The invention discloses an automatic hanging and releasing lifting appliance for lifting an inner hole. The lifting appliance comprises a sleeve, a hook, a limiting column, a movable column and a clamping jaw, the top end of the sleeve is correspondingly connected with a hoisting mechanism of the crane, a plurality of hooks are hinged to the wall of the bottom end of the sleeve, a limiting column is inserted into the sleeve, and the hook head end of each hook can correspondingly abut against the conical bottom face of the limiting column; the bottom face of the limiting column is correspondingly and fixedly connected with the head of the movable column, a shaft shoulder is arranged on a column body of the movable column, a slidable annular plate is arranged between the shaft shoulder and the limiting column, a plurality of clamping jaws are hinged to the column body of the movable column, and the bottom ends of the clamping jaws can clamp an inner hole of a lifting workpiece after rotating along hinge points. The top ends of the clamping jaws are correspondingly connected with the sleeve through flexible connecting pieces. The lifting appliance can automatically complete clamping of workpieces, and the workpiece lifting efficiency is improved.
一种内孔吊装用自动挂脱吊具,包含套筒、挂钩、限位柱、活动柱和卡爪;所述套筒的顶端与起重机的吊取机构对应连接,套筒的底端筒壁铰接设有多个挂钩,套筒内插接有限位柱,且挂钩的钩头端能够与限位柱的锥底面对应抵触;所述限位柱的底面与活动柱的头部对应固定连接,活动柱的柱身设有轴肩,该轴肩与限位柱之间设有可滑动的环形板,活动柱的柱身铰接设有多个卡爪,卡爪的底端能够沿铰接点转动后卡住起吊工件的内孔,卡爪的顶端通过柔性连接件与套筒对应连接;本吊具能够自动完成工件的装卡,提高工件吊运效率。
Automatic hanging and releasing lifting appliance for inner hole lifting
一种内孔吊装用自动挂脱吊具
2023-01-31
Patent
Elektronische Ressource
Chinesisch
IPC: | B66C Krane , CRANES |
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