Njira yochepetsera mapulaneti imagwiritsidwa ntchito mu gawo lotumizira la liwiro lotsika komanso torque yayikulu, makamaka pamagalimoto am'mbali mwa makina omanga ndi gawo lozungulira la nsanja ya crane. Mtundu uwu wa makina ochepetsera mapulaneti umafunikira kusinthasintha kosinthika komanso mphamvu yotumizira ma torque amphamvu.
Magiya a pulaneti ndi zida zomwe zimagwiritsidwa ntchito kwambiri pakuchepetsa mapulaneti.Pakalipano, zofunikira kuti ma giya a mapulaneti akonzedwe ndi apamwamba kwambiri, zofunikira za phokoso la gear ndizokwera kwambiri, ndipo magiya amafunika kukhala oyera komanso opanda ma burrs.Choyamba ndi zofunika zakuthupi;chachiwiri ndi chakuti mbiri ya dzino la giya imakumana ndi muyezo wa DIN3962-8, ndipo mbiri ya dzino sayenera kukhala concave, chachitatu, cholakwika chozungulira ndi cholakwika cha cylindricity cha gear pambuyo popera ndipamwamba, ndi dzenje lamkati. mkulu akhakula zofunika.Zofunikira zaukadaulo zamagiya