Kwiipakethi zebhetri, iimodyuli zokugcina amandla, kunye{0}neendibano zebhasi eziphakamileyo zangoku, i-Cu{1}}I-Al spot welding ihlala inengxaki yokutshiza, ukwenziwa mnyama, ukomelela okutsala nzima, kunye nokuxhathisa okungazinzanga. Ezi ziphene azikho nje iingxaki zembonakalo. Basenokunciphisa indawo esebenzayo yokudibanisa, bandise ukuxhathisa uqhagamshelwano, kwaye bachaphazele ukuthembeka kwexesha elide{4}.
Kukopolo{0}}iithebhu zealuminiyam yebhetri, iibhasi, kunye neziqhagamshelo eziqhubayo, unobangela ukholisa ukungahambelani phakathi kwamandla welding, amandla e-electrode, imeko yomphezulu, kunye nokupholisa i-electrode. I-capacitor discharge spot welder inokunciphisa ubushushu{2}}indawo echaphazelekayo kwaye iphucule ukungaguquguquki, kodwa kuphela xa inkqubo yefestile isetwe kakuhle.
Uhlalutyo lwengcambu: Kutheni iCu{0}}i-Al Welding ingumceli mngeni ngokobuGcisa?
Ukusombulula i-spatter kunye nokuguqulwa kombala, umntu kufuneka aqale aqonde "ingxabano yomzimba" phakathi kweCopper kunye neAluminiyam.
1.Ukwahluka okuQalayo kwiiPropati zoMzimba
- Ukungahambelani kwendawo:I-aluminiyam inyibilika malunga660 idigri, ngelixa iCopper ifuna1083 idigri. Ngexesha lomjikelo we-welding, i-aluminiyam ifikelela kwimeko yolwelo ngaphambili kakhulu kunobhedu. Ukuba uxinzelelo lwe-electrode aluhambelani, le aluminium etyhidiweyo igxothwa ngobundlobongela, ibangela i-spatter.
- I-High Thermal Conductivity:Zombini iintsimbi ziziqhubi ezibalaseleyo ze-thermal. Amandla e-welding kufuneka ahanjiswe ngokukhawuleza okukhulu, ngokukhawuleza; ngaphandle koko, ubushushu buchitha kwiindawo ezijikelezileyo, kubangela i-oxidation ebanzi kunye ne-discoloration.
- IiCompounds ze-Intermetallic (IMC):Kubushushu obuphezulu, i-Cu kunye ne-Al yenza ngokulula i-brittle intermetallic layers (efana neCuAl₂). Ezi maleko zandisa ukuxhathisa kombane kwaye ziphazamise ukunyaniseka komatshini wokudibanisa.
1.IFiziksi yeSpatter kunye nokubamnyama
- I-Spatter:Eyona nto isiphumo "sokushisa kakhulu" kunye "nokungaphumeleli koxinzelelo." Uxinaniso lwangoku lwangoku luba phezulu kakhulu, nto leyo ebangela ukuba i-aluminiyam etyhidiweyo ingene "kwi-arc projection."
- Ukwenza mnyama:Le yimveliso ye "oxidation" kunye ne "carbonization." Ngaphaya kwe-oxidation yeentsimbi ngokwazo, ihlala ibangelwa kukungcoliseka komphezulu okanye i-oyile ezivuthayo kumaqondo obushushu aphezulu.
UkuLungiswa okuchanekileyo kweeParameters zeWelding: Ukufumana "Ukulingana kwamandla"
Ulungelelwaniso lweParameter lelona nqanaba liguquguqukayo kodwa libalulekileyo lokuphucula inkqubo.
1.Umgaqo-siseko woNikezelo lwaMandla oKwandiswa
I-CD welders ikhupha amandla agcinwe kwii-capacitors. Ngelixa i-voltage ephezulu inyusa amandla, ikwanyusa ijika lokukhupha, inyusa umngcipheko wokutshiza.
- Isicwangciso-qhinga sokuSebenzisa:Yamkela indlela "yombane ophantsi, amandla aphezulu". Ngokucwangcisa ibhanki ye-capacitor ukuhambisa okwangoku okwaneleyo kwi-voltage yentlawulo ephantsi, ufezekisa ukukhutshwa okuzinzile.
- Umlinganiselo osebenzayo:Qalisa ukulungisa ingxaki ku60%–70%yamandla esixhobo abekiweyo. Ukunyuka kokunyuka kwe3%–5%de uvavanyo lwamaxolo ludibana neenkcukacha.
2.Dual{1}Inkqubo yokukhupha iPulse
I-pulse enye, enobundlobongela ikholisa ukufunxa ialuminiyam ngoko nangoko.
- Phambi-iPulse yobushushu:I-pulse encinci yokuqala (malunga{0}}% yamandla ewonke) ithamba i-aluminiyam kwaye iqhawuke umaleko okhuselayo weoksidi womphezulu.
- I-Welding Pulse:Ukukhutshwa okuphambili kwenzeka kule ndlela isetyenzisiweyo yokuqhuba, ukwenza i-weld nugget eyomeleleyo.
- Ulawulo Lwexesha:Ixesha lokukhupha lilonke kufuneka ligcinwe phakathi3ms kunye ne15ms.
Ubunjineli beNkqubo ye-Electrode: Ukulawula ukuHamba koBushushu
I-electrode ayikho nje i-conductor; ilawula uxinzelelo kunye nokutshatyalaliswa kobushushu.
1.UKhetho lweMathiriyeli yeeMetal ezingafaniyo
Iqhinga le "composite electrode" liyacetyiswa kwiCu{0}}Al welding:
- Icala leAluminiyam: Sebenzisa iTungsten{0}}Ubhedu (WCu) okanye iAlumina{1}}Ubhedu olomeleziweyo (GlidCop). Iqondo eliphezulu lokunyibilika kwe-tungsten livimbela i-aluminium "ukunamathela" okanye i-alloying kunye ne-electrode tip.
