深沟球轴承的编程可以通过多种方式实现,以下是几种常见的方法:
1. AutoLISP编程
AutoLISP是一种用于AutoCAD的Lisp编程语言,可以用来创建深沟球轴承的参数化设计程序。以下是一个简单的AutoLISP程序示例,用于绘制深沟球轴承:
```lisp
(defun c:chilun()
(setq ptx1 (getpoint "在频幕上点一点或输入坐标:")) ; 基点
(setq E (getdist "输入内径值:"))
(setq B (getdist "输入宽度值:"))
(setq D (getdist "输入外径值:"))
(setq A (/ (- D E) 2))
(command "Ltscale" 2)
(command "layer" "m" "csx" "c" "white")
(command "layer" "m" "center" "c" "red" "" "l" "center")
(command "osmode" "0") ; 设置为外部坐标系
(setq ptx2 (polar ptx1 (/ B 2)))
(setq px21 (polar ptx1 (+ 2 (/ B 2))))
(setq px22 (polar ptx1 pi (+ 2 (/ B 2))))
(setq ptx3 (polar ptx2 (/ pi 2) (/ D 2)))
(setq ptx4 (polar ptx3 pi B))
(setq ptx5 (polar ptx4 (-(/ pi 2)) D))
(setq ptx6 (polar ptx5 B))
; 在这里可以添加更多的绘图命令来完善轴承的绘制
)
```
将上述代码复制到AutoCAD的记事本中,并保存为`.lsp`文件,然后在AutoCAD中加载并运行该文件,即可绘制出深沟球轴承。
2. VB二次开发
Visual Basic for Applications (VBA) 可以用于AutoCAD的二次开发,创建深沟球轴承的参数化设计程序。以下是一个简单的VBA示例,用于绘制深沟球轴承:
```vb
Sub Chilun()
Dim TextObj As AcadText
Dim TextString3 As String
Dim Inspoint3(0 To 2) As Double
Dim DimObj3 As AcadDimAligned ' D
Dim DimObj4 As AcadDimAligned ' B/2
Dim DimObj5 As AcadDimAligned ' 球直径 A/2
Dim DimObj6 As AcadDimAligned ' A/2 ' B
Dim dimpoint1(0 To 2) As Double
Dim dimpoint2(0 To 2) As Double
Dim cenZ As Double
Dim d1 As Double
Dim D As Double
Dim B As Double
TextString3 = "20091148"
Inspoint3(0) = 260
Inspoint3(1) = 7
Inspoint3(2) = 0
Set Text1Ob = ThisDrawing.ModelSpace.Text
Set DimObj3 = ThisDrawing.ModelSpace.CreateDimAligned
DimObj3.Name = "D"
DimObj3.Value = D
DimObj3.Center = cenZ
Set DimObj4 = ThisDrawing.ModelSpace.CreateDimAligned
DimObj4.Name = "B/2"
DimObj4.Value = B / 2
DimObj4.Center = cenZ
Set DimObj5 = ThisDrawing.ModelSpace.CreateDimAligned
DimObj5.Name = "球直径 A/2"
DimObj5.Value = A / 2
DimObj5.Center = cenZ
Set DimObj6 = ThisDrawing.ModelSpace.CreateDimAligned
DimObj6.Name = "A/2 'B"
DimObj6.Value = A / 2
DimObj6.Center = cenZ
' 在这里可以添加更多的绘图命令来完善轴承的绘制
End Sub
```
将上述代码复制到AutoCAD的VBA编辑器中,并运行该子程序,即可绘制出深沟球轴承。
3. 运动仿真
可以使用AutoCAD的运动仿真功能来创建深沟球轴承的运动仿真模型。以下是一个简单的步骤:
1. 打开练习文件,打开装配模块,使用点命令找到小球球心和保持架球心,并将图形装配好