| 摘要 |
<p>A cutting frame (1) particularly for blocks of stone or the like, comprising a supporting framework (2) for at least two cutting blades (3) and elements for moving the at least two cutting blades with respect to the blocks being worked, further comprising a first blade holder assembly (4) and a second blade holder assembly (5), which respectively comprise two devices (6a, 6b, 7a, 7b) for connection to respective axial end portions (3a) of at least one respective blade, the connection devices being supported by the supporting framework (2) and being movable with a back-and-forth translational motion in a direction that is substantially parallel to the extension of the respective blade or blades; each one of the connection devices is associated with at least one respective tensioning and movement piston (8), which can slide within a respective tensioning and movement chamber (9), tensioning and movement chambers associated with devices for connecting corresponding end portions being connected by way of fluid connection elements (10). <IMAGE></p> |
