Impembelelo yolawulo lobushushu ekuguqukeni kokuguquguquka ngexesha lokuwelda kwe-roller chain

Impembelelo yolawulo lobushushu ekuguqukeni kokuguquguquka ngexesha lokuwelda kwe-roller chain

Intshayelelo
Kwishishini lanamhlanje,ikhonkco lerolalicandelo loomatshini elisetyenziswa kakhulu kwiinkqubo zokuhambisa nokuhambisa. Umgangatho kunye nokusebenza kwalo kuchaphazela ngokuthe ngqo ukusebenza kakuhle kunye nokuthembeka kwezixhobo zoomatshini. Ukuwelda yenye yezona zinto zibalulekileyo kwinkqubo yokwenziwa kwee-roller chain, kwaye ulawulo lobushushu ngexesha lokuwelda lunempembelelo ebalulekileyo ekuguqulweni kwee-roller chain. Eli nqaku liza kuhlola nzulu indlela yokulawula ubushushu ekuguqulweni ngexesha lokuwelda kwee-roller chain, iintlobo zokuguqulwa eziqhelekileyo kunye namanyathelo azo okulawula, lijolise ekuboneleleni ngeereferensi zobugcisa kubavelisi bee-roller chain, kwaye likwabonelela ngesiseko solawulo lomgangatho kubathengi bamazwe ngamazwe abathengisa ngobuninzi.

Ulawulo lobushushu ngexesha lokuwelda i-roller chain
Inkqubo yokuhlanganisa ngokuyintloko yinkqubo yokufudumeza nokupholisa kwindawo ethile. Kwi-roller chain welding, kusetyenziswa i-arc welding, i-laser welding kunye nezinye iindlela zokuhlanganisa, kwaye ezi ndlela zokuhlanganisa ziya kuvelisa imithombo yobushushu obuphezulu. Ngexesha lokuhlanganisa, ubushushu be-weld kunye nendawo engqongileyo buya kunyuka ngokukhawuleza buze buphole, ngelixa utshintsho lobushushu bendawo kude ne-weld luncinci. Olu lwabiwo lobushushu olungalinganiyo luya kubangela ukwanda kobushushu obungalinganiyo kunye nokucutheka kwezinto, ngaloo ndlela kubangele ukuguquka.
Impembelelo yobushushu bokuwelda kwiipropati zezinto eziphathekayo
Ubushushu obuphezulu kakhulu bokushisela bunokubangela ukuba izinto zishushu kakhulu, nto leyo eyenza iinkozo zazo zibe rhabaxa, ngaloo ndlela zinciphise iimpawu zoomatshini zezinto, ezinje ngamandla nokuqina. Kwangaxeshanye, ubushushu obuphezulu kakhulu bunokubangela i-oxidation okanye i-carbonization yomphezulu wezinto, nto leyo echaphazela umgangatho wokushisela kunye nonyango lomphezulu olulandelayo. Ngokwahlukileyo koko, ubushushu obuphantsi kakhulu bokushisela bunokubangela ukushisela okunganelanga, amandla okushisela anganelanga, kwaneziphene ezifana nokungadibani.

Indlela yokulawula yobushushu bokuwelda
Ukuze kuqinisekiswe umgangatho wokuwelda, ubushushu bokuwelda kufuneka bulawulwe ngokungqongqo. Iindlela zolawulo eziqhelekileyo ziquka:
Ukufudumeza: Ukufudumeza iindawo eziza kudityaniswa kwi-roller chain ngaphambi kokudityaniswa kunokunciphisa i-gradient yobushushu ngexesha lokudityaniswa kunye nokunciphisa uxinzelelo lobushushu.
Ulawulo lobushushu phakathi kweeleya: Kwinkqubo yokuwelda eneeleya ezininzi, lawula ngokungqongqo ubushushu beeleya nganye emva kokuwelda ukuze uphephe ukutshisa kakhulu okanye ukupholisa kakhulu.
Unyango emva kobushushu: Emva kokuba ukuwelda kugqityiwe, iindawo zokuwelda ziphathwa ngobushushu obufanelekileyo, njengokufakelwa okanye ukulungelelanisa, ukuze kupheliswe uxinzelelo olushiyekileyo oluvela ngexesha lokuwelda.

