The invention relates to the technical field of telescopic equipment, and discloses an arm pin inserting and pulling device, a telescopic oil cylinder, a telescopic arm and an operation machine.The arm pin inserting and pulling device comprises a base, a driving assembly, a rotating arm assembly and an arm pin push-pull assembly, and the base is suitable for being connected with a telescopic oil cylinder body; the driving assembly is connected with the base, and the telescopic end of the driving assembly can reciprocate in the axial direction of the telescopic arm. An input part, a fixed part and an output part are arranged on the rotating arm assembly, the input part is in sliding connection with the telescopic end of the driving assembly, and the fixed part is rotationally connected with the base; the arm pin push-pull assembly is in sliding connection with the base in the radial direction of the telescopic arm, the arm pin push-pull assembly is in sliding connection with the output part, and the arm pin push-pull assembly is suitable for being in driving connection with the arm pin assembly; wherein the driving assembly can push the rotating arm assembly to do reciprocating rotation around the fixed part so as to drive the arm pin push-pull assembly to do reciprocating motion in the radial direction of the telescopic arm; the problems that an arm pin transmission part is prone to failure and the structure is complex can be solved.
本发明涉及伸缩设备技术领域,公开了一种臂销插拔装置、伸缩油缸、伸缩臂及作业机械,包括基座、驱动组件、旋转臂组件和臂销推拉组件,基座适于与伸缩油缸本体连接;驱动组件与基座连接,且驱动组件的伸缩端能够沿伸缩臂的轴向往复运动;旋转臂组件上设置有输入部、固定部和输出部,输入部与驱动组件的伸缩端滑动连接,固定部与基座转动连接;臂销推拉组件与基座沿伸缩臂的径向滑动连接,臂销推拉组件与输出部滑动连接,臂销推拉组件适于与臂销组件驱动连接;其中,驱动组件能够推动旋转臂组件绕固定部进行往复旋转,来驱动臂销推拉组件沿伸缩臂的径向往复运动;能够解决臂销传动零部件易失效,且结构复杂的问题。
Arm pin inserting and pulling device, telescopic oil cylinder, telescopic arm and operation machine
臂销插拔装置、伸缩油缸、伸缩臂及作业机械
2024-10-01
Patent
Electronic Resource
Chinese
IPC: | B66C Krane , CRANES |
European Patent Office | 2023
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