Patent ID: 9487857
Filing Date: 2016-11-08
CPC Classification: B05B,B05C,C23C

Claim Text:
1. A finishing line for small three-dimensional objects comprising: a transfer line of the objects, wherein said transfer line forms a transfer path; a plurality of trays able to move along the transfer line, each tray being designed to removably receive a plurality of spindles, each spindle of said plurality of spindles comprising a holder configured for removably engaging a single one of said objects; a painting machine operatively positioned along the transfer path; wherein said painting machine comprises a plurality of seats, each seat of said plurality of seats being structured to removably receive one of said spindles allowing rotation of the respective holder about a painting axis, said spindle being removably associable with said seat; transfer means structured in such a way as to grip a spindle and place it in one of the seats and vice versa, for transferring the objects from the tray to the machine for painting, and vice versa; a metallizing device operatively positioned along the transfer path downstream and/or upstream of the painting machine in a direction of travel of the transfer path, wherein said metallizing device comprises a main sputtering chamber which is kept in a permanent vacuum condition for coating each object with a predetermined metallic layer, and a pre-chamber for loading and unloading, the latter being switchable between a vacuum condition and an ambient pressure condition, and operatively associated with said main chamber; transfer means for transferring a tray from the transfer line to the metallizing device and vice versa, said tray transfer means being structured in such a way as to grip a tray and position it in the pre-chamber and vice versa.