A micro-curvature adjustable device for curve screen printing presses and ironing presses

摘要

This invention relates to a micro-curvature adjustable device for curve screen printing presses and ironing presses and in particular to one including an upper cover (1) provided with a tool post (10) in a front side and an adjusting mechanism (11) on an upper surface, an oscillating plate (2) mounted below the upper cover and having a front seat (20), a horizontal sliding block (21) for passage of a shaft (19), and a pair of clamping arms (19) in the front side, an oscillating arm (3) arranged on the upper cover and connected with a front linking block (30), a downward oscillating block (31) and a rear linking block (32), a rear connecting plate (4) mounted under the upper cover and having a rear horizontal groove (40) and a plurality of rear vertical sliding blocks (41) in an inner side, an axle seat (5) arranged between the front connecting plate (6) and the rear connecting plate and having a pivoted gear (50) engaged with a front toothed rack (62) and a rear toothed rack (42), a front connecting plate provided with a front horizontal groove (60) and a plurality of vertical sliding blocks (61) at an inner side, and an eccentric disc (7) with an adjusting slot (70) pivotally connected with a guiding arm (71) connected with the the linking plate at the other end, whereby the printing amplitude as well as the printing curvature may be easily and conveniently adjusted as required.