The invention relates to an electric brake actuator which comprises a motor (1), a brake (2), a gear assembly (3), a lead screw assembly (4) and a signal conditioning module (7), the motor (1) is connected with the brake (2) and the gear assembly (3), the gear assembly (3) is connected with the lead screw assembly (4), the electric brake actuator further comprises a piezoelectric actuator cylinder (6), the piezoelectric actuator cylinder (6) is connected with the lead screw assembly (4). And the the piezoelectric actuator cylinder is electrically connected with the signal conditioning module (7). According to the invention, the electric brake actuator can control the brake pressure more stably, and the dynamic closed-loop characteristic can be greatly improved.
本发明涉及一种电刹车作动器,包括电机(1)、制动器(2)、齿轮组件(3)、丝杠组件(4)和信号调理模块(7),所述电机(1)分别与所述制动器(2)和所述齿轮组件(3)连接,所述齿轮组件(3)与所述丝杠组件(4)连接,还包括压电作动筒(6),所述压电作动筒(6)与所述丝杠组件(4)连接,并与所述信号调理模块(7)电连接。本发明可以使电刹车作动器对于刹车压力的控制更加稳定,且动态闭环特性也能得到大幅度提升。
Electric brake actuator
电刹车作动器
18.02.2022
Patent
Elektronische Ressource
Chinesisch