Iizixhobo zeentshulubeI-shaft isetyenziswa kakhulu kumashishini ahlukeneyo ebhokisi yegiya ngenxa yokukwazi ukubonelela ngetorque ephezulu, intshukumo egudileyo, kunye nokukwazi ukuzitshixa. Enye yezicelo zayo eziphambili kwiinkqubo zokunciphisa isantya, apho inceda ukufezekisa ulawulo olubalulekileyo lwesantya ngelixa igcina amandla okusebenza. Oku kuyenza ilungele oomatshini abafuna intshukumo echanekileyo, efana namabhanti okuhambisa, iilifti, kunye nezixhobo zokuphakamisa.
Kwishishini leemoto, i-worm gear shafts isetyenziswa kwiindlela zokuqhuba, iqinisekisa intshukumo egudileyo kunye nokulawulwa kwezithuthi. Zikwafumaneka nakwii-winches kunye ne-hoists, ukubonelela ngokuzinza kunye nokuthintela ukuqhubela phambili, okwandisa ukhuseleko.
Kumatshini wemizi-mveliso, iishafu zegiya zeentshulube zidlala indima ephambili kwimixube, oomatshini bokushicilela, kunye nezixhobo ezizenzekelayo, apho intshukumo elawulwayo kunye nokuhanjiswa kwetorque ephezulu kubalulekile. Zikwasetyenziswa koomatshini belaphu, izixhobo zonyango, kunye neerobhothi, zivumela ukunyakaza okuchanekileyo kunye nokuphatha umthwalo.
Ukongeza, iishafti zegiya zeentshulube zifumaneka kwizixhobo zasekhaya, ezinjengeemotho zombane, izivula-mnyango zegaraji, kunye neenkqubo zokulungisa izixhobo zomculo. Ukomelela kwabo, ukusebenza ngokuzolileyo, kunye nokusebenza kakuhle kubenza babe yinxalenye ebalulekileyo yokusetyenziswa koomatshini bale mihla