Iirola zerabha, njengamacandelo angundoqo asebenzayo kwiinkqubo ezifana nokuhanjiswa, i-calendering, kunye nokwaleka, iipropathi zazo eziphathekayo zichaza ngokuthe ngqo ukuchaneka kokusebenza, ukusebenza kakuhle, kunye nomgangatho wemveliso wesixhobo. Eli nqaku liphonononga ngokucokisekileyo iipropathi zoomatshini kunye neempawu zeekhemikhali zezinto eziqhelekileyo zerubha zerubha ezifana nerabha yendalo, irabha ye-nitrile, irabha ye-silicone, kunye nerubha ye-fluorine. Ngokudibanisa iimfuno zokusetyenziswa kweemeko ezahlukeneyo zemizi-mveliso, ihlalutya nzulu ingqiqo engundoqo yokhetho lwemathiriyeli, ibonelela ngazo zombini iireferensi zezemfundo kunye nezisebenzayo zokhetho lobugcisa kwimimandla efana nokuveliswa koomatshini, ukuprinta nokupakishwa, kunye nokudaya kwamalaphu kunye nokushicilela. Ukutyhila umgaqo ongundoqo wokuba "izinto ze-rubber rollers zinquma ukusetyenziswa kwazo".
I. Ukuhlelwa kwezinto eziphathekayo kunye neeParameters zeNtsebenzo eziPhambili zeRubber Rollers
Ukusebenza kwe-rubber rollers kunqunywe ngokudibeneyo yisakhiwo se-molecular ye-rubber yesiseko, indlela yokudibanisa kunye ne-additive formula. Iiyantlukwano eziphambili zokusebenza kwezinto eziqhelekileyo zibalulekile, zibonelela ngesiseko sokulungiswa kwendawo
1.Irabha yendalo (NR) roller
Ukusebenza okungundoqo: Amandla e-Tensile 20-30MPa, izinga lokubuyela emuva> 70%, ukuxhatshazwa okugqwesileyo kokunxiba, Ubunzima be-Shore 50-70A, ubushushu bokusebenza ububanzi -5℃ukuya kwi-80 degree.
Iimpawu zokusebenza: Ukuqina okugqwesileyo kunye nokuguquguquka, iipropathi eziguqukayo eziguqukayo, ezikwaziyo ukuthintela ngokufanelekileyo ukothuka koxinzelelo, kodwa ukunganyangeki kwe-oyile kunye nokuxhathisa kwe-ozone.
2. Irabha ye-Nitrile (NBR) roller
Ukusebenza okungundoqo: Amandla e-Tensile 15-25MPa, Ubunzima be-Shore 55-75A, izinga lokuvuvukala kwevolumu kwioli yamaminerali kunye neoli ye-hydraulic engaphantsi kwe-10%, iqondo lokushisa elisebenzayo -20℃ukuya kwi-100 degree.
Iimpawu zokusebenza: Inokuxhathisa i-oyile kunye nokungagugi, amandla aphakathi koomatshini, ukuxhathisa okuqinileyo -kumajelo eendaba ezipolar, kodwa i-avareji ephantsi yokumelana nobushushu kunye nokuxhathisa imozulu.
3. Irabha ye-Silicone (VMQ) roller
Ukusebenza okungundoqo: Ubunzima be-Shore 40-60A, ubushushu bokusebenza ububanzi -60℃C ukuya kwi-250℃C, ukuzinza okuphezulu kunye nokushisa okuphantsi, i-coefficient ephantsi ye-friction, i-biocompatibility ihambelana nemigangatho ye-USP ye-Class VI.
Iimpawu zokusebenza: Inobuxhakaxhaka bokuguga obuphezulu-ubushushu obuphezulu kunye nokusebenza kwe-insulation, kulula ukuyidiliza kwaye ayibambeleli kwizinto, kodwa amandla ayo omatshini kunye nokumelana nokunxiba buthathaka kunezo zerubha zendalo kunye nerabha ye-nitrile.
4. Irabha yeFluorine (FKM) roller
Ukusebenza okungundoqo: Amandla obunzima be-15-20MPa, Ubunzima be-Shore 60-80A, ububanzi bokushisa obusebenzayo -20℃C ukuya kwi-260℃C, ukumelana ne-acids eqinile, i-alkalis eyomeleleyo, i-oxidants eyomeleleyo kunye ne-aviation fuel kunye nezinye izinto ezidliwayo.
Iimpawu zokuSebenza: Inozinzo olomeleleyo lwekhemikhali kunye{0}}nokumelana nobushushu obuphezulu, ubomi benkonzo ende, kodwa ixabiso liphezulu kakhulu, kwaye ukunwebeka kwayo kunye nokuqhubekeka kumbi kakhulu.
