Instrument of installation cavity cover body

The utility model provides an instrument of installation cavity cover body, including clamp plate (1), slewing mechanism (2), fixed part (3), the outer edge of the cavity cover body can be pushed downin clamp plate (1), slewing mechanism (2) set up perpendicularly in the center of clamp plate (1), can rotate in the vertical direction of clamp plate (1), the hollow overcoat body (4) can be fixed in fixed part (3), slewing mechanism (2) can hollow inner casing's (5) inside with swing joint, control slewing mechanism (2) and fixed part (3) the relative motion on cavity cover body axis directionare set up in fixed part (3). The utility model discloses the simple structure of instrument, convenient operation can realize the especially quick installation of engine cylinder cover of the cavitycover body, improves work efficiency, reduces intensity of labour to do not produce the harm to the cavity cover body itself. 本实用新型提供了种安装中空套体的工具，包括压板(1)、转动机构(2)、固定部件(3)，所述压板(1)能够压住中空套体的外沿，所述转动机构(2)垂直设置于压板(1)的中心、能够在所述压板(1)的垂直方向上