The invention provides a wheel floating mechanism and a mobile robot, the wheel floating mechanism comprises a suspension guide seat, the suspension guide seat comprises a guide plate, an upper end cover and a lower end cover, the upper end cover is arranged at the upper end of the guide plate, and the lower end cover is arranged at the lower end of the guide plate; the lead screw assembly comprises a ball screw and a lead screw nut, the upper end of the ball screw is connected with the upper end cover through a first bearing, the lower end of the ball screw is connected with the lower end cover through a second bearing, and the lead screw nut is rotationally connected to the ball screw; the suspension connecting plate is connected with the ball screw through the lead screw nut, and the suspension connecting plate is used for installing a wheel; the braking mechanism is used for braking the ball screw after receiving the wheel control signal; the compression spring sleeves the outer side of the ball screw, the lower end of the compression spring is connected with the suspension connecting plate, and the upper end of the compression spring is connected with the upper end cover. The stable posture of the mechanical arm of the mobile robot during action can be guaranteed, it is guaranteed that when the robot walks, all the four wheels touch the ground, enough road holding force is provided, and swing of the robot is reduced.
本发明提供了一种车轮浮动机构及移动机器人,包括:悬挂导向座,悬挂导向座包括导向板、上端盖以及下端盖,导向板的上端设置有上端盖,下端设置有下端盖;丝杆组件,包括滚珠丝杆和丝杆螺母,滚珠丝杆的上端通过第一轴承连接上端盖,下端通过第二轴承连接下端盖,丝杆螺母转动连接在滚珠丝杆上;悬挂连接板,悬挂连接板通过丝杆螺母连接滚珠丝杆,悬挂连接板,用于安装车轮;制动机构,用于在接收到车轮控制信号后制动滚珠丝杆;压缩弹簧,套设在滚珠丝杆的外侧,压缩弹簧的下端连接悬挂连接板,上端连接上端盖。本发明不仅能够保证移动机器人的机械臂动作时的姿态稳定,而且保证了机器人行走时,四轮全部着地,提供足够的抓地力,减少了机器人的摆动。
Wheel floating mechanism and mobile robot
车轮浮动机构及移动机器人
2024-12-03
Patent
Electronic Resource
Chinese
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