Impembelelo yolwelo olucima i-polymer ekusebenzeni kwe-roller chain

Impembelelo yolwelo olucima i-polymer ekusebenzeni kwe-roller chain
Kwicandelo lemizi-mveliso,ikhonkco lerolalicandelo elibalulekileyo lothumelo, kwaye ukusebenza kwalo kunxulumene ngokuthe ngqo nokusebenza kakuhle kunye nokuzinza kwezixhobo zoomatshini. Njengekhonkco eliphambili lokuphucula ukusebenza kwe-roller chain, ukukhethwa kunye nokusetyenziswa kolwelo lokucima kwinkqubo yonyango lobushushu kudlala indima ebalulekileyo. Njengendlela eqhelekileyo yokucima, ulwelo lokucima i-polymer lusetyenziswa kancinci kancinci kunyango lobushushu lwe-roller chain. Eli nqaku liza kuhlola nzulu indlela ulwelo lokucima i-polymer oluchaphazela ngayo ukusebenza kwe-roller chain.

1. Izixhobo kunye neemfuno ezisisiseko zokusebenza kwe-roller chain
I-roller chain idla ngokwenziwa ngentsimbi yekhabhoni, intsimbi ye-alloy kunye nezinye izinto. Emva kokucubungula nokwenziwa, ezi zinto kufuneka ziphathwe ngobushushu ukuphucula ubulukhuni bazo, ukumelana nokuguguleka, ukumelana nokudinwa kunye nezinye iimpawu ukuze kuhlangatyezwane neemfuno zokusetyenziswa phantsi kweemeko ezahlukeneyo zokusebenza. Umzekelo, kwiinkqubo zokuhambisa ezikhawulezayo nezinzima, ii-roller chain kufuneka zibe nobulukhuni kunye namandla aphezulu ukuze zimelane noxinzelelo olukhulu kunye namandla empembelelo; kwezinye izixhobo eziqala kwaye ziyeke rhoqo, ukumelana nokudinwa okuhle kunokuqinisekisa ubomi benkonzo yee-roller chain.

2. Isishwankathelo solwelo lokucima i-polymer
Ulwelo lokucima i-polymer lwenziwe nge-polyether ethile engeyiyo ionic high molecular polymer (PAG) kunye nesongezo esidibeneyo esinokufumana ezinye iipropati ezincedisayo kunye nomlinganiselo ofanelekileyo wamanzi. Xa kuthelekiswa neoyile yokucima yendabuko kunye namanzi, ulwelo lokucima i-polymer luneengenelo ezininzi ezifana nesantya sokupholisa esihlengahlengiswayo, ukhuseleko lokusingqongileyo, kunye neendleko eziphantsi zokusetyenziswa. Iimpawu zalo zokupholisa ziphakathi kwamanzi kunye neoyile, kwaye lunokulawula ngempumelelo isantya sokupholisa ngexesha lenkqubo yokucima kwesixhobo somsebenzi, ukunciphisa ukuguquguquka kunye nokuqhekeka kwesixhobo somsebenzi.

3. Isiphumo solwelo olucima i-polymer ekusebenzeni kwe-roller chain
(I) Ukuqina kunye namandla
Xa ityathanga le-roller licinyiwe kulwelo lokucima i-polymer, i-polymer ekulwelo lokucima iyanyibilika kubushushu obuphezulu kwaye yenze i-coating etyebileyo emanzini kumphezulu wetyathanga le-roller. Olu tyathanga lunokulungisa izinga lokupholisa letyathanga le-roller ukuze izinga lalo lokupholisa kuluhlu lotshintsho lwe-martensitic libe phakathi, ngaloo ndlela lifumane isakhiwo se-martensitic esifanayo nesifanelekileyo. Xa kuthelekiswa nokucima amanzi, ulwelo lokucima i-polymer lunokunciphisa izinga lokupholisa lokucima, lunciphise uxinzelelo lokucima, kwaye luphephe ukucima imingxunya ebangelwa sisantya sokupholisa esigqithisileyo setyathanga le-roller; xa kuthelekiswa nokucima ioyile, izinga lalo lokupholisa likhawuleza, kwaye lunokufumana ubunzima namandla aphezulu. Umzekelo, ubunzima betyathanga le-roller elicinyiweyo ngoxinzelelo olufanelekileyo lolwelo lokucima i-polymer lunokufikelela kuluhlu lwe-HRC30-HRC40. Xa kuthelekiswa netyathanga le-roller elingacinywanga okanye elisebenzisa ezinye izixhobo zokucima, ubunzima namandla aphucuka kakhulu, ngaloo ndlela kuphuculwe amandla okuthwala kunye nokumelana nokuguguleka kwetyathanga le-roller.