Iintlobo kunye nezizathu zokuguqulwa kwe-welding
Ukuguqulwa kwe-welding yinto engenakuphepheka kwinkqubo yokudibanisa, ingakumbi kwizinto ezintsonkothileyo ezifana nee-roller chains. Ngokwendlela kunye nohlobo lokuguqulwa, ukuguqulwa kwe-welding kunokwahlulwa zibe zezi ntlobo zilandelayo:
Ukuguqulwa kokuncipha kwe-longitudinal kunye ne-transverse
Ngexesha lenkqubo yokuwelda, i-weld kunye neendawo ezingqongileyo ziyanda xa zifudunyezwa kwaye zinciphe xa zipholile. Ngenxa yokuncipha kwicala le-weld kunye nokuncipha okunqamlezileyo, i-weldment iya kuvelisa ukuncipha okuqhubekekayo nokunqamlezileyo. Olu tshintsho lolunye lwezona ntlobo zixhaphakileyo zokuguquguquka emva kokuwelda kwaye kudla ngokuba nzima ukululungisa, ngoko ke kufuneka lulawulwe ngokufaka i-blanking ngokuchanekileyo kunye nesibonelelo sokuncipha esigciniweyo ngaphambi kokuwelda.
Ukuguqulwa kwe-goling
Ukuguquguquka kokugoba kubangelwa kukuncitshiswa kwe-weld okude nokunqamlezileyo. Ukuba ukusasazwa kwe-weld kwinxalenye akulingani okanye ulandelelwano lwe-welding alunangqiqo, i-weldment inokugoba emva kokuba ipholile.
Ukuguqulwa kwe-angular
Ukuguquka kwe-angular kubangelwa yimo engalinganiyo ye-weld okanye iileya ze-welding ezingenangqondo. Umzekelo, kwi-T-joint welding, ukuncipha kwelinye icala le-weld kunokubangela ukuba i-weldment plane ivelise ukuguqulwa kwe-transverse shrinkage ejikeleze i-weld kwicala lobukhulu.
Ukuguqulwa kwamaza
Ukuguquka kwamaza kudla ngokuvela xa kudityaniswa izakhiwo zepleyiti ezincinci. Xa ukudityaniswa kungazinzile phantsi koxinzelelo oluxinzelelweyo loxinzelelo lwangaphakathi lokudityaniswa, kunokubonakala ngathi kugobile emva kokudityaniswa. Olu tshintsho luqheleke ngakumbi xa kudityaniswa iindawo zepleyiti ezincinci zeeroller chains.

Indlela yempembelelo yolawulo lobushushu kwi-welding deformation
Impembelelo yolawulo lobushushu kwinkqubo yokudibanisa kwi-welding deformation ibonakala kakhulu kwezi zinto zilandelayo:
Ukwandiswa kunye nokuncitshiswa kobushushu
Ngexesha lokuwelda, ubushushu bokuwelda kunye neendawo ezingqongileyo buyanyuka, kwaye izinto ziyanda. Xa kugqityiwe ukuwelda, ezi ndawo ziyaphola kwaye ziyancipha, ngelixa utshintsho lobushushu lwendawo ekude ne-weld luncinci kwaye ukuncipha nako kuncinci. Oku kwanda kobushushu obungalinganiyo kunye nokuncipha kuya kubangela ukuba ukuwelda kuguquke. Ngokulawula ubushushu bokuwelda, oku kungalinganiyo kunokuncipha, ngaloo ndlela kuncitshiswe izinga lokuguquguquka.
Uxinzelelo lobushushu
Ukusasazwa kobushushu obungalinganiyo ngexesha lokudityaniswa kwentsimbi kuya kubangela uxinzelelo lobushushu. Uxinzelelo lobushushu yenye yezona zinto ziphambili ezibangela ukuguquguquka kwentsimbi. Xa ubushushu bokudityaniswa kwentsimbi buphezulu kakhulu okanye isantya sokupholisa sikhawuleza kakhulu, uxinzelelo lobushushu luya kwanda kakhulu, nto leyo ekhokelela ekuguqulweni okukhulu kwentsimbi.
Uxinzelelo olushiyekileyo
Emva kokuba ukuwelda kugqityiwe, umlinganiselo othile woxinzelelo uya kuhlala ngaphakathi kwi-weldment, ebizwa ngokuba yi-residual stress. Uxinzelelo olushiyekileyo ngomnye wemiba ebangela ukuguqulwa kwe-welding. Ngokulawula ubushushu ngokufanelekileyo, ukuveliswa koxinzelelo olushiyekileyo kunokunciphisa, ngaloo ndlela kuncitshiswe ukuguqulwa kwe-welding.

