Njengoko abaqhubi be-aluminiyam besanda kusetyenziswa kwiintambo zeentambo zeemoto, eli nqaku lihlalutya kwaye lilungelelanise iteknoloji yoqhagamshelwano lwe-aluminium yokudibanisa amandla ombane, kwaye ihlalutya kwaye ithelekisa ukusebenza kweendlela ezahlukeneyo zokudibanisa ukuququzelela ukhetho lwamva lweendlela zokudibanisa iintambo zombane ze-aluminium.
01 Isishwankathelo
Ngokukhuthazwa kokusetyenziswa kwabaqhubi be-aluminium kwiintambo zeentambo zemoto, ukusetyenziswa kwee-aluminium conductors endaweni yabaqhubi bezobhedu bendabuko kuyanda ngokuthe ngcembe.Nangona kunjalo, kwinkqubo yokusetyenziswa kweengcingo ze-aluminium ezithatha indawo yeengcingo zobhedu, ukubola kwe-electrochemical, ukunyuka kweqondo lokushisa eliphezulu, kunye ne-conductor oxidation ziingxaki ekufuneka zijamelane nazo kwaye zisonjululwe ngexesha lenkqubo yesicelo.Ngexesha elifanayo, ukusetyenziswa kweengcingo ze-aluminium ezithatha indawo yeengcingo zobhedu kufuneka zihlangabezane neemfuno zeengcingo zokuqala zobhedu.Iimpawu zombane kunye nezomatshini ukuphepha ukuthotywa kokusebenza.
Ukuze kulungiswe iingxaki ezinje nge-electrochemical corrosion, iqondo lobushushu eliphakamileyo, kunye ne-conductor oxidation ngexesha lokusetyenziswa kweengcingo ze-aluminium, okwangoku kukho iindlela ezine zonxibelelwano eziphambili kwishishini, ezizezi: i-friction welding kunye ne-pressure welding, i-friction welding, i-ultrasonic welding, kunye ukuwelda ngeplasma.
Oku kulandelayo luhlalutyo kunye nothelekiso lwentsebenzo yemigaqo yoqhagamshelo kunye nezakhiwo zezi ntlobo zine zoqhagamshelo.
02 I-welding ye-friction kunye ne-welding yoxinzelelo
I-Friction welding kunye noxinzelelo lokudibanisa, sebenzisa kuqala iintonga zobhedu kunye ne-aluminiyam yokudibanisa i-friction welding, kwaye emva koko ugxininise iintonga zobhedu ukwenza uqhagamshelo lombane.Iintonga ze-aluminiyam zenziwe ngoomatshini kwaye zenziwe ukuba zenze i-aluminium crimp ends, kunye ne-copper kunye ne-aluminiyam terminals ziveliswa.Emva koko ucingo lwe-aluminiyam lufakwe kwisiphelo se-aluminiyam ye-aluminiyam ye-terminal yobhedu-aluminiyam kunye ne-hydraulically crimped ngokusebenzisa izixhobo ze-wire harness crimping zendabuko ukugqiba ukudibanisa phakathi komqhubi we-aluminium kunye ne-terminal yobhedu-aluminium, njengoko kubonisiwe kuMfanekiso 1.
Xa kuthelekiswa nezinye iifom zokudibanisa, i-friction welding kunye ne-pressure welding yenza indawo yokutshintsha i-copper-aluminium alloy transition ngokusebenzisa i-friction welding yeentonga zobhedu kunye neentonga ze-aluminium.Umphezulu we-welding ufana kakhulu kwaye uxinene, ukuthintela ngokufanelekileyo ingxaki yokunyuka kwe-thermal ebangelwa yi-coefficients yokwandiswa kwe-thermal eyahlukeneyo yobhedu kunye ne-aluminium., Ukongezelela, ukubunjwa kwendawo yenguqu ye-alloy kwakhona kuthintela ngokufanelekileyo ukubola kwe-electrochemical okubangelwa yimisebenzi eyahlukeneyo yetsimbi phakathi kobhedu kunye ne-aluminium.Ukutywinwa okulandelayo kunye neetyhubhu zokucutha ubushushu kusetyenziswa ukwahlula isitshizi setyuwa kunye nomphunga wamanzi, okuthintela ngokufanelekileyo ukwenzeka kwe-electrochemical corrosion.Ngokusebenzisa i-hydraulic crimping yocingo lwe-aluminium kunye ne-aluminium crimp ekupheleni kwe-terminal yethusi-aluminium, isakhiwo se-monofilament somqhubi we-aluminium kunye noluhlu lwe-oxide eludongeni lwangaphakathi lwe-aluminium crimp end lutshatyalaliswa kwaye luhluthwe, emva koko kubanda. igqitywe phakathi kweengcingo zodwa kunye naphakathi kwe-aluminium conductor conductor kunye nodonga lwangaphakathi lwe-crimp end.Umdibaniso we-welding uphucula ukusebenza kombane woxhulumaniso kwaye unikezela ngowona matshini unokuthenjwa.