(II) Ukumelana nokuguguleka
Ukumelana kakuhle nokuguguleka sisiqinisekiso esibalulekileyo sokusebenza okuqhelekileyo kwetyathanga le-roller. Ifilimu ye-polymer eyenziwe lulwelo lokucima i-polymer kumphezulu wetyathanga le-roller ayinakulungisa kuphela izinga lokupholisa, kodwa ikwanciphisa i-oxidation kunye ne-decarburization yetyathanga le-roller ngexesha lenkqubo yokucima ukuya kwinqanaba elithile, kwaye igcine umsebenzi wesinyithi kunye nokuthembeka komphezulu wetyathanga le-roller. Kwinkqubo yokusetyenziswa elandelayo, ubunzima bomphezulu wetyathanga le-roller elicinyiweyo ngolwelo lokucima i-polymer buphezulu, obunokumelana ngempumelelo nokungqubana kunye nokuguguleka phakathi kwe-roller kunye nepleyiti yetyathanga, i-pin shaft kunye nezinye izinto, kwaye yandise ubomi benkonzo yetyathanga le-roller. Kwangaxeshanye, ukusasazwa kwe-microstructure yokucima efanayo kukwanceda ukuphucula ukumelana kokuguguleka ngokubanzi kwetyathanga le-roller, ukuze ikwazi ukugcina ukuchaneka okuhle kokudlulisela kunye nokusebenza kakuhle ngexesha lokusebenza ixesha elide.
(III) Ukumelana nokudinwa
Phantsi kweemeko zokusebenza, iiroller chains zihlala ziphantsi koxinzelelo oluphindaphindwayo lokugoba kunye noxinzelelo lokuxinana, nto leyo efuna iiroller chains zibe nokumelana okuhle kokudinwa. Ulwelo lokucima ipolymer lunokunciphisa uxinzelelo olushiyekileyo ngaphakathi kwiroller chain ngokulawula ukusasazwa koxinzelelo ngexesha lenkqubo yokupholisa ukucima, ngaloo ndlela luphucula amandla okudinwa kwiroller chain. Ukubakho koxinzelelo olushiyekileyo kuya kuchaphazela ukuqaliswa kokuqhekeka kokudinwa kunye nokuziphatha kokwandiswa kweroller chain phantsi komthwalo ojikelezayo, kwaye ukusetyenziswa ngokufanelekileyo kolwelo lokucima ipolymer kunokuphucula imeko yoxinzelelo olushiyekileyo lweroller chain, ukuze ikwazi ukumelana nemijikelo emininzi ngaphandle komonakalo wokudinwa xa iphantsi koxinzelelo olutshintshanayo. Izifundo zovavanyo zibonise ukuba ubomi bokuqhekeka kweeroller chains eziphathwe ngolwelo lokucima ipolymer kwiimvavanyo zokudinwa bunokwandiswa amaxesha amaninzi okanye amaxesha amaninzi xa kuthelekiswa neeroller chains ezinganyangwanga, nto leyo ebaluleke kakhulu ekuphuculeni ukuthembeka kwezixhobo zoomatshini kunye nokunciphisa iindleko zokulungisa.
