发明名称 PORTABLE DRILLING EQUIPMENT
摘要 <p>The present invention relates to portable pipe drilling equipment which facilitates the replacement of a drilling mold and the adjustment of drilling position and is easy to carry. The portable pipe drilling equipment comprises: a punching mold (11) to move forward or backward in accordance with the application of pressure induced by the power of a hydraulic cylinder (100); a guide hole (12) to guide the punching mold (11) in a vertical direction; a mold body (15) joined to the top of the support frame (501); an inner mold (20) having a penetration part (21) penetrated in a vertical direction to allow the punching mold (11) to access in a vertical direction; and a case (500) to accept electrical equipment to supply or cut off electricity to a hydraulic pump (200), a hydraulic tank (300), and a hydraulic system including the hydraulic pump (200) and the hydraulic tank (300).</p>
申请公布号 KR101532551(B1) 申请公布日期 2015.06.30
申请号 KR20140053137 申请日期 2014.05.01
申请人 MOON, GYU YEON;KIM, YUN JOUNG 发明人 MOON, GYU YEON;KIM, YUN JOUNG
分类号 B21D28/28;B26F1/02 主分类号 B21D28/28
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