| 摘要 |
<p>A tool holder device (10, 10') for shearing machines, especially of the longitudinal type, suitable for processing on paper, cardboard, plastic films, various laminates, aluminium, fabric, non woven, fibreglass, carbon fibre and the like, comprising a blade holder head provided with a preferably circular blade (12), partially protected by a casing (14) and rotatably connected to an elastically deformable arm (16) and to a bar (18) sliding according to a vertical direction, a further protection element for the same blade defined by a shaped plate (20) provided with a through opening (22), at least one piston (30, 32) for the up/down movement of the blade holder, with said bar (18) and said at least one piston (30, 32) arranged and moved in a chamber (23) of a support body (24), the tool holder device that further comprises means suitable for allowing an anti-rotation of the bar (18) with zero clearance, an adjustment of the shearing angle, an axial adjustment of the same bar and of the down stroke of the tool or blade (12).</p> |
