Ukukhethwa kwe-quenching medium ye-45# steel roller chain: ukusebenza, ukusetshenziswa kanye nokuqhathanisa

Ukukhethwa kwe-quenching medium ye-45# steel roller chain: ukusebenza, ukusetshenziswa kanye nokuqhathanisa
Emkhakheni wokukhiqiza imishini, i-roller chain iyisici esibalulekile sokudlulisa, futhi ukusebenza kwayo kuthinta ngqo ukusebenza kahle kanye nokuthembeka kwemishini yemishini. I-roller chain yensimbi engu-45# isetshenziswa kabanzi ngenxa yezindleko zayo eziphansi kanye nezakhiwo zayo ezimaphakathi zemishini, futhi inqubo yokucima ibalulekile ekuthuthukiseni ubulukhuni bayo, amandla kanye nokumelana nokuguguleka. Ukukhetha i-quenching medium kunquma ikhwalithi yomphumela wokucima. Lesi sihloko sizohlola ngokujulile i-quenching medium efanele i-45# steel roller chain ukusiza abathengi nabakhiqizi bamazwe ngamazwe ukuthi bathuthukise ukusebenza komkhiqizo futhi bandise inani lezentengiselwano.

1. Izici kanye nezidingo zokucima zeketanga le-roller lensimbi elingu-45#
Insimbi engu-45# iyinsimbi yekhabhoni ephakathi enezakhiwo ezinhle zomshini eziphelele, njengokuqina okuphezulu, ubulukhuni nokuqina, kanye nobuchwepheshe obuhle bokucubungula, okwenza ibe yinto efanelekile yokwenza amaketanga e-roller. Kodwa-ke, ukuqina kwayo kuphansi kakhulu, ikakhulukazi ezingxenyeni ezinkulu, futhi kunzima ukuthola isakhiwo se-martensitic esifanayo ngesikhathi sokucinywa. Ngakho-ke, ukuze kuhlangatshezwane nezidingo zamaketanga e-roller maqondana namandla aphezulu, ukumelana nokuguguleka kanye nempilo yokukhathala, kubalulekile ukukhetha i-medium yokucima efanelekile ukuze kufezwe ukupholisa okusheshayo nokufanayo futhi kuthuthukiswe ukujula kwesendlalelo esiqinile kanye nokusebenza okuphelele kwezingxenye.

