Kayan aikin taurariset inner gears muhimmin sashi ne na gearboxes na duniya, waɗanda ake amfani da su sosai a aikace-aikace waɗanda ke buƙatar yawan ƙarfin juyi da ƙira mai sauƙi. Waɗannan gear na ciki, wanda aka fi sani da gear zobe, suna da haƙora a saman ciki kuma suna aiki tare da gear na rana da gear na duniya epicycloidal don rarrabawa.
An yi su ne da kayan aiki masu ƙarfi kamar ƙarfe mai ƙarfe ko ƙarfe mai tauri, an tsara gears na ciki don ɗaukar nauyin kaya masu wahala yayin da ake kiyaye daidaiton daidaito. Suna ba da damar canja wurin juyi mai santsi, yawan gear mai yawa, da rage girgiza, wanda hakan ya sa suka dace da masana'antu kamar su robotics, motoci, sararin samaniya, da kuma sabuntawa.
Ana iya keɓance su ta hanyar girma, bayanin hakora, da kayan aiki, waɗannan gears ɗin suna biyan takamaiman buƙatu don aikace-aikace daban-daban. Ko don rage gudu, ƙara ƙarfin juyi, ko inganta kuzari, saitin gear na duniyagiyar ciki suna da mahimmanci don cimma aiki mai kyau da aminci.
Mun samar da kayan aikin dubawa na zamani kamar injin aunawa mai tsari uku na Brown & Sharpe, cibiyar aunawa ta Colin Begg P100/P65/P26, kayan aikin silinda na Jamusanci na Marl, na'urar gwajin roughness ta Japan, na'urar tantancewa ta gani, na'urar auna tsayi da sauransu don tabbatar da cewa an yi gwajin ƙarshe daidai kuma gaba ɗaya.