lead screw

The mechanism is mainly based on wheeled leg parallelogram in structure, and adjusts its body size by feed screw nut style.

提出了一种基于平行四边形轮腿机构、采用丝杠螺母调节方式的煤气管道检测机器人管径适应调整机构,介绍了该机构的工作原理;围绕机器人牵引能力的改善,对其工作过程中相关力学特性建立了数学模型,并进行了实验测试和验证,结果表明理论分析是正确的。

A distance movement transmission mechanism of new closed pattern of guilde screw nut is designed, the transmission mechanism has the characteistic of higher drive ratio,good reliability,less-used devices and small placement axe.

设计了一种新型丝杠-螺母闭式差动传动机构,该机构具有传动比大、可靠性好、传动元件数目少、轴向位移小等特点。