2. Imidiya evamile yokucima kanye nezici zayo
(I) Amanzi
Amanzi ayindlela yokucima evame kakhulu futhi engabizi kakhulu enesilinganiso sokupholisa esiphezulu, ikakhulukazi endaweni yokushisa ephezulu. Lokhu kuyenza ikwazi ukuphola ngokushesha kwamaketanga e-roller ensimbi angu-45#, okusiza ekwakheni isakhiwo se-martensitic, ngaleyo ndlela kuthuthukiswe ubulukhuni namandla. Isibonelo, ngemva kokufakwa kokugcina, igiya elincane le-modulus elenziwe ngensimbi engu-45# liboshelwa ngokushesha bese lidluliselwa ebhavini lamanzi ukuze licime kusetshenziswa umshini wokucima. Ubulukhuni begiya bungafinyelela ngaphezu kwe-HRC45, futhi akukho ukuqhekeka kokucima, futhi ukusebenza kungcono kunokwezinqubo zendabuko. Kodwa-ke, izinga lokupholisa lamanzi endaweni yokushisa ephansi lishesha kakhulu, okungase kubangele ukucindezeleka okukhulu kokushisa kanye nokucindezeleka kwesakhiwo ebusweni bento yokusebenza, okwandisa ingozi yokuqhekeka, ikakhulukazi ezingxenyeni ze-roller chain ezinezimo eziyinkimbinkimbi noma osayizi abakhulu.
(II) Amafutha
Izinga lokupholisa uwoyela lihamba kancane kunelamanzi, futhi ijubane liyafana kakhulu kuyo yonke inqubo yokupholisa. Lokhu kwenza uwoyela ube yindawo yokucima ethambile, enganciphisa ngempumelelo ukuthambekela kokushintshashintsha kokucima nokuqhekeka. Uwoyela wamaminerali ungomunye wamafutha okucima asetshenziswa kakhulu, futhi amandla awo okupholisa angalungiswa ngokulungisa izinga lokushisa uwoyela, izithasiselo, njll. Kwezinye izingxenye ze-roller chain zensimbi ezingama-45# ezinezidingo zokunemba okuphezulu kanye nezimo eziyinkimbinkimbi, njengezingqwembe zeketanga, ukucima uwoyela kungathola ukuzinza okungcono kobukhulu kanye nezakhiwo zemishini. Kodwa-ke, izinga lokupholisa uwoyela lihamba kancane, okungaholela emphumeleni omubi wokuqina kwezinye izingxenye ezincane noma ezinezindonga ezincane, futhi azikwazi ukuhlangabezana nezidingo zokuqina okuphezulu kanye namandla aphezulu.
(III) Isixazululo samanzi ahlanzekile
Izinga lokupholisa lesisombululo se-brine liphakathi kwelamanzi namafutha, futhi izici zokupholisa zingashintshwa ngokulungisa ukuhlushwa kukasawoti kanye nokushisa kwamanzi. Ngokuvamile, amandla okupholisa esixazululo se-brine ayanda ngokwanda kokuhlushwa kukasawoti, kodwa ukuhlushwa okuphezulu kakhulu kungabangela ukuthi isixazululo sibe yingozi kakhulu futhi sibangele umonakalo ezintweni zokusebenza kanye nemishini. Isibonelo, isixazululo samanzi anosawoti angu-10% siyindlela yokucima esetshenziswa kakhulu. Ijubane layo lokupholisa lishesha kunamanzi ahlanzekile futhi ukufana kwayo kungcono. Inganciphisa inkinga yokuqhekeka ngesikhathi sokucisha amanzi ahlanzekile ngezinga elithile. Ngesikhathi esifanayo, inokusebenza kahle kokupholisa okuphezulu kunamafutha futhi ifanele ezinye izingxenye ze-roller zensimbi ezingama-45# ezinobukhulu obuphakathi nobulula.
(IV) Isixazululo samanzi se-calcium chloride
Njengendlela yokucima esebenza kahle, isixazululo samanzi se-calcium chloride senza kahle ekucimeni kweketanga lama-roller ensimbi elingu-45#. Izici zalo zokupholisa ezihlukile zinganikeza ukupholisa okusheshayo esigabeni sokushisa okuphezulu, futhi ijubane lokupholisa liyehliswa ngokufanele esigabeni sokushisa okuphansi, ngaleyo ndlela kuncishiswe ngempumelelo ukucindezeleka kokucima futhi kuncishiswe ukuguquguquka nokuthambekela kokuqhekeka kwento yokusebenza. Izifundo zibonise ukuthi lapho kucinywa ama-roller ensimbi angu-45# anesisombululo samanzi se-calcium chloride esingu-20℃ esigcwele, ubulukhuni bama-roller bungafinyelela ku-56~60HRC, futhi ukuguquguquka kobubanzi bangaphakathi kuncane kakhulu, ikhono lokuqina liqinile, futhi ukusebenza okuphelele kanye nokuphila kwenkonzo kwama-roller kungathuthukiswa kakhulu.