(IV) Uzinzo lwemilinganiselo
Ngexesha lenkqubo yokucima, ukuchaneka kobukhulu be-roller chain kuya kuchaphazeleka zizinto ezininzi ezifana nesantya sokupholisa kunye noxinzelelo lokucima. Ekubeni izinga lokupholisa lolwelo lokucima i-polymer lifana kwaye lihlengahlengiswa, linokunciphisa ngempumelelo uxinzelelo lobushushu kunye noxinzelelo lwesakhiwo se-roller chain ngexesha lokucima, ngaloo ndlela liphucula uzinzo lobukhulu be-roller chain. Xa kuthelekiswa nokucima amanzi, ulwelo lokucima i-polymer lunokunciphisa ukuguquka kokucima kwe-roller chain kwaye lunciphise umsebenzi wokulungisa umatshini olandelayo; xa kuthelekiswa nokucima i-oyile, izinga layo lokupholisa likhawuleza, elinokuphucula ubulukhuni kunye namandla e-roller chain phantsi kwesiseko sokuqinisekisa uzinzo lobukhulu. Oku kwenza i-roller chain ihlangabezane ngcono neemfuno zobungakanani boyilo emva kokucima nge-polymer quenching liquid, iphucule ukuchaneka kwendibano kunye nokuchaneka kokudlulisela, kwaye iqinisekise ukusebenza okuqhelekileyo kwezixhobo zoomatshini.

4. Izinto ezichaphazela ukusebenza kolwelo olucima i-polymer kwi-roller chain
(I) Ukucima uxinano lolwelo
Uxinzelelo lolwelo olucima ipolymer yenye yezinto eziphambili ezichaphazela ukusebenza kwalo kokupholisa kunye nesiphumo sokucima i-roller chain. Ngokubanzi, okukhona uxinzelelo lolwelo olucimayo luphezulu, kokukhona umxholo wepolymer uphezulu, kokukhona uqweqwe luqina, kwaye kokukhona izinga lokupholisa licotha. Iiroller chain zezixhobo ezahlukeneyo kunye neenkcukacha kufuneka zikhethe uxinzelelo lolwelo olucimayo olufanelekileyo ukuze kufezekiswe ukusebenza kokucima okona kulungileyo. Umzekelo, kwezinye iiroller chain ezincinci ezilayishwe kancinci, uxinzelelo oluphantsi lolwelo olucima ipolymer, olufana ne-3%-8%, lunokusetyenziswa; ngelixa kwiiroller chain ezinkulu ezilayishwe nzima, uxinzelelo lolwelo olucimayo kufuneka lunyuswe ngokufanelekileyo luye kwi-10%-20% nangaphezulu ukuze kuhlangatyezwane neemfuno zalo zokuqina namandla. Kwimveliso yokwenyani, uxinzelelo lolwelo olucimayo kufuneka lulawulwe ngokungqongqo, kwaye kufuneka kuhlolwe rhoqo kwaye kulungiswe ukuqinisekisa uzinzo lomgangatho wokucima.
(II) Ubushushu bokucima
Ubushushu bokucima bunempembelelo ebalulekileyo ekusebenzeni kwetyathanga le-roller. Ubushushu obuphezulu bokucima bunokwenza iinkozo ze-austenite ngaphakathi kwetyathanga le-roller zikhule, kodwa kulula nokubangela ubunzima kunye nokuqina emva kokucima kunciphe, okwandisa umngcipheko wokuqhekeka kokucima; ukuba ubushushu bokucima buphantsi kakhulu, ubunzima obaneleyo kunye nesakhiwo se-martensitic zisenokungafumaneki, nto leyo echaphazela ukuphuculwa kokusebenza kwetyathanga le-roller. Kwiinkcukacha ezahlukeneyo zetyathanga lentsimbi kunye ne-roller, kuyimfuneko ukumisela uluhlu olufanelekileyo lobushushu bokucima ngokweempawu zezinto kunye neemfuno zenkqubo. Ngokubanzi, ubushushu bokucima kwetyathanga le-roller le-carbon steel buphakathi kwe-800℃-900℃, ngelixa ubushushu bokucima kwetyathanga le-roller le-alloy steel buphezulu kancinci, buhlala buphakathi kwe-850℃-950℃. Kwinkqubo yokucima, ukufana kunye nokuchaneka kobushushu bokufudumala kufuneka kulawulwe ngokungqongqo ukuze kuthintelwe umahluko ekusebenzeni kwetyathanga le-roller ngenxa yokuguquguquka kobushushu.