5. I-rubber ye-chloroprene (CR) roller
Ukusebenza okungundoqo: Amandla e-Tensile 25-35MPa, Ubunzima be-Shore 50-70A, i-ozone inqanaba lokumelana nokuguga ukuya kwi-ASTM D1149 Iklasi A, iqondo lokushisa elisebenzayo -30℃C ukuya kwi-100℃C, i-oksijini index> 38.
Iimpawu zokusebenza: Ukumelana nemozulu elungeleleneyo, ukunqanda ilangatye kunye nokuxhathisa ukubola kweekhemikhali, amandla omatshini aphezulu, kodwa ukuxhathisa kwe-oyile buthathaka kunerubha ye-nitrile.
Ii. Izinto eziphathekayo - Ukulungelelaniswa kweSiceni: UkuSebenza okuchanekileyo kweSicelo se-Rubber Rollers
Iimfuno zeqondo lokushisa, eliphakathi, uxinzelelo, i-friction coefficient, njl Ukukhethwa kwezinto kufuna ukufezekisa umdlalo ochanekileyo we "performance - demand"
1. Ushicilelo kunye neshishini lokupakisha: Ukuqhubela phambili ukuhanjiswa kwe-inki efanayo kunye nokunxiba{1}} ukuhambelana okuxhathisayo
Izinto ezihambelanayo: Iirola zerabha zendalo (NR), iirola zerubha zenitrile (NBR).
Ingqiqo yesicelo: Kwinkqubo yokushicilela, ukuqina okuphezulu kunye nokuqina okugqwesileyo kweerola zerabha zendalo kunokuqinisekisa ukufakwa kwe-inki efanayo, ukuphepha amabala e-inki kunye noshicilelo oluphosiweyo. Kwiimeko apho izinyibilikisi ze-inki zidibene, ukuxhathisa kweoli yeerola zerubha ze-nitrile kunokuthintela ukuvuvukala kunye nokukhubazeka, ukuqinisekisa ukuchaneka kokushicilela.
Usetyenziso oluqhelekileyo: Iirola zokudlulisa i-Ink koomatshini bokushicilela beoffset, iirola zoxinzelelo koomatshini bokuprinta begravure, kunye neerola ezilaminetha zokupakisha iifilimu.
2. Ushicilelo lwelaphu kunye neshishini lokudaya: Ukulinganisa ukumelana nobushushu kunye-neemfuno zongcoliseko
Izinto ezihambelanayo: iirola zerabha yeSilicone (VMQ), irabha yeklororene (CR)
Ingqiqo yesicelo: Kwinqanaba eliphezulu{0}}lokusetwa kobushushu benkqubo yoshicilelo kunye nokudaya (ubushushu 150-200℃), ubushushu obuphezulu{3}}ukumelana nobushushu beziqengqelezi zerabha ye-silicone kunokuthintela ukuguga kwe-thermal kunye nokuguqulwa, kunye nepropathi engabambekiyo yomphezulu kwimicu inciphisa ukuthandelwa komsonto. Iirola ezikhokela ilaphu zezixhobo ezilukiweyo zangaphandle zenziwe ngerabha ye-neoprene, enokumelana nemozulu encomekayo ukumelana nokhukuliseko lwemitha ye-ultraviolet kunye neendawo ezifumileyo, ngaloo ndlela zandisa ubomi babo benkonzo.
Izicelo eziqhelekileyo: I-Fabric setting machine pressure roller, ukudaya kunye nokugqiba izixhobo ezikhokelayo zelaphu, i-textile printing machine scraper roller.
3. Ishishini lokulungisa isinyithi: Iyakwazi ukumelana namabala e-oyile kunye{1}noxinzelelo oluphezulu lweemeko zokusebenza
Izinto ezihambelanayo: Iirola zerabha ye-Nitrile (NBR), iirola zerabha yefluorine (FKM)
Ingqiqo yesicelo: Xa kusetyenzwa-iipleyiti zentsimbi eziqengqelekayo kunye nefoyile yealuminiyam, iirola zerabha kufuneka zidibane neoli yokusika, i-emulsions kunye nezinye imidiya. Ukuxhathisa kwe-oyile yerabha ye-nitrile kunokuthintela ukudumba kwezinto, kwaye kwangaxeshanye, inamandla aneleyo okumelana noxinzelelo oluphezulu{2}}lokuqengqeleka. Kwizixhobo eziphezulu-zokugqibela zentsimbi ezidibana nezipholileyo ezidliwayo, ukuxhathisa kwemichiza yeerola zefluororubber kuqinisekisa ukusebenza okuzinzileyo kumajelo eendaba arhabaxa.
