Lapho sicabanga ngokukhiqizwa kwensimbi, sivame ukucabanga ngobukhuluUkushaywa okushisayo okushisayonamabhande anamandla okuhambisa. Kodwa-ke, kuneqembu lamaqhawe e-Unsung Heroes adlala indima ebalulekile ekuqinisekiseni ukusebenza kahle kanye nekhwalithi yenqubo:ukusekela ama-roller. Le migwaqo esebenza kanzima ingahle ingatholi ukunakwa okuningi, kepha idlala indima ebalulekile ekusekeleni ukusebenza okuqhubekayo kwamamitha ashisayo okugoqa nokugcina ukukhiqizwa kwensimbi esezingeni eliphakeme. Masinikeze umhlaba we-Backup Roll futhi uthole umnikelo wawo obalulekile embonini yensimbi.

Ukuxhaswa okungavuthiwe kwama-hot rolling mills:

Ukugaya okushisayo okushisayo kuyinto yokusebenza kwensimbi yokukhiqizwa kwensimbi, ngokubumba ngokuqhubekayo nokuguqula izinto ezingavuthiwe ibe yimikhiqizo ehlukahlukene yensimbi.Ama-Backup RollNikeza ukwesekwa kanye nokuqina emisebenzini yomsebenzi, ukuqinisekisa ukugoqa okunembile nokungaguquguquki. Ngaphandle kwabo, wonke umugqa wokukhiqiza uzofika ngokushesha, ubize imboni isikhathi esiningi nemali.

Ethembekile futhi eqinile:

Ama-backup rolls acindezelwa yingcindezi enkulu kanye nengcindezi evela kuImisebenzi Yomsebenzi, ngakho ukuqina kwabo namandla abo kubaluleke kakhulu. Lawa ma-rolls ajwayele ukwenziwa ngohlobo lwezinto ezisezingeni eliphakeme ezifana nensimbi enokwakhiwa noma i-iron yensimbi, ebavumela ukubamelana namazinga okushisa aphezulu nemithwalo esindayo.

ukuqinisekisa ikhwalithi:

Ngaphezu kokuhlinzeka ukwesekwa, ama-backup rolls nawo anomthelela omkhulu ekhwalithi ephezulu nokunemba kwensimbi ebunjiwe. Badlala indima ebalulekile ekuvikeleni amamaki e-roll kanye namaphutha angaphezulu ngokunciphisa ukwehla kanye nokuqinisekisa ngisho nokusatshalaliswa kwengcindezi emiqhudelwaneni yomsebenzi. Lokhu kukhiqiza insimbi engenasici ehlangabezana namazinga ekhwalithi aqinile adingwa yizimboni ezahlukahlukene.

Ukuguquguquka okudlula okushisayo okuxakayo:

Ngenkathi ama-hot rolling mills ayisizinda esiyinhloko sama-backup rolls, lezi zinto eziguquguqukayo zingatholakala nakwezinye izinqubo zezimboni. Ama-conlor rolls kanye nama-screen roll asetshenziswa ezinhlobonhlobo zezicelo ancike kuma-rolls wokusekelwa ukwenza lula ukunyakaza okubushelelezi nokusebenza kahle. Noma ngabe esezimayini, ukuphatha izinto noma ukukhiqiza amaphepha, ama-backup roll akhulisa umkhiqizo futhi anwebe impilo yemishini abayisekelayo.

Lapho sibona izinqubo eziyinkimbinkimbi ezibandakanyeka ekukhiqizeni insimbi, kubalulekile ukuthi ungakunaki umnikelo obalulekile wemikhawulo yokusekelayo. Ngenkathi zingahle zingenakuqhathaniswa, la ma-rolls angazinikezi ahlinzeka ngokusekelwa okubalulekile, ukuqina kanye nokuqinisekiswa kwekhwalithi yamagadi okushisa ashisayo neminye imikhakha yezimboni. Ukuqina kwabo, ukuthembeka kanye nokuguquguquka kwezinto eziguquguqukayo kubenzele amaqhawe angasebenzi embonini yensimbi, okusivumela ukuba sijabulele imikhiqizo yensimbi ehlukahlukene esephenduke ingxenye ebalulekile yezimpilo zethu zanamuhla.