The invention provides an automatic adjusting method of seat headrests, and is suitable for an automatic adjusting device. The automatic adjusting device comprises a pressure sensor arranged on a base of a driver seat, and an infrared tester arranged on a headrest of the driver seat. The automatic adjusting method comprises the following steps: detecting the weight of a human body by the pressure sensor, and outputting weight signals of the human body; detecting the neck position of the human body by the infrared tester, and outputting detection signals of the neck of the human body; converting the weight signals of the human body from an analog form into a digital form; receiving the weight signals of the human body and the neck signals of the human body through a single chip microcomputer, analyzing the weight signals of the human body and the neck signals of the human body through a prestored program, and outputting control signals; connecting an output shaft of a servo motor to the headrest, and driving the headrest to move in the vertical direction according to the control signals.
Automatic adjusting method of seat headrests
10.06.2015
Patent
Elektronische Ressource
Englisch