Indlela yokunciphisa uxinzelelo oluseleyo lwe-roller chain emva kokuwelda

Indlela yokunciphisa uxinzelelo oluseleyo lwe-roller chain emva kokuwelda
Kwinkqubo yokuvelisa nokuvelisa i-roller chain, i-welding yinkqubo ebalulekileyo. Nangona kunjalo, kuya kubakho uxinzelelo olushiyekileyo kwi-roller chain emva kwe-welding. Ukuba amanyathelo asebenzayo awathathwa ukunciphisa, kuya kuba nemiphumo emibi emininzi kumgangatho kunye nokusebenza kwayo.ikhonkco lerola, njengokunciphisa amandla ayo okudinwa, okubangela ukuguquka kwanokuqhekeka, ngaloo ndlela kuchaphazela ukusetyenziswa okuqhelekileyo kunye nobomi beroller chain kwizixhobo ezahlukeneyo zoomatshini. Ke ngoko, kubaluleke kakhulu ukufunda nzulu kunye nokuqonda iindlela zokunciphisa uxinzelelo oluseleyo lweroller chain welding.

1. Izizathu zoxinzelelo olushiyekileyo
Ngexesha lenkqubo yokuhlanganisa, inxalenye yokuhlanganisa ye-roller chain iya kufudunyezwa kwaye ipholiswe ngokungalinganiyo. Ngexesha lokuhlanganisa, ubushushu be-weld kunye nendawo ejikelezileyo bunyuka ngokukhawuleza, kwaye izinto zesinyithi ziyanda; kwaye ngexesha lenkqubo yokupholisa, ukuxinana kwesinyithi kwezi ndawo kuthintelwa yintsimbi engafudunyezwanga ejikelezileyo, ngaloo ndlela ivelisa uxinzelelo olushiyekileyo lwe-welding.
Iimeko zomqobo ngexesha lokuwelda ziya kuchaphazela ubungakanani kunye nokusasazwa koxinzelelo olushiyekileyo. Ukuba i-roller chain ixinene kakhulu ngexesha lokuwelda, oko kukuthi, inqanaba lokuguquguquka okuzinzileyo okanye okulinganiselweyo likhulu, ngoko ke ngexesha lenkqubo yokupholisa emva kokuwelda, uxinzelelo olushiyekileyo olubangelwa kukungakwazi ukuncipha ngokukhululekileyo nalo luya kwanda ngokufanelekileyo.
Izinto ezisetyenziswa kwisinyithi ngokwazo azinakuze zityeshelwe. Izinto ezahlukeneyo zineempawu ezahlukeneyo zobushushu kunye nezoomatshini, nto leyo eya kukhokelela ekwandeni kobushushu obahlukeneyo, ukucutheka kunye namandla okuvelisa izinto ngexesha lokudityaniswa, nto leyo echaphazela ukuveliswa koxinzelelo olushiyekileyo. Umzekelo, ezinye iintsimbi ze-alloy ezinamandla aphezulu zinamandla okuvelisa aphezulu kwaye zinobunzima bokuvelisa uxinzelelo olukhulu olushiyekileyo ngexesha lokudityaniswa.

2. Iindlela zokunciphisa uxinzelelo olushiyekileyo kwi-roller chain welding

(I) Lungiselela inkqubo yokuwelda

Lungiselela ukulandelelana kokuwelda ngokufanelekileyo: Kwi-roller chain welding, ii-welds ezine-shrinkage enkulu kufuneka zifakwe kuqala, kwaye ii-welds ezine-shrinkage encinci mazifakwe kamva. Oku kuvumela i-weld ukuba inciphe ngokukhululekileyo ngexesha lokuwelda, kunciphisa uxinzelelo olushiyekileyo olubangelwa kukuncipha okulinganiselweyo kwe-weld. Umzekelo, xa kudityaniswa iipleyiti ze-chain zangaphakathi nezangaphandle ze-roller chain, ipleyiti ye-chain yangaphakathi iyafakwa kuqala, kwaye emva koko ipleyiti ye-chain yangaphandle iyafakwa emva kokuba ipholile, ukuze i-weld yepleyiti ye-chain yangaphakathi ingathintelwa kakhulu yi-outer chain plate xa incipha.

