| 摘要 |
<p>The present invention relates to an apparatus for injecting raw materials, comprising a raw material filling unit having an inner space in which raw materials are stored and having the lower side thereof opened, and has multiple recession units formed at the end part of the lower side, whose width narrows toward the upper part; a gate that is protruded upward and formed by a part of the circumference corresponding to the recession unit, has multiple slope faces in which protruded points are connected to each other, and selectively controls an opening and closing of the inner space on the lower side of the raw material filling unit; and a driving unit that is formed on the outside of the raw material filling unit and selectively ascends and descends the gate by being connected to the gate.</p> |