3. Umphumela wemidiya ehlukene yokucima ekusebenzeni kweketanga le-roller lensimbi elingu-45#
(I) Ubulukhuni namandla
Ngenxa yezici zayo zokupholisa ngokushesha, ukucima amanzi ngokuvamile kungenza uchungechunge lwe-roller lwensimbi engu-45# luthole ubulukhuni namandla aphezulu. Kodwa-ke, uma ijubane lokupholisa lishesha kakhulu, kungabangela ukucindezeleka okukhulu okusele ngaphakathi kwe-workpiece, okuthinta ukuzinza kobukhulu kanye nokuqina kwe-workpiece. Nakuba ubulukhuni kanye namandla okucima uwoyela kuphansi kancane kunokucima amanzi, kungaqinisekisa ukuthi i-workpiece inobulukhuni obungcono kanye nokuguquguquka okuncane. Isixazululo sikasawoti kanye nesisombululo samanzi se-calcium chloride kungafinyelela ibhalansi engcono phakathi kobulukhuni, amandla kanye nokuqina ngokwezidingo ezithile zenqubo. Isibonelo, ngaphansi kwezimo ezifanayo, ubulukhuni bomphezulu wephini lensimbi engu-45# ngemva kokucima ngesisombululo samanzi se-calcium chloride esigcwele buthuthukiswa kakhulu uma kuqhathaniswa nephini ngemva kokucima uwoyela wenjini ongu-20#, futhi amandla okudonsa nawo athuthukiswa kakhulu.
(II) Ukumelana nokuguguleka
I-caching medium nayo inethonya elibalulekile ekumelaneni nokuguguleka kwe-roller chain. Ubulukhuni obuphezulu kanye nesakhiwo esifanayo yizinto ezibalulekile zokuthuthukisa ukumelana nokuguguleka. Ukusebenzisa i-medium enokupholisa okufanayo kanye nokuqina okuhle, njengesixazululo samanzi se-calcium chloride, kungenza i-roller chain yensimbi engu-45# ithole ubulukhuni obuphezulu kanye nokufana okuhle kokuhleleka, ngaleyo ndlela ithuthukise ukumelana kwayo nokuguguleka. Ezisetshenzisweni ezisebenzayo, impilo yesevisi yama-roller chain aphathwe nge-quenching media efanele ingandiswa kakhulu ngaphansi kwezimo ezifanayo zokusebenza.
(III) Impilo yokukhathala
Impilo yokukhathala ibaluleke kakhulu kuma-roller chain. Ukusatshalaliswa kokucindezeleka okusele kanye nesakhiwo senhlangano esakhiwe ngesikhathi senqubo yokucinywa kunethonya elikhulu empilweni yokukhathala. Ukucinywa kwamanzi kungabangela ukucindezeleka okukhulu okusele ukuthi kugxile ebusweni be-workpiece, kunciphisa impilo yokukhathala. Ukucinywa kwamafutha kanye nokucinywa kwe-brine kungakha ukusatshalaliswa kokucindezeleka okusele okunengqondo, okusiza ekuthuthukiseni impilo yokukhathala. Ngaphezu kwalokho, ngemva kokucinywa ngesisombululo samanzi se-calcium chloride, ngoba singanciphisa ngempumelelo ukucindezeleka kokucinywa, i-workpiece ingathola inhlangano efanayo kanye nokusatshalaliswa kokucindezeleka okusele, okubuye kube nomthelela omuhle ekuthuthukiseni impilo yokukhathala ye-roller chain.

4. Izinto okufanele uzicabangele lapho ukhetha imidiya yokucima
(I) Usayizi wengxenye yokusebenza kanye nesimo sayo
Ezingxenyeni ezincane noma ezilula ze-45# ze-roller chain chain, njengama-roller amancane, ukucima amanzi kungaphola ngokushesha futhi kuthole imiphumela emihle yokuqina ngenxa yesilinganiso sazo esikhulu sendawo nomthamo. Ezingxenyeni ezinkulu noma eziyinkimbinkimbi, njengama-chain plate amakhulu, ukucima uwoyela noma ukucima usawoti kufaneleka kakhulu ukunciphisa ukuguquguquka nokuthambekela kokuqhekeka. Ngenxa yokuthi izinga lokupholisa lalezi zindawo liyafana, lingagwema ngempumelelo izinkinga zokugxilisa ingqondo ezibangelwa amazinga okupholisa ngokweqile.
(II) Ukwakheka kwezinto kanye nesimo senhlangano
Ukwakheka kwamakhemikhali kanye nesimo sokuqala sokuhleleka kwensimbi engu-45# kunomthelela omkhulu ezimpahleni zayo zokucisha. Isibonelo, uma okuqukethwe kwekhabhoni kanye nokuqukethwe kwe-alloying element kwezinto kushintsha, kuzothinta izinga layo lokupholisa elibalulekile kanye nokuqina. Ngensimbi engu-45# enokuqina okungekuhle kancane, indawo yokucisha enezinga lokupholisa elisheshayo, njengesixazululo samanzi se-calcium chloride, ingakhethwa ukuqinisekisa ukuthi kutholakala ukujula okwanele kwengqimba eqinile. Ngesikhathi esifanayo, isimo sokuqala sokuhleleka kwezinto, njengokuthi ngabe kukhona isakhiwo esiboshwe, isakhiwo se-Widmanstatten, njll., sizothinta nomphumela wokucisha futhi sidinga ukulungiswa ngokwesimo esithile.
(III) Iqoqo lokukhiqiza kanye nezindleko
Ekukhiqizweni okukhulu, izindleko zibalulekile. Amanzi njengendlela yokucima amanzi ashibhile futhi kulula ukuwathola. Kuyindlela engabizi kakhulu yezingxenye ezincane ze-roller chain ezikhiqizwa ngobuningi obukhulu. Kodwa-ke, ekukhiqizweni kwezingxenye ezinembile neziyinkimbinkimbi, yize izindleko zokucima amafutha noma ukucima usawoti ziphezulu, izindleko zawo eziphelele zingase zibe nenzuzo enkulu ngokuhamba kwesikhathi ngoba zinganciphisa ngempumelelo izinga lokulahla izinto ezilahliwe futhi zithuthukise ikhwalithi yomkhiqizo. Ngaphezu kwalokho, izindleko zokugcinwa kanye nokuphila kwenkonzo yendlela yokucima amanzi nazo kudingeka zicatshangelwe ngokuphelele.

