## Controller

function save(){
    $data = array();

    $config['upload_path'] = './uploads/';
    $config['allowed_types'] = 'jpg|png';

    $this->load->library('upload', $config);

    $data['titulo'] = $this->input->post('titulo');
    $data['descripcion'] = $this->input->post('descripcion');


    if (!$this->upload->do_upload('userfile')) {
        $error = array('error' => $this->upload->display_errors());
    } else {
        $fileData = $this->upload->data(); //Se toma el nombre
        $data['userfile'] = $fileData['file_name'];
    }


    if (!$this->upload->do_upload('userfile2')) {
        $error = array('error' => $this->upload->display_errors());
    } else {
        $fileData = $this->upload->data();
        $data['userfile2'] = $fileData['file_name'];
    }

    $this->images_model->storeIMG($data);

  }

-------------------------------------------------------------------------
## MODEL

<?php
defined('BASEPATH') OR exit('No direct script access allowed');

class Images_model extends CI_Model{

  public function __construct()
  {
    parent::__construct();
    //Codeigniter : Write Less Do More
  }

  function storeIMG($data){
    $productos = array(
      'titulo'         =>  $data['titulo'],
      'descripcion'    =>  $data['descripcion'],
      'userfile'       =>  $data['upload_data']['file_name'],
      'userfile2'      =>  $data['upload_data']['file_name']
    );

    return $this->db->insert('Imagenes', $productos);
  }

}

-------------------------------------------------------------------------

## VIEW
<form method="post" enctype="multipart/form-data" action="<?php base_url(); ?>Images_controller/save">

      <label for="titulo">Nombre del Producto:</label>
      <input type="text" name="titulo">
      <br><br>

      <label for="descripcion">Descripción del Producto</label><br>
      <textarea name="descripcion" rows="8" cols="80"></textarea>
      <br>

      <label for="userfile">Imagen:</label>
      <input type="file" name="userfile">

      <label for="userfile2">Segunda Imagen</label>
      <input type="file" name="userfile2" ><br><br>
      <br>
      <button type="submit">Submit</button>
  </form>
-------------------------------------------------------------------------
## DB

CREATE TABLE Imagenes (
    ID int NOT NULL AUTO_INCREMENT,
    titulo varchar(75) NOT NULL,
    descripcion int NOT NULL,
    userfile varchar(255) NOT NULL,
	userfile2 varchar(255) NOT NULL,
    PRIMARY KEY (ID)
);