Excel Diagramme mit Makros erstellen - mehrer tabellenabschnitte

Option Explicit
Private Type BrowseInfo
hwndOwner As Long
pIDLRoot As Long
pszDisplayName As Long
lpszTitle As Long
ulFlags As Long
lpfnCallback As Long
lParam As Long
iImage As Long
End Type
Private Declare Function SHBrowseForFolder Lib "shell32" (lpbi As BrowseInfo) As Long  
Private Declare Function SHGetPathFromIDList Lib "shell32" (ByVal pIDList As Long, ByVal lpBuffer As String) As Long  
Private Declare Function lstrcat Lib "kernel32" Alias "lstrcatA" (ByVal lpString1 As String, ByVal lpString2 As String) As Long  
Sub makro01()
Dim i As Integer, letzte As Integer
Application.DisplayAlerts = False
With Application.FileSearch
.NewSearch
.LookIn = Ordnerwählen("Ab welchem Verzeichnis einlesen?")  
.SearchSubFolders = False
.Filename = "*.xls"  
If .Execute() > 0 Then
x = 1
For i = 1 To .FoundFiles.Count
Workbooks.Open Filename:=.FoundFiles(i)

Rem hier deine bereichsangaben leicht anpassbar sind

Workbooks(2).Sheets(1).Range("A3:C60", "F3:F60").Copy  

letzte = Workbooks(1).Sheets(1).UsedRange.SpecialCells(xlCellTypeLastCell).Row + 1
Workbooks(1).Sheets(1).Cells(letzte, 1).Insert Shift:=xlDown
Workbooks(2).Sheets(x).Application.CutCopyMode = False
Workbooks(2).Close
x = x + 1
Next i
End If
End With
Application.DisplayAlerts = True
End Sub
Private Function Ordnerwählen(ByVal strTitle As String) As String
Dim lngIDList As Long
Dim strBuffer As String
Dim UserBrowseInfo As BrowseInfo
With UserBrowseInfo
.hwndOwner = 0
.lpszTitle = lstrcat(strTitle, "")  
.ulFlags = 3
End With
lngIDList = SHBrowseForFolder(UserBrowseInfo)
If (lngIDList) Then
strBuffer = Space(260)
SHGetPathFromIDList lngIDList, strBuffer
strBuffer = Left(strBuffer, InStr(strBuffer, vbNullChar) - 1)
Ordnerwählen = strBuffer
End If
End Function