Imports System.Math9 ] ]: ]$ C( u& }- |5 e& y
Public Class Form1
( ?& q t8 R. u/ X# G1 e( r Dim AcadApp As AutoCAD.AcadApplication
# C b& k4 _6 Q5 X* l4 u E Dim 刀具 As Object* v, k: }# L, E
Dim Da, D0, D1, D2, D3, D4, n1, B, C As Double, }4 ]; v0 U" O) e& c. O
Dim Z, m, Af As Double$ r G# x: ?2 J, ^5 Z3 V5 n
Const Pi = 3.141592, }7 J; p/ k# \$ i! {" i
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
" G$ W& B; _6 Q5 \ Me.Text = "齿轮结构参数化三维造型"1 W+ i' T) f+ G4 F" d
Me.GroupBox1.Text = ""
* w! b7 C) n4 b2 ?( _ Me.Label1.Text = "齿数Z"% P) u* {; o6 R! {3 M
Me.Label2.Text = "模数m"
* d4 S* w" h; ~2 R/ ? Me.Label3.Text = "压力角Af"
& g" t+ X3 T8 f Me.Label4.Text = "轴径D4"
- c. N- J$ s( A Me.Label5.Text = "齿宽B"
% F. k8 d. G8 B9 V4 b Me.Label6.Text = "D0"; ~* o0 X) ~" o3 y+ q* w
Me.Label7.Text = "D3"
$ h8 S: u8 Z } t) Z3 d( { Me.TextBox1.Text = 406 {! `2 S0 n& Z( }: ~$ V
Me.TextBox2.Text = 67 N) q. Y* Q' ]7 x6 Y
Me.TextBox3.Text = 206 c. R9 ?7 z0 D+ v- N5 a
Me.TextBox4.Text = CInt(Val(Me.TextBox1.Text) * Val(Me.TextBox2.Text) * 0.3)+ m+ R' N; @6 G% m R
D4 = Val(Me.TextBox4.Text)7 \ Y& J6 ]8 j+ M+ J
Me.TextBox5.Text = CInt(1.2 * Val(Me.TextBox4.Text))) z2 @4 ]( H7 N" z
Da = Val(Me.TextBox1.Text) * Val(Me.TextBox2.Text) + 2 * Val(Me.TextBox2.Text)
5 }5 D5 s2 ~4 p0 ^6 _' N, v/ ? Me.TextBox6.Text = Da - 12 * Val(Me.TextBox2.Text). Y! z0 M3 w0 u! _$ B
Me.TextBox7.Text = 1.6 * D4
7 y2 E$ J9 U$ Y G; _: y Me.CheckBox1.Text = "画腹板孔". }# i; F3 h! V
Me.CheckBox1.Checked = True
- Z, \+ p8 p4 p) W$ X) h Me.Button1.Text = "齿轮结构造型"! r2 X) T" v& ~
Me.Button2.Text = "结束"5 t. N" U ~) W
End Sub
( i* u! o( I) v# C Sub 连接AutoCAD()0 i% h8 h8 e1 Q$ E# d" `+ b) r
On Error Resume Next4 q4 a; y4 {% X. S( @
AcadApp = GetObject(, "AutoCAD.Application")# E( f/ J$ J/ ?1 I$ C& X d" @
If Err.Number Then
% B" D2 ]2 N* e: v { Err.Clear()' z m) G2 _$ h' f, O
AcadApp = CreateObject("AutoCAD.Application")
|' m7 h8 |+ H, Y% Q If Err.Number Then
* p: c) I+ N# L8 X1 r1 x( j7 ` MsgBox("不能运行AutoCAD,请检查是否安装了AutoCAD")
! X; V' }- r% o' d4 Y Exit Sub
@1 }- @$ q+ k7 x End If
9 k9 P8 [5 e% n0 h End If
* I7 \4 D! u S6 c/ q w AcadApp.Visible = True '界面可视
. x5 g0 y) p) j5 i+ y( @ AcadApp.WindowState = AutoCAD.AcWindowState.acMax '界面最大化- I! t* M' H; y5 s0 v4 ?3 p7 H
AppActivate(AcadApp.Caption) '显示AutoCAD界面8 o6 T, `2 n; x% d+ ~) o
End Sub
. V4 U/ e! o( {8 p( v( |9 ?! c7 M( Z Sub 齿轮刀具(), j* r u$ i3 {+ H3 Z9 g
