| 摘要 |
<p>The present invention provides an apparatus to clean the surface of a steel plate which may comprise: a supporting part provided on a pathway of transferring a material and includes a hollow part therein; an impurity removing part which communicates with the hollow part of the supporting part, contacts a front side and a backside of the material to remove impurities remaining on the surface of the material, and can vary an operation range of removing impurities corresponding to the various sizes of the material; and a discharging part which communicates with the hollow part of the supporting part, sucks the impurities which are removed by the impurity removing part, and then discharges the impurities to the outside.</p> |