Sebenzisa iindlela ezifanelekileyo zokuwelda kunye neeparamitha: Iindlela ezahlukeneyo zokuwelda zineengxaki ezahlukeneyo zokusala kwimixokelelwane yeroller. Umzekelo, ukuwelda okukhuselwe yigesi kunokunciphisa indawo echaphazelekileyo kubushushu ukuya kwinqanaba elithile xa kuthelekiswa nezinye iindlela zendabuko zokuwelda ngenxa yobushushu bayo obuqinileyo kunye nokusebenza kakuhle kobushushu, ngaloo ndlela kunciphisa uxinzelelo olushiyekileyo. Kwangaxeshanye, kubalulekile ukukhetha ngokufanelekileyo iiparamitha ezifana nomsinga wokuwelda, i-voltage, kunye nesantya sokuwelda. Umsinga wokuwelda ogqithisileyo uya kukhokelela ekungeneni kwe-weld okugqithisileyo kunye nokufakwa kobushushu okugqithisileyo, okuya kubangela ukuba i-weld joint ishushu kakhulu kwaye yonyuse uxinzelelo olushiyekileyo; ngelixa iiparamitha ezifanelekileyo zokuwelda zinokwenza inkqubo yokuwelda izinze ngakumbi, inciphise iziphene zokuwelda, kwaye ngaloo ndlela inciphise uxinzelelo olushiyekileyo.
Ubushushu bokulawula iileya ezidibeneyo: Xa udibanisa ii-roller chain kwiileya ezininzi kunye nee-pass ezininzi, ukulawula ubushushu beeleya ezidibeneyo yindlela esebenzayo yokunciphisa uxinzelelo olushiyekileyo. Ubushushu obufanelekileyo beeleya ezidibeneyo bunokugcina isinyithi sendawo ye-weld kunye nendawo echaphazelekileyo bubushushu bukwi-plasticity elungileyo ngexesha lenkqubo ye-welding, nto leyo enceda ekunciphiseni i-weld kunye nokukhululwa koxinzelelo. Ngokubanzi, ubushushu beeleya ezidibeneyo kufuneka bumiselwe ngokweempawu zezinto ezisetyenzisiweyo kwi-roller chain kunye neemfuno zenkqubo ye-welding, kwaye ubushushu ngexesha lenkqubo ye-welding kufuneka bulinganiswe kwaye bulawulwe ukuqinisekisa ukuba ubushushu beeleya ezidibeneyo bungaphakathi koluhlu olufanelekileyo.
(II) Sebenzisa amanyathelo afanelekileyo okufudumeza iintsimbi ngaphambi kokusebenzisa i-welding kunye namanyathelo afanelekileyo emva kokufudumeza
Ukufudumeza: Ngaphambi kokuwelda ityathanga leroli, ukufudumeza i-weldment kwangaphambili kunokunciphisa ngempumelelo uxinzelelo olushiyekileyo lwe-welding. Ukufudumeza kunokunciphisa umahluko wobushushu be-weld joint kwaye kwenze usasazo lobushushu lwe-weldment lufane ngakumbi ngexesha lokuwelda, ngaloo ndlela kunciphisa uxinzelelo lobushushu olubangelwa yi-gradient yobushushu. Ukongeza, ukufudumeza kwangaphambili kunokunyusa ubushushu bokuqala be-weldment, kunciphise umahluko wobushushu phakathi kwesinyithi se-weld kunye nezinto ezisisiseko, kuphucule ukusebenza kwe-welded joint, kunciphise ukuveliswa kweziphene ze-welding, kwaye ngaloo ndlela kunciphise uxinzelelo olushiyekileyo. Ukumisela ubushushu bokufudumeza kwangaphambili kufuneka kusekelwe kulwakhiwo, ubukhulu, indlela yokuwelda kunye nobushushu obujikeleze izinto ze-roller chain.
Ukufudumeza emva kokutshisa: Unyango emva kokutshisa emva kokutshisa, oko kukuthi, unyango lokukhupha i-hydrogen, lukwayindlela ebalulekileyo yokunciphisa uxinzelelo olushiyekileyo lwe-roller chain welding. Unyango emva kokutshisa ludla ngokufudumeza i-weldment ukuya kuma-250-350℃ kwangoko emva kokuba i-welding igqityiwe kwaye ipholiswe kubushushu obuthile, ize iphole kancinci emva kokugcina ishushu ixesha elithile. Umsebenzi ophambili wokufudumeza emva kokutshisa kukukhawulezisa ukusasazwa nokuphuma kwee-athomu ze-hydrogen kwindawo ye-weld kunye nefuthe lobushushu, ukunciphisa umxholo we-hydrogen kwi-weldment, ngaloo ndlela kunciphisa amathuba okuqhekeka kwe-hydrogen-induced stress corrosion, kwaye kuncede ekunciphiseni uxinzelelo olushiyekileyo lwe-welding. Unyango emva kokutshisa lubaluleke kakhulu ekudibaniseni ezinye iintsimbi ezinamandla aphezulu kunye nee-roller chain ezixineneyo.