Dim R, Rf, Rb, Ra As Single
& W, ?7 h" R& C. ~ R = m * Z / 29 T/ s% G0 d) _" X; H6 Z
Rf = (R - 1.25 * m)
; z1 ?1 @( P* e- r2 S, D4 Q Rb = R * Cos(Af)
5 g2 J" G/ p% i4 s Ra = R + m
2 s9 A' n% q% T0 P- e. ] Dim Sb, th(3)
7 a& Q J5 I4 [ c' _" v2 L( N Sb = Cos(Af) * (3.14 * m / 2 + m * Z * (Tan(Af) - (Af)))
* u" P4 K4 S- ~$ x' j9 [ }6 C th(1) = (3.14 * m * Cos(Af) - Sb) / (2 * Rb)
! W8 B2 O$ f" r th(0) = th(1) / 3
9 m3 \/ L( X5 z3 ]1 ^$ G/ s th(2) = th(1) + Tan(Af) - Af
d# J% h" N5 h th(3) = th(1) + Tan(Acos(Rb / Ra)) - Acos(Rb / Ra)8 d* P3 ~8 F0 v$ ^
Dim curves(5) As AutoCAD.AcadEntity
( G7 e) p d H4 A Dim points0(5) As Double
& R( J! Y& |% [2 ^ Dim points1(8) As Double
) H5 l9 N3 [! o. F( ~% `; P Dim points2(5) As Double
$ ~+ ?. c) z0 G! F6 I' Z6 ?( M! j. j7 [ points0(0) = 0 : points0(1) = Rf
/ t2 c( K8 O( V7 g2 {+ N! m+ p points0(2) = Rf * Sin(th(0)) : points0(3) = Rf * Cos(th(0))
3 Z$ `+ N" L: R5 I4 ~" N2 { points0(4) = Rb * Sin(th(1)) : points0(5) = Rb * Cos(th(1))
- k4 r7 L( \# m ?" j/ R5 G A+ Z0 z Dim startTan(2) As Double
1 x) y [4 L) q8 e9 e) ?3 \7 | Dim endTan(2) As Double2 L0 r- ]# G& D W
startTan(0) = 0 : startTan(1) = 0 : startTan(2) = 0+ q, S! a, b3 g* ?5 h( M2 |
endTan(0) = 0.5 : endTan(1) = 0.5 : endTan(2) = 0) j' c: r4 {% M6 d8 t0 |% v
points1(0) = points0(4) : points1(1) = points0(5) : points1(2) = 0- U1 I$ d3 P' G% E# i# r4 R" [7 K6 i
points1(3) = R * Sin(th(2)) : points1(4) = R * Cos(th(2)) : points1(5) = 0
! t, b' F5 E/ W- s( { points1(6) = Ra * Sin(th(3)) : points1(7) = Ra * Cos(th(3)) : points1(8) = 0' [) o5 V {! p( Z/ M% G) i. U, P
points2(0) = points1(6) : points2(1) = points1(7)- u9 z$ _# ?7 m. w- c
points2(2) = points1(6) : points2(3) = points1(7) + 2.25 * m
' ^. a+ j8 l4 _4 E points2(4) = 0 : points2(5) = points2(3)( g3 |6 f% d: m4 g- ]
If Rb < Rf Then# W% Q% X! b, c. u- H/ H# l8 w. m
points0(2) = points1(3) * 0.2 : points0(3) = points0(1) + 0.25 * m * 0.03" A0 H9 Y" t4 ~" O! h7 P
points0(4) = points1(3) * 0.7 : points0(5) = points0(1) + 0.25 * m * 0.8
9 d s( }- D8 s! ~' L* v1 f points1(0) = points0(4) : points1(1) = points0(5) : points1(2) = 0
" ^7 k h8 q1 S% R/ P End If
# Z2 U- Y6 X# ~) L+ O curves(0) = AcadApp.ActiveDocument.ModelSpace.AddLightWeightPolyline(points0)
$ g2 f o: _) @( a8 J+ @+ H" N curves(0).SetBulge(1, 0.2)
