The utility model discloses a hinge for an insulating cover of a steel ladle, which comprises a fixed slot, a rotating slot, a rotating shaft, a pin key, a pin slot, and a supporting arm.
本实用新型公开了一种钢包保温盖铰链，该机构包括固定槽，转动槽、转动轴、销键、销槽支撑臂。
2
The lifting plate is locked automatically by a positioning pin, and then the supporting plate of the pancake is replaced to enable the pancake machine to automatically work again.