| 摘要 |
<p>The present invention relates to a machine tool including a bed. The bed comprises: a first horizontal frame and a second horizontal frame formed on the lower part of the bed with a gap therebetween in the horizontal direction of the bed; a first vertical frame and a second vertical frame formed on the ends of the first horizontal frame and the second horizontal frame respectively in the vertical direction of the bed at the lower part of the bed; a first horizontal rib and a second horizontal rib formed between the first horizontal frame and the second horizontal frame to be parallel to the first horizontal frame and the second horizontal frame; a plurality of vertical ribs formed at intervals in the horizontal direction of the bed to be parallel to the first vertical frame and the second vertical frame; and a plurality of rib modules formed by and among the first horizontal rib, the second horizontal rib and the vertical ribs, wherein the rib modules have X-shaped ribs formed thereon, respectively.</p> |
