Design and Development on Automatic Control System of Loader Gearbox

An automatic control system of loader gearbox was described.The micro-computer,power module and the associated auxiliary circuits were utilized to connect the automatic controller.It was connected separately to forward-backward hydraulic shift system and high-low-speed hydraulic shift system together to constitute an automatic control system of loader gearbox.The needs of a variety of control work in loader can be met by the system.