Nyundo ndi zikhadabo zosatha ntchito pamakina a ulimi, zomwe zapangidwira makamaka makina ophwanyira ndi kubweza udzu.
Zikhadabo za nyundo zimapangidwa ndi chitsulo champhamvu kwambiri, zomwe zimapangitsa kuti zisawonongeke komanso zisawonongeke. Zapangidwira makamaka zida zaulimi monga makina obweza udzu ndi zopopera. Kapangidwe kake kapadera kofanana ndi zikhadabo kamaphwanya bwino mapesi olimba monga chimanga ndi thonje, ndi nthaka yabwino komanso kudula bwino zikhadabo za mizu. Kudzera mu kutentha, zimakhala zolimba komanso zolimba, zomwe zimapangitsa kuti zikhale ndi moyo wautali. Ndi chinthu chofunikira kwambiri chopewera kusweka kuti chiwongolere bwino ntchito yophwanya zikhadabo ndi kubwezeretsa udzu m'minda.
Thupi lalikulu la chinthucho limapangidwa ndi chitsulo cha manganese chapamwamba kapena 27MnB5 ndi chitsulo china chapamwamba kwambiri, ndipo chimapangidwa mokhazikika kudzera mu kuponyera kolondola kapena kupangira die. Chogwirira cha nyundo chili ndi mabowo olumikizira wamba ndi shaft ya pin yolimba kwambiri kuti zitsimikizire kulumikizana kokhazikika ndi rotor pansi pa kuzungulira kwachangu komanso kusonkhana mosavuta ndi kusokoneza. Mapangidwe ena atsopano amawonjezeranso masikapu ooneka ngati V kapena mapangidwe a mzati wa hexagonal pamalo olumikizira kuti asinthe mosavuta komanso mwachangu, kuchepetsa nthawi yogwira ntchito yokonza munda.
Chogulitsachi chili ndi kapangidwe kake ka zikhadabo ziwiri. Poyerekeza ndi zikhadabo zachikhalidwe za mbali imodzi, mbali imodzi ikatha, imatha kusinthidwa ndikugwiritsidwanso ntchito, zomwe zimapangitsa kuti "zigwiritsidwe ntchito kawiri mu chikhadabo chimodzi." Izi zimakulitsa moyo wonse wa ntchito ya chinthucho ndikuchepetsa ndalama zomwe wogwiritsa ntchito amagwiritsa ntchito.
Kulimba kwambiri komanso kukana kuvala: Mutu wa claw ya hammer umalandira chithandizo chapadera cha kutentha, zomwe zimapangitsa kuti ikhale yolimba mpaka 42-48 HRC. Kulimba kwake pamwamba komanso kulimba kwake kwambiri kumamulola kupirira kuthamanga kwa liwiro mpaka 50 m/s. Ngakhale m'malo ovuta okhala ndi mchenga ndi miyala, imakhalabe yolimba komanso yolimba.
Kupukutira bwino kwambiri: Mano apadera okhala ngati zikhadabo, kuphatikiza ndi masamba okhazikika mkati mwa chivundikirocho, amapanga mphamvu zambiri za "kukhudza, kudula, ndi kukanda" pa udzu pansi pa kuzungulira kwachangu, zomwe zimapangitsa kuti upukutire bwino komanso kufalikira, zomwe zimathandiza pa ntchito zotsalira za udzu kapena kulima mozama.
Yotsika mtengo komanso yolimba: Zipangizo zolimba kwambiri pamodzi ndi kapangidwe ka mbali ziwiri zimapangitsa kuti ikhale yotsika mtengo kwambiri kuposa zikhadabo za nyundo zachitsulo wamba, zomwe zimapangitsa kuti ikhale njira yabwino kwambiri yochepetsera kusintha kwa zowonjezera pafupipafupi ndikuwonjezera magwiridwe antchito.










