K( [! { D$ `
Dim center(2) As Double' }3 q# Z1 n- q2 M4 h4 h
center(0) = 0 : center(1) = solidObj.Centroid(1) : center(2) = 03 D' ]. A, f w# v
solidObj.Move(solidObj.Centroid, center)$ G; k: T( y4 S( G7 D
Dim basePnt(2) As Double- z) A" }+ l+ F; k! k x
basePnt(0) = 0 : basePnt(1) = 0 : basePnt(2) = 0.0#
& K( \1 H- H! w9 @4 ? ^7 z/ p 刀具 = solidObj.ArrayPolar(Z + 1, 2 * Pi, basePnt)
1 y4 T! H, f5 d+ R1 A) _6 _2 I' w End Sub
9 }) o/ a: X, u$ H9 M Private Sub TextBox1_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox1.TextChanged, TextBox2.TextChanged$ }$ j A; K* c0 ~ J! p
Me.TextBox4.Text = CInt(Val(Me.TextBox1.Text) * Val(Me.TextBox2.Text) * 0.3)/ j" u# s/ x5 T, ]) X
D4 = Val(Me.TextBox4.Text)1 {0 o1 n8 V# ], T
Me.TextBox5.Text = CInt(1.2 * Val(Me.TextBox4.Text))
& G+ G: l) h0 N+ v) S Da = Val(Me.TextBox1.Text) * Val(Me.TextBox2.Text) + 2 * Val(Me.TextBox2.Text)
2 G/ z; s' w2 A0 x0 W6 F- l Me.TextBox6.Text = Da - 12 * Val(Me.TextBox2.Text)/ o) b. y- T1 g4 b, y
Me.TextBox7.Text = 1.6 * D4- [' }( G1 I2 E) G( t
End Sub1 ~5 G2 g6 p& b7 Q- N3 K
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click/ ~: L9 t+ p7 t2 R, g
Call 连接AutoCAD()
) e$ F9 C7 O# ?: ]/ S; | l Dim entry As AutoCAD.AcadEntity8 v9 X9 d' t/ E: b8 \2 x% z
For Each entry In AcadApp.ActiveDocument.ModelSpace
# H$ d; m! v6 k* T+ h. P: B" k entry.Delete()) w I$ ~0 l* Q1 h! Z1 U
: @9 M/ o6 y: a5 [" {
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发表于 2011-5-25 11:34:51