The invention relates to a crane, an axle steering system and a control method thereof. The axle steering system comprises a front steering axle (10); the steering axle group (20) is positioned on the rear side of the front steering axle (10); the hydraulic driver (30) is in driving connection with the steering axle group (20); the electro-hydraulic proportional control valve (40) is arranged on a hydraulic oil path of the hydraulic driver (30) and is configured to control the driving action of the hydraulic driver (30); the controller (50) is in signal connection with the electro-hydraulic proportional control valve (40) and is configured to send a control signal to the electro-hydraulic proportional control valve (40) according to a turning angle signal of the front steering axle (10); and the hydraulic driver (30) drives the steering axle group (20) to steer according to a steering angle matched with a steering angle signal of the front steering axle (10) through the electro-hydraulic proportional control valve (40).
一种起重机、车桥转向系统及其控制方法,车桥转向系统包括:前转向桥(10);转向车桥组(20),位于所述前转向桥(10)后侧;液压驱动器(30),与所述转向车桥组(20)驱动连接;电液比例控制阀(40),设置在所述液压驱动器(30)的液压油路上,被配置为控制所述液压驱动器(30)的驱动动作;和控制器(50),与所述电液比例控制阀(40)信号连接,被配置为根据所述前转向桥(10)的转角信号向所述电液比例控制阀(40)发出控制信号,以通过所述电液比例控制阀(40)使所述液压驱动器(30)驱动所述转向车桥组(20)按照与所述前转向桥(10)的转角信号匹配的转角进行转向。
Crane, axle steering system and control method of axle steering system
起重机、车桥转向系统及其控制方法
2024-08-09
Patent
Electronic Resource
Chinese
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