Zane Mai Canjawa
Akwai abubuwa da yawa da ya kamata a yi la'akari da su yayin zayyana na'ura mai ɗaukar nauyi.Mafi mahimmanci duk da haka shine zane na shafts.Sauran abubuwan da ya kamata a yi la'akari da su sune diamita na jan karfe, harsashi, cibiyoyi da abubuwan kullewa.

1.0 Shaft zane
Akwai manyan abubuwa guda uku waɗanda ke tasiri ƙirar shaft.Lankwasawa daga tashin hankali akan bel mai ɗaukar nauyi.Torsion daga naúrar tuƙi da karkata.Don haka dole ne a ƙera shingen la'akari da waɗannan abubuwa guda uku.

Don zane na shaft, bisa lankwasa da torsion, ana amfani da max danniya.Wannan damuwa ya bambanta bisa ga kayan da aka yi amfani da su don shaft ko kuma bisa ga max ɗin da aka yarda da mai amfani na ƙarshe.Matsalolin da aka yarda da su na yau da kullun, don kayan shaft ɗin da aka fi amfani da su.
2.0 Tsarin Pulley
Akwai abubuwa daban-daban da ke tasiri diamita na ja.Diamita na jan hankali ana yin su ne ta hanyar ajin bel na jigilar kaya, amma diamita na ramin da ake buƙata shima yana rinjayar diamita.Ƙa'idar zinari don diamita na jan hankali shine ya kamata ya zama aƙalla sau uku diamita na shaft.

2.1 Nau'in Pulley
Akwai manyan nau'o'in ɗigon ruwa guda biyu watau Turbine Pulley da TBottom Pulley.A cikin waɗannan nau'ikan jakunkuna guda biyu ana cire shaft don sauƙin kulawa.

Turbine Pulley ya dace sosai don aikace-aikacen ƙananan aiki zuwa matsakaici tare da cibiya da aka tsara don ba da izini don daidaitawa, don haka yana hana babban damuwa a kan majalissar kullewa ko walda.T-Bottom Pulley ana amfani da shi kullum don aikace-aikacen aiki mai nauyi tare da diamita na shaft na 200mm kuma girma.Babban fasalin wannan ginin shine fuskar bangon waya wanda aka yi masa walda don haka harsashi zuwa ga walda ana fitar da shi daga wurin da ake damuwa a ƙarshen farantin.

2.2 Pulley rawanin
Cikakken Crown: Daga tsakiyar layin ja tare da rabo na 1:100
Rawan Kambi: Kambi daga kashi na farko da na ƙarshe na uku na fuskar jan hankali tare da rabon 1:100 Kambi yawanci ana yin shi ne kawai akan takamaiman buƙatu.

2.3 Tafiya
Ana iya amfani da nau'ikan laggu iri-iri a kan ɗigon ruwa watau roba lagging, flameproof (neoprene) lagging ko yumbu lagging.