5、s-tructionmachineryinthenationalproductinaveryimportantposition,itlar-gelyreplacedtheoriginal,backwardproductiontools,inpresent-dayChinaandtherapiddevelopmentoftheworld.Excavator walkingdevice is supportingpart of the whole machinery.The reactionforce it towithst
6、and thedeadweight of machinery andwork equipmentexcavation excavator stable support ontheground, the device isalsothe excavator attheworkplace andfreedomofmovement. Thequality of the walkingdevice design willaffect the maneuverability of the excavator, climbingab
7、il-ity, off-roadperformance, thegroundpressure and the stability of the excavator.The maincontent of thisdesign: walking the calculation ofthe traction of the device; walkingdevice drive program selectionand the design of thetransmi-ssionratio calculation; someof
8、themajor componentsstrengthcheck; tensioningde-vice, walking framesand four inthevicinityof SelectionandDesign;III draw zero partsdrawings and assemblydrawing,