(III) Ukujikeleziswa kwegazi kunye nokuxutywa kwendawo yokupholisa
Ngexesha lenkqubo yokucima, ukujikeleza kunye nokuxuba kwesixhobo sokupholisa kunempembelelo ebalulekileyo ekusebenzeni kakuhle kotshintshiselwano lobushushu phakathi kolwelo lokucima ipolymer kunye ne-roller chain. Ukujikeleza kakuhle kunye nokuxuba kunokwenza ulwelo lokucima luqhagamshelane ngokupheleleyo nomphezulu we-roller chain, kukhawulezise ukudluliselwa kobushushu, kwaye kuphucule ukufana kwesantya sokucima. Ukuba ukuhamba kwesixhobo sokupholisa akugudi, ubushushu bolwelo lokucima kwindawo yasekuhlaleni bunyuka ngokukhawuleza kakhulu, nto leyo eya kubangela isantya sokupholisa esingaguqukiyo kwiindawo ezahlukeneyo ze-roller chain, nto leyo ebangela uxinzelelo olukhulu lokucima kunye nokuguquguquka. Ke ngoko, xa uyila kwaye usebenzisa itanki yokucima, inkqubo efanelekileyo yokuxuba ukujikeleza kufuneka ixhotyiswe ukuqinisekisa ukuba imeko yokuhamba kolwelo lokucima ilungile kwaye idale iimeko ezifanelekileyo zokucima okufanayo kwe-roller chain.
(IV) Imeko yomphezulu we-roller chain
Imeko yomphezulu we-roller chain nayo iya kuba nefuthe elithile kwisiphumo sokupholisa kunye nokusebenza kokugqibela kolwelo olucima i-polymer. Umzekelo, ukuba kukho ukungcola okufana neoyile, ii-iron filings, isikali, njl. kumphezulu we-roller chain, kuya kuchaphazela ukwakheka kunye nokunamathela kwefilimu ye-polymer, kunciphisa ukusebenza kokupholisa kolwelo olucimayo, kwaye kukhokelele ekuqineni kokucima okungalinganiyo okanye ekuqhekekeni kokucima. Ke ngoko, ngaphambi kokucima, umphezulu we-roller chain kufuneka ucocwe ngokungqongqo ukuqinisekisa ukuba umphezulu wawo ucocekile kwaye awunaziphene ezifana neoyile kunye nesikali, ukuqinisekisa ukuba ulwelo olucima i-polymer lunokudlala indima yalo ngokupheleleyo kwaye luphucule umgangatho wokucima kwe-roller chain.
(V) Ukusetyenziswa kwezongezo
Ukuze kuphuculwe ngakumbi ukusebenza kolwelo olucima ipolymer kunye nokuphucula isiphumo sokucima kwetyathanga le-roller, ezinye izongezo ezikhethekileyo ngamanye amaxesha zongezwa kulwelo olucimayo. Umzekelo, ukongeza i-rust inhibitor kunokuthintela ityathanga le-roller ukuba lingagqwali emva kokucima kwaye kwandise ubomi balo benkonzo; ukongeza i-agent yokufunxa kunokunciphisa i-foam eveliswa ngexesha lokucima kwaye kuphuculwe ukusebenza kunye nokhuseleko lolwelo olucimayo; ukongeza i-surfactant kunokuphucula ukumanzi kunye nokunamathela kolwelo olucima ipolymer, kuphucule isiphumo salo sokunxibelelana nomphezulu wetyathanga le-roller, kwaye kuphuculwe ukusebenza kakuhle kokupholisa. Xa ukhetha kwaye usebenzisa izongezo, kufuneka zihambelane ngokufanelekileyo ngokwenkqubo ethile yokucima kunye neemfuno zokusebenza kwetyathanga le-roller, kwaye ubungakanani bezongezo kufuneka bulawulwe ngokungqongqo ukuze kuthintelwe iziphumo ezimbi ekusebenzeni kolwelo olucimayo.

5. Ukugcinwa nokulawulwa kolwelo olucima i-polymer
Ukuze kuqinisekiswe uzinzo kunye nokusebenza kwexesha elide kolwelo olucima i-polymer ngexesha lonyango lobushushu lwe-roller chain, kuyimfuneko ukuyigcina nokuyilawula ngempumelelo.