(III) Yenza unyango lobushushu emva kokuwelda
Ukufudumala okuphezulu ngokubanzi: Beka lonke ikhonkco lerola kwisithando sobushushu, ulifudumeze kancinci ukuya kuthi ga kwi-600-700℃, uligcine lishushu ixesha elithile, uze ulipholise lifikelele kubushushu begumbi ngesithando sobushushu. Olu nyango luphezulu lokufudumala lunokuphelisa ngempumelelo uxinzelelo olushiyekileyo kwikhonkco lerola, ngokuqhelekileyo i-80%-90% yoxinzelelo olushiyekileyo lunokususwa. Ubushushu kunye nexesha lokufudumala okuphezulu kufuneka kulawulwe ngokuchanekileyo ngokwezinto ezifana nezinto, ubungakanani kunye neemfuno zokusebenza kwekhonkco lerola ukuqinisekisa isiphumo sonyango lobushushu kunye nomgangatho. Nangona kunjalo, unyango oluphezulu lokufudumala lufuna izixhobo ezinkulu zonyango lobushushu kwaye iindleko zonyango ziphezulu, kodwa kwezinye iimveliso zekhonkco lerola ezineemfuno ezingqongqo zoxinzelelo olushiyekileyo, yindlela efanelekileyo yokuphelisa uxinzelelo olushiyekileyo.
Ukufudumala kobushushu obuphezulu bendawo: Xa ityathanga le-roller likhulu ngobukhulu okanye liyinkimbinkimbi ngokwemilo, kwaye ukufudumala kobushushu obuphezulu ngokubanzi kunzima, ukufudumala kobushushu obuphezulu bendawo kungasetyenziswa. Ukufudumala kobushushu obuphezulu bendawo kukufudumala kuphela i-weld yetyathanga le-roller kunye nendawo ekufutshane nayo ukuze kupheliswe uxinzelelo olushiyekileyo kwindawo leyo. Xa kuthelekiswa nokufudumala kobushushu obuphezulu ngokubanzi, ukufudumala kobushushu obuphezulu bendawo kuneemfuno zezixhobo eziphantsi kunye neendleko zokucubungula, kodwa isiphumo sayo sokususa uxinzelelo olushiyekileyo asiphelelanga njengokufudumala kobushushu obuphezulu ngokubanzi. Xa kusenziwa ukufudumala kobushushu obuphezulu bendawo, kufuneka kuqwalaselwe ukufana kwendawo yokufudumeza kunye nolawulo lobushushu bokufudumeza ukuze kuthintelwe uxinzelelo olutsha loxinzelelo okanye ezinye iingxaki zomgangatho ezibangelwa kukushisa kakhulu kwendawo okanye ubushushu obungalinganiyo.
(IV) Indlela yokolula ngoomatshini
Indlela yokolula ngoomatshini kukusebenzisa amandla okutsala kwi-roller chain emva kokutsala ukuze kubangele ukubola kweplastiki, ngaloo ndlela kuthintelwe ukubola okuxineneyo okubangelwa yinkqubo yokutsala kunye nokufezekisa injongo yokunciphisa uxinzelelo olushiyekileyo. Xa usebenza ngokwenene, izixhobo zokolula ezikhethekileyo zingasetyenziselwa ukuseta amandla okutsala afanelekileyo kunye nesantya sokutsala ngokweemfuno kunye neemfuno zokusebenza kwe-roller chain ukuze kolule ngokulinganayo i-roller chain. Le ndlela inefuthe elihle kwezinye iimveliso ze-roller chain ezifuna ulawulo oluchanekileyo lobungakanani kunye nokususwa koxinzelelo olushiyekileyo, kodwa kufuneka ixhotyiswe ngezixhobo zokolula ezifanelekileyo kunye nabaqhubi abaziingcali, kwaye ineemfuno ezithile kwiindawo zemveliso kunye neemeko zenkqubo.
