Zvemaindasitiri michina,backup rolls, mabhuku ebasa uyehigh-speed steel rolls kuita basa rakakosha mukuona kushanda kwakanaka uye kwakanaka. Izvi zvikamu zvakakosha pakuita kwekugadzira mumaindasitiri akasiyana anosanganisira simbi, mota nekugadzira. Kunzwisisa kukosha kweaya ma rollers kwakakosha kumabhizinesi ari kutsvaga kukwirisa maitiro avo ekugadzira uye kuchengetedza emhando yepamusoro kubuda.

Backup rolls chikamu chakakosha cheiyo rolling mill, inopa tsigiro uye kugadzikana kune yebasa rolls panguva yekukunguruka. Iwo anowanzo kugadzirwa kubva kune yakakwira-giredhi simbi uye akagadzirirwa kutsungirira kumanikidza kwakanyanya uye tembiricha. Backup rolls inobatsira kuve nechokwadi kugovera kudzvanywa pamapepa ebasa, kudzivirira kusaenzana kwezvinhu ukobvu uye hurema hwepamusoro muchigadzirwa chekupedzisira.

Work rolls ndiwo maturusi makuru anoshandiswa mukukunguruka uye ane basa rekugadzira uye kuderedza ukobvu hwezvinhu zviri kugadziriswa. Aya ma roller ari pasi pekunetseka kwakanyanya uye kupfeka, zvichiita kuti zvive zvakakosha mumitsara yekugadzira. Yepamusoro-mhando yebasa rolls yakakosha pakuwana kwayo uye kuenderana kwechigadzirwa zviyero, kupedzisa kwepamusoro uye zvinhu zvenyama.

HSS (High Speed ​​​​Steel) rolls inozivikanwa nekunaka kwayo kupfeka kuramba, kupisa kwemafuta uye kuoma kwakanyanya. Aya ma rolls anowanzo kushandiswa mukupisa kutenderedza application uye ari pasi pekupisa kwakanyanya uye mitoro inorema. High-speed steel rolls yakagadzirirwa kutsungirira mamiriro ezvinhu akaoma, ichipa kushanda kwepamusoro uye hupenyu hurefu hwebasa kupfuura zvigadzirwa zvechinyakare.

Kugadzirisa kwakaringana uye kudzoreredzwa nguva dzose kwema-backup rolls, roll rolls uye high-speed simbi rolls zvakakosha kuti ive nechokwadi chekushanda kwakanaka uye kwakavimbika kwemichina yemaindasitiri. Kugara uchiongorora uye kugadzirisa kunobatsira kuona kupera nekukuvadzwa nekukurumidza, kudzivirira kudhura nguva yekudzikira uye kunonoka kugadzira. Kuisa mari mumhando yepamusoro-soro uye kutora maitiro akanakisa ekugadzirisa roll kunogona kukanganisa zvakanyanya kuita kwese uye pundutso yekushanda kwako kwekugadzira.

Muchidimbu, mabheti ekuchengetedza, ma rolls ebasa uye akakwira-kumhanya simbi simbi zvinhu zvakakosha mumichina yemaindasitiri uye inoita basa rakakosha mukugadzirwa kwezvinhu zvemhando yepamusoro. Kunzwisisa kukosha kweaya maroll uye kushandisa nzira dzakakodzera dzekugadzirisa kwakakosha kumabhizinesi ari kutsvaga kuwana budiriro yakakwana uye inowirirana mhando yechigadzirwa.