Linear control based automobile steering system
An automobile steering system and control-by-wire technology, which is applied to steering mechanisms, steering rods, electric steering mechanisms, etc., can solve the problems of inability to steer and drive the steering-by-wire steering system without safety redundancy design, so as to improve reliability and facilitate upgrades And assembly, improve the effect of safety factor
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[0022] The present invention will be specifically described below in conjunction with the accompanying drawings.
[0023] The car steering system based on wire control mainly includes: a signal acquisition part, a control unit part, a mechanical execution part and a fault-tolerant control part. Its structure is as figure 1 As shown, the signal acquisition part mainly includes the steering wheel, the torque sensor 1 connected to the steering wheel, the reducer 2, the clutch 3, the road sense motor 5, the current sensor 6 and the acceleration sensor 4, the torque sensor 1, the road sense motor 5, the current sensor And the acceleration sensor 4 is connected to the ECU14 to transmit relevant signals to the ECU14, and the ECU controls the work of these components at the same time. The mechanical execution part mainly includes steering motor 8, clutch 9, reducer 10, rack and pinion steering gear 11, displacement sensor 12, and tension and pressure sensor 13, and the steering actio...
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