Unable to dump file in a folder from sql server

Create PROCEDURE [dbo].[ImgExport]
   @OutputFilePath VARCHAR(500) = 'C:\abc\img\'
AS
BEGIN
   DECLARE @totrow int
   DECLARE @currow int
   DECLARE @result int
   DECLARE @nsql nvarchar(4000)
   DECLARE @sqlStatements table (ID int IDENTITY(1, 1),  SqlStatement varchar(max))  
  
--'bcp "[main db].dbo.Company" out C:\ab\Output.csv -c -t";" -S' + @@ServerName + ' -T'

   INSERT
   INTO @sqlStatements
   SELECT 'BCP "SELECT PICTURE FROM [DMS_Itc].[dbo].[X_PLANO] WHERE  TXN_KEY = '''
     + CAST(TXN_KEY AS VARCHAR(500)) +'''" query out ' + @OutputFilePath
     + CAST(VISIT_ID AS VARCHAR(50)) + '.jpg -S localhost -T";" -f C:\abc\img\'
   FROM X_PLANO 
   --select * from @sqlStatements

   SET @totrow = @@ROWCOUNT
   SET @currow = 1
   WHILE @totrow > 0 and @currow <= @totrow
   BEGIN
      SELECT @nsql = SqlStatement
      FROM @sqlStatements
      WHERE ID = @currow
      EXEC  xp_cmdshell @nsql
      SET @currow = @currow + 1
   END
END   

RamakrishnaPrasanna