| 摘要 |
<p>In sheet metal bending brakes a modular tool support element comprising an intermediary (6) fixed to the respective toolplate (2) and having a lower channel for receiving the tool shank provided with a groove along its entire length, means for supporting the shank in said channel while leaving it free to slide along the channel, and means for clamping the shank in said channel; the modular element comprises at least one lower channel a lateral wall of which is a movable jaw (81) rotatable about a fixed shaft rigid with the body of the intermediary, there being provided means for causing said jaw to rotate in the tool clamping direction, and movable abutments on said jaw (81) which are able to be positioned in front of or respectively moved away from said rotation-causing means.</p> |
