According to the drive mechanism and the demand of the hydraulic rock drill, the structure character and the designing ways of the impact device, control valve and supporting arm were introduced.
根据水压凿岩机液压传动原理和使用要求,详细介绍了凿岩机中冲击器、操纵阀和支腿的结构特点和设计方法。
Imitating the project of electrical and hydraulic proportional valve, a CAM mechanism is adopted to input and convert the signal of crane arm's radius changing.
系统的控制信号输入方式借鉴电液比例阀方案,采用凸轮杠杆机构,从而利用了凸轮容易实现任意函数关系转换的优点。
Travel mechanism of each track consists of a variable two-speed piston motor, a planetary reducer and a parking brake, travel brake buffer valve is mounted on motor to reduce hydraulic shock.
每侧履带的行走机构由一个变量双速柱塞马达、行星减速器和制动器组成,行走制动缓冲阀与马达一体安装,吸收了行车时由于制动或载荷变化带来的液压冲击。
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