Kayayyaki

Saboda haka, waɗannan bearings sun dace musamman ga madaurin kayan aikin injin inda tsarin bearings dole ne ya ɗauki nauyin radial mai nauyi da sauri mai girma, yayin da yake ba da babban matakin tauri, bearings masu layi biyu sun fi dacewa da kaya masu nauyi.

Bearings masu layi biyu na silinda suna da tsari biyu: ramin ciki mai siffar silinda da ramin ciki mai siffar silinda (lambar baya ta bearing da K). Ramin ciki mai siffar silinda kuma yana iya taka rawar ƙaramin daidaitawa na sharewa, kuma yana iya sauƙaƙa tsarin na'urar sanya wuri da kuma sauƙaƙe shigarwa da wargaza shi.

Bearings na nadi mai layi biyu da aka saba amfani da su suna da nau'ikan masu zuwa: jerin NN, jerin NNU, da jerin NNF. Juriya: SP, UP, SP da UP na ramin 1:12 mai kauri.

NN3012KTN/SP Mafi daidaito sosai, layi biyu, mai siffar silinda, bayanin kari
K: Tapered Bore, Taper 1:12
TN: keji na PA66
SP: Nau'in Daidaito na Musamman Don Bearings na Kayan Aikin Inji: Daidaito na Girma Kimanin Zuwa P5, Gudun Daidaito Kusan Zuwa P4

Ana siffanta bearings na musamman ta hanyar amfani da:
Iyawar sauri mai girma
Babban ƙarfin ɗaukar nauyin radial
Babban tauri
Ƙarancin gogayya
Ƙarancin tsayin giciye