Lub loader ua haujlwm excavating, loading, thiab unloading kev khiav hauj lwm los ntawm kev txav ntawm nws cov khoom ua hauj lwm. Cov khoom siv no muaj cov khoom siv xws li lub thoob, nqa caj npab, txuas, caj npab rocker, thoob lub tog raj kheej, thiab nqa lub tog raj kheej; tag nrho lub rooj sib txoos yog pivotally mounted rau lub chassis.
Cov Loaders feem ntau yog siv los khawb, thauj khoom, tshem tawm, thiab thauj cov ntaub ntawv loj xws li av thiab pob zeb, thiab lawv tuaj yeem ua lub teeb excavation ntawm pob zeb thiab cov av tawv. Los ntawm kev hloov mus rau cov khoom sib txawv, lawv tuaj yeem ua haujlwm xws li bulldozing, lifting, thiab loading lossis unloading ntawm lwm yam khoom. Hauv kev tsim kho txoj kev loj, lawv feem ntau yog siv rau kev txiav cov subgrade - thiab - ua haujlwm, nrog rau kev tuav thiab thauj khoom ntawm asphalt thiab cement pob zeb cog. Ua tsaug rau qhov zoo xws li kev khiav hauj lwm ceev, zoo heev maneuverability, thiab yooj yim ntawm kev khiav hauj lwm, loaders tau tsim sai heev thiab dhau los ua cov khoom tseem ceeb ntawm cov tshuab hauv av thiab pob zeb excavation tej yaam num.
