This study includes design of the special loading - frame and hydraulic loading system for checking - up the lift capacity of tractor hydraulic lifter , besides , it involves the fixing and debuge and experimentation of the whole test bench 本設(shè)計(jì)研究主要包括拖拉機(jī)液壓提升器提升能力檢測專用加載框架的設(shè)計(jì)和液壓加載系統(tǒng)的設(shè)計(jì),另外還包括整機(jī)的安裝與調(diào)試及試驗(yàn)。