03 Ukuwelda kwefriction
I-friction welding isebenzisa ityhubhu ye-aluminiyam ukukrazula kunye nokubumba umqhubi we-aluminium.Emva kokunqumla ubuso bokuphela, i-welding ye-friction yenziwa nge-terminal yobhedu.Uxhulumaniso lwe-welding phakathi komqhubi wocingo kunye ne-terminal yobhedu lugqitywe nge-welding ye-friction, njengoko kuboniswe kwi-Figure 2.
I-friction welding idibanisa iingcingo ze-aluminiyam.Okokuqala, ityhubhu ye-aluminium ifakwe kwi-conductor yocingo lwe-aluminium ngokusebenzisa i-crimping.Ulwakhiwo lwe-monofilament lomqhubi lufakwe kwiplastiki ngokusebenzisa i-crimping ukwenza i-cross-section circular cross-section.Emva koko i-welding cross-section iyancipha ngokujika ukugqiba inkqubo.Ukulungiswa kwemiphezulu ye-welding.Esinye isiphelo se-terminal yobhedu sisakhiwo soxhumo lombane, kwaye esinye isiphelo yindawo yokudibanisa i-welding ye-terminal yobhedu.Umphezulu wodibaniso welding yetheminali yobhedu kunye nomphezulu we-welding yocingo lwe-aluminiyam zidityaniswe kwaye ziqhagamshelwe nge-welding ye-friction, kwaye ke i-flash ye-welding inqunyulwe kwaye imile ukugqiba inkqubo yokudibanisa i-welding wire aluminium.
Xa kuthelekiswa nezinye iifom zokudibanisa, i-friction welding yenza uxhumano lwenguqu phakathi kobhedu kunye ne-aluminium ngokusebenzisa i-friction welding phakathi kwee-terminals zethusi kunye neengcingo ze-aluminium, ngokufanelekileyo ukunciphisa i-electrochemical corrosion yobhedu kunye ne-aluminium.Indawo yokutshintsha i-copper-aluminiyam ye-welding ivalwe nge-adhesive heat shrink tubing kwisigaba samva.Indawo ye-welding ayiyi kubonakaliswa emoyeni kunye nomswakama, iyancipha ngakumbi i-corrosion.Ukongezelela, indawo yokuthungatha apho umqhubi we-aluminium udibaniswa ngokuthe ngqo kwi-terminal yobhedu ngokusebenzisa i-welding, eyandisa ngokufanelekileyo ukukhupha amandla okudibanisa kunye nokwenza inkqubo yokucubungula ilula.
Nangona kunjalo, izinto ezingeloncedo zikwakhona kuqhagamshelo phakathi kweengcingo ze-aluminiyam kunye neetheminali zobhedu-aluminiyam kuMfanekiso 1. Ukusetyenziswa kwe-friction welding kubavelisi be-wire harness kufuna izixhobo zokuwelda ezikhethekileyo, ezinokuguquguquka okubi kunye nokwandisa utyalo-mali kwii-asethi ezisisigxina zocingo. abavelisi beentambo.Okwesibini, kwi-welding ye-friction Ngexesha lenkqubo, i-monofilament structure ye-wire i-friction ngokuthe ngqo i-welded kunye ne-terminal yobhedu, okubangelwa i-cavities kwindawo yokudibanisa i-friction welding.Ubukho bothuli kunye nezinye izinto ezingcolileyo buya kuchaphazela umgangatho wokugqibela we-welding, obangela ukungazinzi kwiipropati zomatshini kunye nombane woxhumo lwe-welding.
