[cloayza]

Podria ser asi...

Código Delphi [-]
var
  Form1: TForm1;
  Edits:Array[0..4] Of TEdit;  {Vector de Tipo TEdit}

implementation
....

procedure TForm1.Button4Click(Sender: TObject);
Var
     i, iTop:Integer;
begin
     iTop:=9;
     {Crea los TEdit...} 
     For i:=Low(Edits) to High(Edits) Do
     Begin
          Edits[i]      :=TEdit.Create(Self);
          Edits[i].Parent:=Self;
          Edits[i].Left :=18;
          Edits[i].Top  :=iTop;
          Edits[i].Width:=120;
          Edits[i].Text :=Format('Numero %d',[i]);
          Inc(iTop, Edits[i].Height+2);
     End;
end;

procedure TForm1.Button5Click(Sender: TObject);
Var
     i, iTop:Integer;
begin
     {Elimina los TEdit...}
     For i:=Low(Edits) to High(Edits) Do
          If Edits[i]<>NIL Then
             Edits[i].Free;

end;

Saludos