| 摘要 |
<p>The multiple drilling machine for workpieces in plate form has two opposite machine stands, which are arranged at a distance from each other and receive a plurality of movable slide rests which can be moved in the vertical direction in a way controllable independently of one another, each of these slide rests receiving a drilling or milling unit, which can likewise be moved controllably in a horizontal plane, and there being provided between the machine stands guiding and advancing means, which guide the workpiece in plate form on four sides and convey it in upright position through the machine and at a desired point stop it and position it.</p> |
