Footwear assembly machine with programmable visible reference means

摘要

A footwear assembly machine comprises a work station (11) receiving a shoe-tree (12) on which is positioned an upper (23) and light projectors (13) projecting luminous reference marks (24) on the upper in the work station. The projectors are powered to move on command the luminous reference marks projected with control means (14) controlling movement of the projectors to direct each luminous reference mark towards a predetermined position on reception of a preparation signal (16).