| 摘要 |
<p>The drawing bench comprises one-direction reversible drive with a pair of closed chains (11, 15), a drawing bracket (5), a tractive truck (10), a jaw box (13) with hoisting jaws (14) and mandrel rods (17). A fixed compaction block (3) is situated in the drawing bracket (5). A sliding draw plate (6), cushioned with springs, is placed in the guideway (7) of the drawing bracket (5). The jaw box (13) of the tractive truck (10) with a pair of compaction chains (11) is equipped with a dowel pin (12) and t he distance piece (19) is mounted on the pin rod (17).</p> |