04 Ultrasonic welding
I-Ultrasonic welding yeengcingo ze-aluminium isebenzisa izixhobo ze-welding ze-ultrasonic ukudibanisa iingcingo ze-aluminium kunye neetheminali zethusi.Ngokusebenzisa i-high-frequency oscillation yentloko ye-welding yezixhobo ze-welding ze-ultrasonic, i-aluminium wire monofilaments kunye neengcingo ze-aluminium kunye ne-terminals zethusi zixhunywe kunye ukugqiba ucingo lwe-aluminium kunye nokudityaniswa kwee-terminals zethusi kuboniswe kwi-Figure 3.
Uqhagamshelo lwe-welding ye-Ultrasonic kuxa iingcingo ze-aluminiyam kunye neetheminali zethusi zingcangcazela kumaza e-high-frequency ultrasonic.Ukungcangcazela kunye nokukhuhlana phakathi kobhedu kunye ne-aluminiyam kugqiba unxibelelwano phakathi kobhedu kunye ne-aluminiyam.Ngenxa yokuba zombini ubhedu kunye ne-aluminium zinesakhiwo se-crystal ye-cubic yensimbi ejongene nobuso, kwindawo ephezulu ye-oscillation ye-oscillation Ngaphantsi kwalo mqathango, ukutshintshwa kwe-athomu kwisakhiwo sekristale yensimbi kugqityiwe ukwenza i-alloy transition layer, ukuphepha ngokufanelekileyo ukwenzeka kwe-electrochemical corrosion. .Ngexesha elifanayo, ngexesha lenkqubo ye-ultrasonic welding, i-oxide layer phezu kwendawo yomqhubi we-aluminium i-monofilament ihlanjululwe, kwaye emva koko uxhulumaniso lwe-welding phakathi kwe-monofilaments lugqityiwe, oluphucula iimpawu zombane kunye nomatshini wokudibanisa.
Xa kuthelekiswa nezinye iifom zokudibanisa, izixhobo ze-ultrasonic welding sisixhobo esisetyenziswa ngokuqhelekileyo kubavelisi be-wire harness.Ayifuni utyalo-mali olutsha olusisigxina.Ngexesha elifanayo, ii-terminals zisebenzisa i-copper stamped terminals, kwaye i-terminal cost iphantsi, ngoko ineyona nto ingcono yeendleko.Nangona kunjalo, kukwakho izinto ezingeloncedo.Xa kuthelekiswa nezinye iifom zoqhagamshelo, i-ultrasonic welding inezakhiwo ezibuthathaka zoomatshini kunye nokunganyangeki kakuhle kwe-vibration.Ngoko ke, ukusetyenziswa koqhagamshelwano lwe-welding ye-ultrasonic ayikhuthazwa kwiindawo zokungcangcazela eziphezulu.
05 ukuwelda ngePlasma
I-Plasma welding isebenzisa i-terminals zethusi kunye neengcingo ze-aluminium zokudibanisa i-crimp, kwaye ngoko ngokudibanisa i-solder, i-arc ye-plasma isetyenziselwa ukutshisa kunye nokutshisa indawo ekuza kufakwa kuyo, inyibilikise i-solder, igcwalise indawo ye-welding, kwaye igcwalise uqhagamshelo lwe-aluminium yocingo, njengoko. iboniswe kuMfanekiso 4.
I-Plasma welding ye-aluminium conductors kuqala isebenzisa i-plasma welding yeetheminali zobhedu, kwaye ukukrazula kunye nokuqiniswa kwee-aluminium conductors kugqitywa ngokukrazula.I-plasma ye-welding terminals yenze i-barrel-shaped structure emva kokuba i-crimping, kwaye ke indawo ye-welding ye-terminal izaliswe nge-solder ene-zinc, kwaye isiphelo se-crimped yi-Ongeza i-zinc-containing solder.Ngaphantsi kwe-irradiation ye-plasma arc, i-solder ene-zinc ishushu kwaye iyancibilika, kwaye ingena kwi-gap yocingo kwindawo ye-crimping ngokusebenzisa isenzo se-capillary ukugqiba inkqubo yokudibanisa i-terminals zethusi kunye neengcingo ze-aluminium.
