Kungani Ukuqiniswa Kwesikhala Somsonto Kubalulekile Ezindongeni Zamaloli (Crane Sheaves)
Isingeniso
Izindonga zamaloli (crane sheaves) zidlala indima ebalulekile ezintweni zokukhuphula ezifana namaloli, izinsimbi zikagesi (electric hoists), namawinshi. Ziqondisa izintambo zocingo futhi zisekela imithwalo esindayo ngesikhathi sokusebenza.
Enye yezindawo ezibaluleke kakhulu zokusebenza kwesondo leloli (crane sheave) yisikhala somsonto (rope groove), esithintana ngqo nentambo yocingo. Ngesikhathi sokusebenza, ukungqubuzana okuqhubekayo nengcindezi kwenzeka phakathi komsonto nendawo yesikhala.
Ukuthuthukisa ukuqina nokusebenza, izindonga zamaloli (crane sheaves) zivame ukuthola ukwelashwa kokuqiniswa kwesikhala somsonto (rope groove hardening treatment).
Kungani Ukuqiniswa Kwesikhala Somsonto Kubalulekile
Ngesikhathi sokusebenza kokukhuphula, intambo yocingo ihamba njalo endaweni yocingo ngaphansi komthwalo. Lokhu kudala ukungqubuzana okuqhubekayo kanye nengcindezi ebusweni bendawo.
Uma indawo ingalungiswa kahle, kungaholela ku:
- Ukuguga okusheshayo kobuso bendawo
- Ukuhlanekezelwa kwendawo
- Ukuguga okwandisiwe kwentambo yocingo
- Ukuncipha kwesikhathi sokusebenza kwe-sheave
- Izingozi Zokuphepha Ezingenzeka
Ukuqina kwe-groove yentambo kuthuthukisa kakhulu ukumelana komhlaba nokuguga nokulimala komshini.
Izindlela Zokuqina Ezijwayelekile
Ukuqina kwe-groove yentambo kuvame ukwenziwa kusetshenziswa izinqubo zokwelashwa kokushisa komhlaba.
Izindlela ezijwayelekile zihlanganisa:
Ukuqina Ngokufaka Ugesi
Ukuqiniswa ngokushisa (induction hardening) kusebenzisa ugesi ophakeme kakhulu noma ophakathi nendawo ukushisa ubuso besikhala ngokushesha, kulandelwe ukupholisa okusheshayo.
Ngaphambi kokuqiniswa, isondo (sheave) ngokuvamile lihlolwa ukuqinisekisa ukuthi alinawo amaphutha angaphakathi.
Le ndlela ihlinzeka nge:
- High surface hardness
- Ukulawula okunembayo kwendawo eqinisiwe
- Ukuhlanekezela okuncane
Ukuqinisa nge-flame
Ukuqinisa nge-flame kusebenzisa i-flame engozi ephakeme ukushisa indawo yembobo, kulandelwe ukupholisa.
Le ndlela ilungele izingxenye ezinkulu futhi inikeza ukuqinisa okusebenzayo kwendawo.
Izinzuzo zokuqinisa imbobo yentambo
Ukuqinisa imbobo yentambo kunikeza izinzuzo eziningana ezibalulekile ekusebenzeni kwezinsimbi zikagesi.
Ukumelana nokuguga okuthuthukisiwe
Indawo yembobo eqinisiwe ingamelana nokungqubuzana okuqhubekayo kwentambo yocingo, kunciphisa kakhulu ukuguga.
Impilo yesevisi eyandisiwe
Ngokwanda komqeqetsho womhlaba, i-sheave ingasebenza isikhathi eside ngaphandle kokugobeka noma ukulimala.
Ukuvikelwa Okungcono Kwentambo Yocingo
Ukuqina nokuthambisa kahle kwe-groove kunciphisa ukuguga okungalingani kwentambo yocingo, kusiza ukwandisa isikhathi sayo sokusebenza.
Ukuzinza Okuthuthukisiwe Kokuphatha
Ukuqina kuqinisekisa i-geometry ye-groove ehambisanayo, okuvumela ukunyakaza okubushelela kwentambo yocingo kanye nemisebenzi yokukhuphula ezinzile.
Ukusetshenziswa Ezintweni Zokukhuphula
Ukuqina kwe-groove yentambo kusetshenziswa kabanzi ku:
- Amakhenane Amabhuloho
- Ama-gantry crane
- Ama-electric hoist
- Ama-winch system
Lezi zicelo zidinga ukuqina okuphezulu nokusebenza okuthembekile ngaphansi kwezimo zokulayisha eziphindaphindayo.
Isiphetho
Ukuqinisa imbobo yentambo kuyinqubo ebalulekile ekwenzeni izinsimbi zikagesi. Kuthuthukisa ukumelana nokuguga, kwandisa impilo yesevisi, futhi kuthuthukisa ukwethembeka okuphelele kwemishini yokuphakamisa.
Kwizicelo ezibandakanya imithwalo esindayo noma ukusebenza njalo, izimbobo zentambo eziqinisiwe zibalulekile ukuqinisekisa ukusebenza kwesikhathi eside nokuphepha.