5. Ukusetshenziswa nokugcinwa kwe-quenching medium
(I) Izinyathelo zokuqapha zokusetshenziswa
Uma usebenzisa amanzi njengendlela yokucima umlilo, naka izinto ezifana nokushisa kwamanzi, ukuhlanzeka kanye nokuqina. Ukushisa kwamanzi okuphezulu kakhulu kuzonciphisa izinga lokupholisa futhi kuthinte umphumela wokucima umlilo; ukungcola kanye nokuqina okuphezulu kakhulu emanzini kungabangela izinkinga ezifana nokwehla kwekhwalithi yobuso bomsebenzi kanye nobukhulu bemishini. Ukuze kucinywe uwoyela, izinga lokushisa uwoyela, ikhwalithi uwoyela kanye nezimo zokuxuba kumele kulawulwe ngokuqinile. Ukushisa uwoyela ngokweqile kuzonciphisa ijubane lokupholisa futhi kubangele ngisho nomlilo; futhi ukuwohloka uwoyela kuzothinta ukusebenza kokucima umlilo, futhi kudinga ukushintshwa futhi kuhlungwe njalo. Ukusetshenziswa kwesisombululo se-brine kanye nesisombululo se-calcium chloride kudinga ukunakwa kwezilinganiso zokuhlushwa, izinga lokushisa kanye nokulwa nokugqwala kwesisombululo ukuqinisekisa ukuzinza kokusebenza kwaso kokupholisa kanye nokusebenza okuphephile kwemishini.
(II) Izindawo zokulungisa
Ukuhlolwa njalo kwamapharamitha ahlukahlukene e-quenching medium, njengokuqina kwamanzi, i-viscosity kawoyela kanye ne-flash point, kanye nokuhlushwa kwesisombululo se-brine kanye nesisombululo se-calcium chloride, kuyisihluthulelo sokuqinisekisa ikhwalithi yokucima. Ngesikhathi esifanayo, ithangi lokucima kufanele ligcinwe lihlanzekile futhi inhlabathi kanye nokungcola kufanele kuhlanzwe ngesikhathi. Ukuze kucinywe uwoyela, kufanele kuthathwe izinyathelo zokuvimbela umlilo futhi kufanele kufakwe imishini yokulwa nomlilo efanele. Ngaphezu kwalokho, ukusetshenziswa kwezinhlelo zokupholisa nokujikeleza ezifanele kungandisa impilo yesevisi ye-quenching medium futhi kuthuthukise ukusebenza kahle kwayo kokupholisa kanye nokuzinza.

6. Isiphetho
Ngamafuphi, ukukhethwa kwe-quenching medium efanele kudlala indima ebalulekile ekuthuthukisweni kokusebenza kanye nokulawulwa kwekhwalithi ye-roller chain yensimbi engu-45#. Amanzi, uwoyela, isixazululo se-brine kanye nesisombululo se-calcium chloride kunezici zazo. Ekusetshenzisweni okusebenzayo, usayizi, ukuma, ukwakheka kwezinto, ibhetshi yokukhiqiza kanye nezindleko zento yokusebenza kufanele kucatshangelwe ngokuphelele ukuze kufezwe umphumela omuhle kakhulu wokucima. Abathengi nabakhiqizi bamazwe ngamazwe abathengisa ngobuningi kufanele babe nokuqonda okujulile ngezici kanye nobubanzi obufanele bemidiya ehlukene yokucima, baqinise ukubambisana nabahlinzeki bokwelashwa kokushisa, bathuthukise inqubo yokucima, ngaleyo ndlela bathuthukise ukuncintisana kwemakethe kwe-roller chain yensimbi engu-45# futhi bahlangabezane nesidingo semakethe yomhlaba wonke sezingxenye zokudlulisa ezisezingeni eliphezulu.