Iingcingo ze-aluminium welding ye-Plasma zigqibezela uxhulumaniso olukhawulezayo phakathi kweengcingo ze-aluminiyam kunye neetheminali zobhedu ngokusebenzisa i-crimping, ukubonelela ngeempawu ezithembekileyo zoomatshini.Kwangaxeshanye, ngexesha lenkqubo ye-crimping, ngomlinganiselo wokunyanzeliswa kwe-70% ukuya kwi-80%, ukutshatyalaliswa kunye nokuxobula i-oxide layer ye-conductor kugqitywe, ngokufanelekileyo Ukuphucula ukusebenza kombane, ukunciphisa ukuxhathisa koqhagamshelwano kwiindawo zokudibanisa, kunye nokuthintela. ukufudumeza iindawo zokudibanisa.Emva koko yongeza i-solder equkethe i-zinc ekupheleni kwendawo ye-crimping, kwaye usebenzise i-plasma beam ukuze i-irradiate kunye nokutshisa indawo ye-welding.I-solder ene-zinc iyatshisa kwaye iyancibilika, kwaye i-solder igcwalisa isithuba kwindawo ye-crimping ngokusebenzisa isenzo se-capillary, ukufezekisa amanzi okutshiza ityuwa kwindawo ye-crimping.Ukwahlulwa komphunga kunqanda ukwenzeka kwe-electrochemical corrosion.Kwangaxeshanye, ngenxa yokuba i-solder yodwa kwaye i-buffered, indawo yenguqu iyenziwa, ethintela ngokufanelekileyo ukwenzeka kwe-thermal creep kunye nokunciphisa umngcipheko wokonyuka kokuxhathisa uxhulumaniso phantsi kwezothuso ezishushu nezibandayo.Ngokusebenzisa i-plasma ye-welding yendawo yokudibanisa, ukusebenza kombane kwendawo yokudibanisa kuphuculwe ngokufanelekileyo, kwaye iimpawu zomatshini wendawo yokudibanisa nazo ziphuculwe ngakumbi.
Xa kuthelekiswa nezinye iifom zokudibanisa, i-plasma welding ihlukanisa i-terminals zethusi kunye nabaqhubi be-aluminium ngokusebenzisa i-welding layer kunye nokuqina kwe-welding layer, ngokufanelekileyo ukunciphisa ukubola kwe-electrochemical yobhedu kunye ne-aluminium.Kwaye umaleko we-welding oqinisiweyo ugubungela ubuso bokuphela komqhubi we-aluminium ukwenzela ukuba i-terminals zethusi kunye ne-conductor core zingadibani nomoya kunye nomswakama, ngakumbi ukunciphisa i-corrosion.Ukongezelela, inguqu ye-welding layer kunye ne-welding layer eqinisiweyo ilungisa ngokuqinileyo i-terminals zethusi kunye neentambo zocingo ze-aluminium, ngokufanelekileyo ukwandisa amandla okukhupha amajoyina kunye nokwenza inkqubo yokucubungula ilula.Nangona kunjalo, kukwakho izinto ezingeloncedo.Ukusetyenziswa kokuwelda kweplasma kubavelisi beentambo zocingo kufuna izixhobo zokuwelda zeplasma ezizinikeleyo, ezinoguquguquko olulambathayo nokwandisa utyalo-mali kwii-asethi ezisisigxina zabavelisi beentambo zeentambo.Okwesibini, kwinkqubo ye-plasma welding, i-solder igqitywe ngesenzo se-capillary.Inkqubo yokuzaliswa kwe-gap kwindawo ye-crimping ayilawuleki, okubangelwa umgangatho ongazinzanga we-welding ekugqibeleni kwindawo yokudibanisa i-plasma welding, okubangelwa ukuphambuka okukhulu ekusebenzeni kombane kunye noomatshini.
Ixesha lokuposa: Feb-19-2024