(V) Indlela yokulula umahluko wobushushu
Umgaqo osisiseko wendlela yokolula umahluko wobushushu kukusebenzisa umahluko wobushushu oveliswa kukufudumeza kwendawo ukuze kubangele ukuguqulwa koxinzelelo kwindawo yokuwelda, ngaloo ndlela kuncitshiswe uxinzelelo olushiyekileyo. Umsebenzi othile kukusebenzisa itotshi ye-oxyacetylene ukufudumeza icala ngalinye le-roller chain weld, kwaye kwangaxeshanye kusetyenziswe umbhobho wamanzi onomqolo wemingxunya yokutshiza amanzi ukuze aphole kumgama othile emva kwetotshi. Ngale ndlela, indawo yobushushu obuphezulu yenziwa kumacala omabini e-weld, ngelixa ubushushu bendawo yokuwelda buphantsi. Isinyithi kumacala omabini siyanda ngenxa yobushushu kwaye solule indawo yokuwelda ngobushushu obuphantsi, ngaloo ndlela sifezekisa injongo yokuphelisa uxinzelelo oluthile olushiyekileyo lokuwelda. Izixhobo zendlela yokolula umahluko wobushushu zilula kwaye kulula ukuzisebenzisa. Zingasetyenziswa ngokulula kwindawo yokwakha okanye kwindawo yemveliso, kodwa isiphumo sazo sokuphelisa uxinzelelo olushiyekileyo sichaphazeleka kakhulu ziiparameter ezifana nobushushu bokufudumeza, isantya sokupholisa, kunye nomgama wokutshiza ngamanzi. Kufuneka ilawulwe ngokuchanekileyo kwaye ilungiswe ngokweemeko zokwenyani.
(VI) Unyango lokwaluphala ngokungcangcazela
Unyango lokuguga ngokungcangcazela lusebenzisa isiphumo samandla oomatshini bokungcangcazela ukwenza i-roller chain ivumelane, ukuze uxinzelelo olushiyekileyo ngaphakathi kwe-workpiece luhlaziywe kwaye luncitshiswe. I-roller chain ibekwa kwisixhobo esikhethekileyo sokuguga ngokungcangcazela, kwaye i-frequency kunye ne-amplitude ye-exciter zihlengahlengiswa ukuze i-roller chain ivumelane ngaphakathi kwexesha elithile. Ngexesha lenkqubo yokukhanya, iinkozo zesinyithi ngaphakathi kwe-roller chain ziya kutyibilika kwaye zihlengahlengiswe, isakhiwo esincinci siya kuphucuka, kwaye uxinzelelo olushiyekileyo luya kuncipha kancinci kancinci. Unyango lokuguga ngokungcangcazela lunezibonelelo zezixhobo ezilula, ixesha elifutshane lokucubungula, iindleko eziphantsi, ukusebenza kakuhle, njl.njl., kwaye aluyi kuchaphazela umgangatho womphezulu we-roller chain. Ke ngoko, isetyenzisiwe kakhulu kwimveliso ye-roller chain. Ngokubanzi, unyango lokuguga ngokungcangcazela lunokususa malunga ne-30% - 50% yoxinzelelo olushiyekileyo lwe-roller chain welding. Kwezinye iimveliso ze-roller chain ezingadingi uxinzelelo olushiyekileyo oluphezulu, unyango lokuguga ngokungcangcazela yindlela engabizi kwaye esebenzayo yokususa uxinzelelo olushiyekileyo.
(VII) Indlela yokubethela ngehammering
Indlela yokurhawula yindlela elula nesetyenziswa rhoqo yokunciphisa uxinzelelo olushiyekileyo lokuwelda. Emva kokuba i-roller chain idityanisiwe, xa ubushushu be-weld bukwi-100 - 150℃ okanye ngaphezulu kwama-400℃, sebenzisa ihamile encinci ukucofa ngokulinganayo i-weld kunye neendawo ezikufutshane nayo ukuze kubangele ukuguquka kwesinyithi ngeplastiki yendawo, ngaloo ndlela kuncitshiswe uxinzelelo olushiyekileyo. Kufuneka kuqatshelwe ukuba ngexesha lenkqubo yokurhawula, kufuneka kuthintelwe kubushushu obuyi-200 - 300℃, kuba isinyithi sikwinqanaba lokuqhekeka ngeli xesha, kwaye ukurhawula kunokubangela ukuba i-weld iqhekeke ngokulula. Ukongeza, amandla kunye nokuphindaphinda kokurhawula kufuneka kube phakathi, kwaye kufuneka kulungiswe ngokwezinto ezinje ngobukhulu be-roller chain kunye nobukhulu be-weld ukuqinisekisa isiphumo kunye nomgangatho wokurhawula. Indlela yokurhawula idla ngokufanelekela ezinye ii-roller chain welds ezincinci, ezilula. Kwii-roller chain welds ezinkulu okanye ezintsonkothileyo, isiphumo sendlela yokurhawula sinokulinganiselwa kwaye kufuneka sisetyenziswe kunye nezinye iindlela.