Ukuchonga uxinaniso rhoqo: Sebenzisa izixhobo zobungcali ezifana nee-refractometers ukuze ubone uxinaniso lolwelo olucimayo rhoqo, kwaye ululungise ngexesha ngokweziphumo zovavanyo. Ngokuqhelekileyo kucetyiswa ukuba kuvavanywe uxinaniso kube kanye ngeveki. Ukuba uxinaniso lufunyenwe ludlula iimfuno zenkqubo, kufuneka luxutywe okanye kongezwe isisombululo esitsha se-polymer ngexesha.
Lawula umxholo wokungcola: Hlambulula rhoqo ukungcola kunye neoyile edadayo ezantsi kwitanki yokucima ukuthintela ukungcola okugqithisileyo ekuchaphazeleni ukusebenza kokupholisa kunye nobomi benkonzo yolwelo lokucima. Inkqubo yokucoca ingafakelwa ukuze ijikeleze kwaye ihluze ulwelo lokucima ukususa ukungcola okuqinileyo okufana neefayile zentsimbi kunye nesikali se-oxide.
Ukuthintela ukukhula kweebhaktheriya: Ulwelo olucima i-polymer ludla ngokuzala iibhaktheriya ngexesha lokusetyenziswa, nto leyo ebangela ukuba lonakale kwaye lingasebenzi kakuhle. Ke ngoko, kuyimfuneko ukongeza ii-bactericides rhoqo kwaye ugcine ulwelo olucima i-quenching lucocekile kwaye lunomoya ococekileyo ukuze kuthintelwe ukukhula kweebhaktheriya. Ngokubanzi, ii-bactericides zongezwa rhoqo kwiiveki ezimbini, kwaye kujongwa ukulawula ubushushu kunye nexabiso le-pH yolwelo olucima i-quenching ukuze luhlale lukwinqanaba elifanelekileyo.
Nika ingqalelo kwinkqubo yokupholisa: Jonga rhoqo kwaye ugcine inkqubo yokupholisa yetanki yokucima ukuze uqinisekise ukuba ubushushu bolwelo lokucima bunokulawulwa ngokufanelekileyo. Ukungaphumeleli kwenkqubo yokupholisa kunokubangela ukuba ubushushu bolwelo lokucima bube phezulu kakhulu okanye bube phantsi kakhulu, okuchaphazela ukusebenza kwalo kokupholisa kunye nomgangatho wokucima kwetyathanga leroli. Jonga rhoqo ukuba umbhobho wokupholisa uvaliwe na, ukuba ipompo yamanzi okupholisa isebenza kakuhle, njl.njl., kwaye wenze ukulungiswa nokugcinwa ngexesha.

6. Isiphelo
Ulwelo lokucima i-polymer ludlala indima ebalulekileyo kwinkqubo yokunyanga ubushushu bee-roller chains. Luphucula kakhulu iipropati ezibanzi zee-roller chains ezifana nobunzima, amandla, ukumelana nokuguguleka, ukumelana nokudinwa kunye nokuzinza ngokulinganisa ngokulungelelanisa izinga lokupholisa lokucima kunye nokwenza ngcono ulwakhiwo lwangaphakathi lombutho. Nangona kunjalo, ukuze kusetyenziswe ngokupheleleyo iingenelo zolwelo lokucima i-polymer kunye nokufumana ukusebenza okufanelekileyo kwee-roller chain, kuyimfuneko ukuqwalasela ngokupheleleyo izinto ezininzi ezifana noxinzelelo lokucima ulwelo, ubushushu bokucima, ukujikeleza kunye nokuxubana kwe-cooling medium, imeko yomphezulu we-roller chain kunye nokusetyenziswa kwezongezo, kunye nokugcina nokulawula ngokungqongqo ulwelo lokucima. Kuphela ngale ndlela sinokuqinisekisa ukuba ii-roller chains zinokusebenza ngokuzinzileyo nangokuthembekileyo kwizixhobo ezahlukeneyo zoomatshini kwaye zihlangabezane neemfuno zokusebenza eziphezulu zemveliso yanamhlanje yemizi-mveliso yeenxalenye zothumelo.