CAJ | 학술논문

介绍了一种适合于室内冶金钢厂轧制线上吊运板坯的小型起重机。特别涉及门式起重机的门架，其门架结构主要是两根主梁、四根门腿、四根端梁、两根连接梁组成两对独立的门架部件，通过上下两对销轴及八套连杆部件使两对门架部件组成支撑承载小车的整体门架，完成一种铰接结构连接。
개소료일충괄합우실내야금강엄알제선상조운판배적소형기중궤。특별섭급문식기중궤적문가，기문가결구주요시량근주량、사근문퇴、사근단량、량근련접량조성량대독립적문가부건，통과상하량대소축급팔투련간부건사량대문가부건조성지탱승재소차적정체문가，완성일충교접결구련접。
This paper introduces a small crane, which is suitable for indoor metallurgy steel rolling line of lift slab. The door frame in particular to gantry crane, the structure is mainly of 2 main beams, 4 door-leg, 4leg root end beam and 2 connect-ing beam, it composed of two independent parts of the door frame, a support bearing the whole car door frame through two pairs of upper and lower pin shaft and eight sets of connecting rod parts to complete the portal frame, then make a connec-tion structure.