3. Indlela yokukhetha indlela efanelekileyo yokunciphisa uxinzelelo olushiyekileyo
Kwimveliso yokwenyani, ngokweemeko ezahlukeneyo kunye neemfuno zeroller chain, kuyimfuneko ukuqwalasela ngokupheleleyo iingenelo kunye nokungalungi, ububanzi bokusetyenziswa, iindleko kunye nezinye izinto zeendlela ezahlukeneyo zokunciphisa uxinzelelo olushiyekileyo ukuze kukhethwe indlela efanelekileyo yonyango. Umzekelo, kwezinye iiroller chain ezichanekileyo, ezinamandla aphezulu, nezinodonga oluqinileyo, ukufudumala okuphezulu kobushushu kunokuba lolona khetho lulungileyo; ngelixa kwezinye iibhetshi ezinkulu kunye neemilo ezilula zeeroller chain, unyango lokuguga lokungcangcazela okanye indlela yokubethela inokunciphisa ngempumelelo iindleko zemveliso kwaye iphucule ukusebenza kakuhle kwemveliso. Kwangaxeshanye, xa ukhetha indlela yokunciphisa uxinzelelo olushiyekileyo, kuyimfuneko ukuqwalasela ngokupheleleyo imeko-bume yokusetyenziswa kunye neemeko zokusebenza zeroller chain ukuqinisekisa ukuba indlela eyamkelweyo inokuhlangabezana neemfuno zokusebenza kunye nemigangatho yomgangatho weroller chain ekusetyenzisweni kokwenyani.
4. Indima yokunciphisa uxinzelelo olushiyekileyo ekuphuculeni umgangatho kunye nokusebenza kwee-roller chain
Ukunciphisa uxinzelelo olushiyekileyo lokuwelda kunokuphucula kakhulu amandla okudinwa kwee-roller chain. Xa uxinzelelo olushiyekileyo lokuxinana kwi-roller chain luncitshisiwe okanye luphelile, inqanaba loxinzelelo olukhoyo ngexesha lokusebenza liyancitshiswa ngokufanelekileyo, ngaloo ndlela kunciphisa umngcipheko wokungaphumeleli kokuqhekeka okubangelwa kukuqaliswa nokwandiswa kwee-dispersions zokudinwa nokwandisa ubomi benkonzo ye-roller chain.
Inceda ekuphuculeni uzinzo olunemilinganiselo kunye nokuchaneka kwesimo se-roller chain. Uxinzelelo olugqithisileyo olushiyekileyo lunokubangela ukuba i-roller chain ijike ngexesha lokusetyenziswa, nto leyo echaphazela ukuchaneka kwayo okufana nee-sprockets kunye nezinye izinto, ngaloo ndlela ichaphazele ukusebenza okuqhelekileyo kwezixhobo zoomatshini. Ngokunciphisa uxinzelelo olushiyekileyo, i-roller chain inokugcina uzinzo oluhle olunemilinganiselo kunye nokuchaneka kwesimo ngexesha lokusetyenziswa, kwaye iphucule ukuthembeka kunye nokuchaneka kokudluliselwa.
Inganciphisa umkhwa wokuqhekeka koxinzelelo lwemixokelelwane yeroller kwiindawo ezirhabaxa. Uxinzelelo lokuxinana olushiyekileyo luya kwandisa uvakalelo lwemixokelelwane yeroller ekuqhekekeni koxinzelelo lwemixokelelwane yeroller kwiindawo ezirhabaxa, kwaye ukunciphisa uxinzelelo olushiyekileyo kunokunciphisa ngempumelelo lo mngcipheko, kuphucule ukumelana nokurhabaxa kwemixokelelwane yeroller kwiindawo ezirhabaxa, kwaye kwandise uluhlu lwazo lokusetyenziswa.