' h9 Z7 h7 c' f' }- f0 n6 e8 n( b curves(1) = AcadApp.ActiveDocument.ModelSpace.AddSpline(points1, startTan, endTan)
$ F0 Y4 W' ~+ ^$ [$ Y curves(2) = AcadApp.ActiveDocument.ModelSpace.AddLightWeightPolyline(points2)
% ~, B6 }7 ?. {6 f4 k) ?0 Y9 D Dim point1(2) As Double% O1 Z% [& y. y" ]
Dim point2(2) As Double$ I v: W" D3 v A! z+ ^& s d
point1(0) = 0 : point1(1) = 0 : point1(2) = 0
( t. d1 v4 }' z6 I7 x* I point2(0) = 0 : point2(1) = 1 : point2(2) = 0( l# y& [$ b& U; e t8 X& e
curves(3) = curves(2).Mirror(point1, point2)
( T0 H! x6 W) i4 r8 g7 t curves(4) = curves(1).Mirror(point1, point2) f5 _7 b6 \8 z5 Y7 H4 W) g
curves(5) = curves(0).Mirror(point1, point2)4 v+ D% ]9 z, l% l7 j
刀具 = AcadApp.ActiveDocument.ModelSpace.AddRegion(curves)# ^& v5 M5 ?2 F7 @+ f& N) ~! v
Dim taperAngle As Double! ~" I3 _$ S! b
taperAngle = 0' S# }+ p9 D* X- Q m
Dim solidObj As AutoCAD.Acad3DSolid) R7 {" I6 p r0 D
solidObj = AcadApp.ActiveDocument.ModelSpace.AddExtrudedSolid(刀具(0), B * 1.1, taperAngle)
S3 F$ P7 P& E4 L Dim center(2) As Double
% b0 T! G* t" K# x) `6 {) L/ P center(0) = 0 : center(1) = solidObj.Centroid(1) : center(2) = 0* L/ \' J* k0 g) J; {
solidObj.Move(solidObj.Centroid, center)
7 J% @6 Q; A' L2 b/ y, a3 f Dim basePnt(2) As Double$ B: T! P) I. P B
basePnt(0) = 0 : basePnt(1) = 0 : basePnt(2) = 0.0#% j7 q) t- }+ d, g% o9 B
刀具 = solidObj.ArrayPolar(Z + 1, 2 * Pi, basePnt)( g# @) ]7 Z) K5 c
End Sub
a# q/ w# v! I Private Sub TextBox1_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox1.TextChanged, TextBox2.TextChanged Y( g$ q6 G$ D
Me.TextBox4.Text = CInt(Val(Me.TextBox1.Text) * Val(Me.TextBox2.Text) * 0.3)- f4 w- X' a4 m" G1 F6 g+ X2 k# Z
D4 = Val(Me.TextBox4.Text)
+ t) M2 O5 X8 p. j4 b Me.TextBox5.Text = CInt(1.2 * Val(Me.TextBox4.Text))' @; Z; x! Z$ p3 H
Da = Val(Me.TextBox1.Text) * Val(Me.TextBox2.Text) + 2 * Val(Me.TextBox2.Text)
+ L# W. g; z* l2 q/ O Me.TextBox6.Text = Da - 12 * Val(Me.TextBox2.Text)4 g# [4 U- Q9 F/ x3 n8 j5 v1 `
Me.TextBox7.Text = 1.6 * D4
$ ~) Z# o8 u4 R$ B5 V7 ] End Sub
9 V/ u+ |5 Y; z1 c7 k0 p- I Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click. _* v$ n/ Z" z) a0 i% X$ w' Z
Call 连接AutoCAD()
, u. g. j7 r% `$ W; I Dim entry As AutoCAD.AcadEntity; n# N3 C; H, D3 ]7 s4 c
For Each entry In AcadApp.ActiveDocument.ModelSpace: g, x* l/ |4 n$ n5 N
entry.Delete()
+ e- [/ N5 w/ l+ u3 z
, y9 V! \7 P9 X' J! j; d( Y |