Ackerman steering mechanism with precise steering function

A precise steering Ackerman steering mechanism is used for adjusting rotation angles of a left front wheel and a right front wheel of a vehicle and comprises the left front wheel installed on a left suspension swing arm of the vehicle, the right front wheel installed on a right suspension swing arm of the vehicle, the left front wheel connected with a left steering knuckle arm, and the right front wheel connected with a right steering knuckle arm. A transverse pull rod is connected between the left steering knuckle arm and the right steering knuckle arm, a steering gear is arranged on the transverse pull rod, the steering gear is connected with a steering wheel of the vehicle through a power-assisted steering mechanism, and a left transverse pull rod length differential adjusting device and a right transverse pull rod length differential adjusting device are further arranged on the transverse pull rod. The lengths of the left tie rod and the right tie rod can be automatically adjusted through the ECU when an