| 摘要 |
<p>R01478 A wire stitcher includes a cutter 125 for cutting a length of wire W from a supply thereof and a stitcher head 101, having a former 105 and driver 106, for forming and driving the length of cut wire for binding a set SS of sheets. The length of cut wire which is presented to the head 101 by wire advancing and cutting mechanism 103 is automatically determined in dependence upon the thickness of the set SS. The mechanism 103 includes a movable gripper block 120 which advances the wire and the cutter 125 is carried on a movable cutter block 121. The gripper block 120 and the cutter block 121 are biassed towards each other by spring 157 and driven by a common drive cam 158. (Figures 2 and 8).</p> |