Amanyathelo okulawula ukuguqulwa kwe-welding
Ukuze kuncitshiswe ukuguqulwa kwe-welding, ukongeza ekulawuleni ngokungqongqo ubushushu be-welding, la manyathelo alandelayo anokuthathwa:
Uyilo olufanelekileyo lolandelelwano lokuwelda
Ulandelelwano lokuwelda lunempembelelo enkulu ekuguqulweni kwe-welding. Ulandelelwano olufanelekileyo lokuwelda lunokunciphisa ngempumelelo ukuguquguquka kwe-welding. Umzekelo, kwii-welds ezinde, indlela yokuwelda esekwe ecaleni okanye indlela yokuwelda ye-skip ingasetyenziselwa ukunciphisa ukuqokelelana kobushushu kunye nokuguquguquka ngexesha lokuwelda.
Indlela yokulungisa eqinileyo
Ngexesha lenkqubo yokuhlanganisa, indlela yokuqinisa eqinileyo ingasetyenziselwa ukunciphisa ukuguquguquka kwe-weldment. Umzekelo, i-clamp okanye inkxaso isetyenziselwa ukulungisa i-weldment endaweni yayo ukuze ingaguquguquki lula ngexesha lokuhlanganisa.
Indlela yokulwa nokuguquguquka
Indlela yokulwa nokuguquguquka kukusebenzisa utshintsho oluchasene nokuguquguquka kwe-welding kwi-weldment kwangaphambili ukuze kulungiswe utshintsho oluvela ngexesha lokuwelda. Le ndlela ifuna uqikelelo oluchanekileyo kunye nohlengahlengiso ngokomthetho kunye nobungakanani bokuguquguquka kwe-welding.
Unyango emva kokuwelda
Emva kokuwelda, ukuwelda kungalungiswa ngokufanelekileyo emva koko, njengokubetha ngehammer, ukungcangcazela okanye unyango lobushushu, ukuze kupheliswe uxinzelelo olushiyekileyo kunye nokuguquka okubangelwa kukuwelda.

Uhlalutyo lwetyala: ulawulo lobushushu be-roller chain welding kunye nolawulo lwe-deformation
Le ilandelayo yimeko yokwenyani ebonisa indlela yokuphucula umgangatho wokuwelda kwee-roller chains ngokusebenzisa amanyathelo okulawula ubushushu kunye nokulawula ukuguqulwa.
Imvelaphi
Inkampani yokuvelisa iiroller chain ivelisa iqela leeroller chain zeenkqubo zokuhambisa, ezifuna umgangatho ophezulu we-welding kunye nokuguquguquka okuncinci kwe-welding. Kwimveliso yokuqala, ngenxa yokulawulwa okungafanelekanga kobushushu be-welding, ezinye iiroller chain zagotywa zaza zaphazamiseka kwi-engile, nto leyo eyachaphazela umgangatho kunye nobomi benkonzo yemveliso.

Isisombululo
Ukulungiswa kokulawula ubushushu:
Ngaphambi kokuwelda, ityathanga lerola eliza kuwelda liyatshiswa, kwaye ubushushu bokufudumeza bumiselwa ukuba bube yi-150℃ ngokwe-thermal expansion coefficient yezinto kunye neemfuno zenkqubo yokuwelda.
Ngexesha lenkqubo yokuhlanganisa, umsinga wokuhlanganisa kunye nesantya sokudibanisa zilawulwa ngokungqongqo ukuqinisekisa ukuba ubushushu bokuhlanganisa bungaphakathi koluhlu olufanelekileyo.
Emva kokuwelda, inxalenye yokuwelda iyanyangwa emva kobushushu, kwaye inkqubo yokuqhoboshela iyasetyenziswa. Ubushushu bulawulwa kwi-650℃, kwaye ixesha lokugquma limiselwa ukuba libe yiyure e-1 ngokobukhulu betsheyini yeroller.
Amanyathelo okulawula ukuguqulwa kwesakhiwo:
Indlela yokuwelda engasemva ehlukaniswe ngamasebe isetyenziselwa ukuwelda, kwaye ubude becandelo ngalinye lokuwelda bulawulwa ngaphakathi kwe-100mm ukunciphisa ukuqokelelana kobushushu ngexesha lokuwelda.
Ngexesha lenkqubo yokuhlanganisa, ikhonkco le-roller liqiniswa endaweni yalo nge-clamp ukuthintela ukuguquguquka kwe-welding.
Emva kokuwelda, inxalenye yokuwelda iyabethelwa ngesando ukuze kususwe uxinzelelo olushiyekileyo oluvela ngexesha lokuwelda.

Isiphumo
Ngala manyathelo angasentla, umgangatho wokuwelda we-roller chain uphuculwe kakhulu. Ukuguqulwa kwe-welding kuye kwalawulwa ngempumelelo, kwaye ukuvela kokuguquguquka kokugoba kunye nokuguquguquka kwe-angular kuye kwancitshiswa ngaphezulu kwe-80%. Kwangaxeshanye, amandla kunye nokuqina kweendawo zokuwelda kuye kwaqinisekiswa, kwaye ubomi benkonzo yemveliso buye bandiswa nge-30%.
Isiphelo
Impembelelo yolawulo lobushushu kwi-deformation ngexesha le-roller chain welding inamacandelo amaninzi. Ngokulawula ngokufanelekileyo ubushushu be-welding, i-deformation ye-welding ingancitshiswa ngempumelelo kwaye umgangatho we-welding ungaphuculwa. Kwangaxeshanye, xa zidityaniswe nolandelelwano olufanelekileyo lwe-welding, indlela yokulungisa eqinileyo, indlela yokulwa ne-deformation kunye namanyathelo onyango emva kwe-welding, isiphumo se-welding se-roller chain sinokuphuculwa ngakumbi.