Lisebelisoa tsa cylindricaltlhahiso ea thepa ea ho bala, e sebelisoang hangata bakeng sa phetisetso ea matla a shaft e tšoanang, e hloka lipalo tse hlakileng ho netefatsa ts'ebetso e nepahetseng. Mekhahlelo ea mantlha e lokelang ho nahanoa e kenyelletsa karo-karolelano ea li-gear, bophara ba sekhahla, le palo ea meno ea gear. Karo-karolelano ea lisebelisoa, e lekantsoeng ke karo-karolelano ea palo ea meno a gear ea ho khanna ho ea ho lisebelisoa tse khannoang, e ama ka ho toba lebelo le torque ea tsamaiso.
Ho bala bophara ba molumo, sebelisa foromo:
Pitch Diameter=Bophahamo ba Diametral / Palo ea Meno
moo bophara ba diametral e leng palo ea meno ka inch ea bophara ba gear. Palo e 'ngoe ea bohlokoa ke module ea gear, e fanoeng ke:
Mojule=Palo ea Meno/Bokahare ba Leqhubu
Palo e nepahetseng ea profil ea meno le sebaka sa sebaka se bohlokoa ho thibela mathata a meshing le ho netefatsa ts'ebetso e bonolo. Ho feta moo, ho lekola tlhophiso e nepahetseng ea lisebelisoa le ho khutlela morao ho bohlokoa ho boloka ts'ebetso le bophelo bo bolelele. Lipalo tsena li thusa ho rala likere tse sebetsang hantle, tse tšoarellang nako e telele le tse loketseng ts'ebeliso ea tsona e reriloeng.
BELONLisebelisoa tsa Helicalli tšoana le li-gears tsa spur ntle le hore meno a lehlakoreng la mokokotlo, ho fapana le hore a bapelle joalo ka ha a le ka har'a spur gear. li-helical egars ho etsa hore a latele phapang ho tloha ho spur gears tsa boholo bo lekanang.
Matla a meno a maholo hobane meno a le malelele
Ho kopana ho hoholo ka holim'a meno ho lumella lisebelisoa tsa helical ho jara mojaro ho feta lisebelisoa tsa spur
Sebaka se selelele sa ho ikopanya se fokotsa ho sebetsa hantle ha lisebelisoa tsa helical mabapi le lisebelisoa tsa spur.