Usetyenziso oluqhelekileyo: Imiqulu yenkxaso yentsimbi epholileyo eqengqelekayo, imiqulu yoxinzelelo lwe-aluminium foil slitting machines, kunye nemiqulu yesikhokelo yezixhobo zokutywina ezichanekileyo.
4. Ishishini lokulungisa ukutya: Dibana nokhuseleko kunye neemfuno zokumelana nobushushu
Izinto ezihambelanayo: Irabha ye-Silicone (VMQ) roller
Ingqiqo yesicelo: Kwiinkqubo ezifana namabhanti okuhambisa ukutya, i-biscuit calendering, kunye ne-chocolate coating, i-biocompatibility ye-silicone i-rubber rollers inokuthintela ukungcoliseka kokutya. Ukuphakama kwabo-ukuxhathisa ubushushu bufanelekile{2}}kubushushu obuphezulu bemeko kwisigaba sokusetyenzwa (80{4}}150 isidanga), kwaye lula{5}}ukucoca indawo yabo yomphezulu ihambelana nemigangatho yococeko lokutya.
Usetyenziso oluqhelekileyo: Iirola zoxinzelelo zamabhanti okuhambisa ukutya, iiroli zoomatshini bokwenza iibhiskithi, iirola zokukhokela kwizixhobo zokupakisha iilekese.
5. Ibala lezixhobo{1}eziphezulu: Ukujongana nemingeni egqithisileyo yokusingqongileyo
Izinto ezihambelanayo: i-fluororubber (FKM) i-roller, i-roller ekhethekileyo ye-rubber ye-silicone
Ingqiqo yesicelo: Kwiimeko ezifana nokusetyenzwa kwecandelo le-aerospace kunye nokudluliselwa kwezinto kwiinqanawa ze-chemical reaction, i-fluororubber rollers kufuneka imelane nokushisa okugqithisileyo ({3}} i-50℃ukuya kwi-250℃) kunye nemidiya eyomeleleyo eyonakalisayo. Ukuzinza kweekhemikhali kunye nokushisa okuphezulu kwe-fluororubber rollers kunokuhlangabezana neemfuno ezifunekayo. Kwimveliso ye-semiconductor, i-wafer transfer rollers yenziwe ngerabha ekhethekileyo ye-silicone, ecoceke kakhulu kunye nokusebenza kwe-insulation kunokuthintela ukungcoliseka kwee-wafers.
Usetyenziso oluqhelekileyo: icandelo le-aviation lokusila izixhobo zokusila, iirola ezihambisa iikhemikhali, iirola zokuhambisa i-wafer semiconductor.
Iii. IMithetho-siseko enguNdoqo kunye neMikhombandlela yokuLungiselela uKhetho lweMathiriyeli
Ukukhethwa kwee-roller rollers kufuneka kulandele imigaqo emithathu ephambili "yokubaluleka kwemeko yokusebenza, ukulinganisa ukusebenza, kunye nokulinganisela kweendleko" : Okokuqala, chaza ngokucacileyo iiparitha zeemeko zokusebenza ezingundoqo ezifana nobushushu bokusebenza, i-medium medium, kunye nomthwalo woxinzelelo; Okwesibini, fanisa uluhlu lokumelana nobushushu, ukuhambelana kweekhemikhali kunye neempawu zomatshini wezinto eziphathekayo ngokweeparamitha. Okokugqibela, phantsi kwesiseko sokuhlangabezana neemfuno zokusebenza, zombini iindleko zemathiriyeli kunye nokuqhubekeka kufuneka kuthathelwe ingqalelo.
Kwixesha elizayo, uphuhliso lwemathiriyeli yerabha yerabha iya kujolisa kumacala amabini amakhulu: enye kukuphuculwa kokusingqongileyo, ukuphuhlisa irubha eyonakeleyo eyongezelelekileyo kunye neyongeziweyo ephantsi{0}}i-VOC yokunciphisa impembelelo yokusingqongileyo; Okwesibini kukudibanisa okusebenzayo. Ngokuxutywa kokuguqulwa (okufana nokudibanisa irabha ye-nitrile kunye ne-polyvinyl chloride) okanye itekhnoloji yokwambathisa umphezulu, ukudityaniswa kokusebenza okuninzi okufana "nokumelana nokunxiba + ukuxhathisa i-oyile + ukumelana nobushushu" kunokufezekiswa, ukwandisa ngakumbi imida yesicelo kwiindawo eziphezulu{4}}zokuvelisa.
