The invention relates to a hoisting tool for disassembling and assembling for a roller of a rotary expander, and a disassembling and assembling method for the roller. The hoisting tool for disassembling and assembling for the roller of the rotary expander comprises a roller frame, a roller fixing assembly, a balance hoisting assembly and a counterweight assembly, wherein the roller frame is a rectangular frame with an opening in one side; the roller fixing assembly comprises a connecting piece and a plurality of pairs of conical fixing pieces, the connecting piece is used for rigidly connecting the small end surface of the roller to the roller frame, and the conical fixing pieces are installed at the top and the bottom of the roller frame separately, so that the opening side of the roller frame is of a conical structure; the balance hoisting assembly comprises a lifting lug, a lead screw piece, a bearing piece and a lifting lug adjusting piece; the lead screw piece comprises a lead screw and a nut, the lead screw is fixed to the roller frame through the bearing piece, and a lifting lug adjusting piece is arranged at the first end of the lead screw; the nut is arranged on the lead screw in a sleeving mode through threads of the lead screw, and the lifting lug is installed on the nut; and the counterweight assembly is used for adjusting the levelness of the hoisting tool for disassembling and assembling for the roller of the rotary expander.
本公开是关于一种用于旋扩机轧辊拆装的吊装工具及轧辊拆装方法,用于旋扩机轧辊拆装的吊装工具包括轧辊架、轧辊固定组件、平衡吊装组件以及配重组件;轧辊架为一侧开口的矩形框架;轧辊固定组件包括连接件以及若干对锥形固定件,连接件用于将轧辊的小端端面刚性连接在轧辊架上,锥形固定件分别安装于轧辊架的顶部和底部,使轧辊架的开口侧呈锥形结构;平衡吊装组件包括吊耳、丝杆件、轴承件以及吊耳调节件;丝杆件包括丝杆以及丝母,丝杆通过轴承件固定在轧辊架上,丝杆的第一端设有吊耳调节件;丝母通过丝杆的螺纹套设在丝杆上,丝母上安装有吊耳;配重组件用于调整用于旋扩机轧辊拆装的吊装工具的水平。
Hoisting tool for disassembling and assembling for roller of rotary expander, and disassembling and assembling method for roller
用于旋扩机轧辊拆装的吊装工具及轧辊拆装方法
2021-04-27
Patent
Electronic Resource
Chinese
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