Alignment device for joining together parts of furniture

An alignment device for joining together parts of furniture, of the type used to adjust the decorative front of a drawer comprising:

• at least one adjustable connecting device having an alignment body provided with at least one vertical adjustment channel in one of its surfaces which is capable of receiving a sliding piece for vertical adjustment;
• the alignment body formed to include at least one vertical adjustment aperture in its surface, which coincides with the position of a toothed rack of the sliding piece for vertical adjustment and adapted to receive a vertical toothed adjustment pinion having teeth that mesh with teeth of the toothed rack;
• the sliding piece for vertical adjustment formed to include a corresponding slot-shaped aperture in the transverse direction and the corresponding toothed rack;
• wherein the adjustable connecting device includes a fastening screw for fastening a decorative drawer front which, extending through the slot-shaped aperture provided in the sliding piece for vertical adjustment and a window of the alignment body, secures the decorative drawer front.