- Icala leCopper: Sebenzisa i-Chromium Zirconium Copper (CuCrZr) ngenxa ye-conductivity ephezulu kunye nokuchithwa kobushushu.
2.Ijiyometri ye-Electrode kunye namandla
- Ijometri: Sebenzisa iSpherical (R{0}}uhlobo) ingcebiso. Ingcebiso yeradiyasi iqinisekisa ukuba uxinzelelo lugxininiswe embindini. Njengoko isinyithi sinyibilika, imilo engqukuva ibonelela ngoxinzelelo "lokulandela{3}}phezulu", ukuthintela ukugxothwa kwesinyithi esinyibilikisiweyo.
- I-Electrode Force: Uxinzelelo olungonelanga ngoyena nobangela wokutshiza.
- Ifoyile eNcinci (<0.5mm): 200N – 400N.
- Busbars (>1.0mm): 600N – 1500N.
3.Ukupholisa okuSebenzayo
I-Electrode spikes yobushushu itshintsha ukuxhathisa koqhagamshelwano. Kwimveliso ephezulu - yevolumu, ukuba iqondo lobushushu lidlula i-60 degree, amathuba okuba mnyama anyuke ngaphezu kwe-40%. I-industrial chiller ezimeleyo inyanzelekile.
Ukulungiswa koMphezulu: IMfihlo ekupheliseni ukuguquka kombala
Ukucoceka komphezulu kuchaza "ubuhle" kunye nokuhanjiswa kwe-weld.
1. Ukususwa koMaleko we-Oxide
Umaleko oshinyeneyo weoksidi ($Al_2O_3$) kwi-aluminiyam inoxhathiso oluphezulu kakhulu lombane.
- Indlela:Sebenzisa aibrashi yentsimbi engenasiciokanye iipads eziabrasive ezikhethekileyo zokususa i-oxidation "yeqabaka emhlophe".
- Ixesha lefestile:I-aluminiyam kufuneka idityaniswe ngaphakathiIiyure ezi-2-4yokucoca ukuthintela ukukhula kwakhona komgangatho we-oxide.
2. UkuKhusela iGesi eNgangeni
Ngelixa ingasoloko isemgangathweni weendawo zokuwelda,{0}}usetyenziso oluphezulu (umzekelo, isemiconductor okanye ibhetri ye-EV echanekileyo) inokuxhamlaI-nitrogen (N₂)okanyeIArgon (Ar)ikhusela intloko ye-weld.
- Iziphumo:Ngokususa ioksijini, indawo ye-weld igcina isiphelo esiqaqambileyo, esinesinyithi, sisusa ngokupheleleyo isiphumo "sobumnyama behalo".
Isikhokelo sokuFumana i-CD Spot Welder: Indlela yokuTyala ngoBulumko
Kumaqela okuthengwa kwempahla, i-architecture ye-hardware inquma i-70% yozinzo lwenkqubo yexesha elizayo.
IiNgcaciso eziPhambili zobuGcisa
| Uphawu | Umgangatho weBanga loShishino | Isizathu Sokuba Kubalulekile |
| Umgangatho weCapacitor | Eliphezulu-iBanga lamaJapani okanye iYuropa yoShishino | Iqinisekisa ukukhutshwa kokungaguquguquki kunye nobomi boMjikelo oMkhulu kuno okanye obulingana ne-1M. |
| Control Logic | Okuvaliweyo-ukuJonga iluphu / Amandla rhoqo | Ihlawulela ukuhla kwamandla ombane ukuqinisekisa umgangatho ofanayo we-weld. |
| Inkqubo yoxinzelelo | I-Servo-yombane okanye iValve eLungelelekileyo echanekileyo | Ukuphendula okuguquguqukayo okuphezulu "landela{0}} phezulu" ukucinezela isitshizi. |
| UQhagamshelwano lwedatha | Inkxaso yoManyano lwe-MES | Kubalulekile ekulandeleni umkhondo kwi-EV kunye ne-ESS kumashishini. |
| Ukubunjwa kwePulse | Multi{0}}inqanaba Pulse Programmability | Ibonelela bhetyebhetye olufunekayo ukuphatha Cu-iinkangeleko zokumelana neAl. |
FAQ: Malunga neBattery Spot Welding Spatter
UMBUZO: Kutheni isitshizi sisenzeka eCu{0}}indawo yebhetri yokuwelda?
A: I-Spatter ngokuqhelekileyo iyenzeka xa amandla e-welding ephezulu kakhulu, amandla e-electrode ayanelanga, okanye umphezulu we-aluminium unefilimu ye-oxide okanye ukungcola. Kwi-Cu - i-Al welding, i-aluminiyam inyibilika ngaphambili kakhulu kunobhedu, ngoko ke ulawulo oluphantsi loxinzelelo lunokubangela ukuba i-aluminium etyhidiweyo ikhutshwe kwindawo ye-weld.
Umbuzo: Ndingawunciphisa njani ubumnyama obujikeleze indawo ye-weld?
A: Ubumnyama buhlala bubangelwa yi-oyile engaphezulu, ifilimu ye-oxide, i-overheating, okanye ukungcoliswa kwe-electrode. Ukucoca indawo yobhedu kunye ne-aluminium, ukunciphisa ixesha lokubetha ngokugqithiseleyo, ukuphucula ukupholisa i-electrode, kunye nokugcina iingcebiso ze-electrode kunokuncedisa ukunciphisa amakhonkco amnyama ajikeleze i-weld.
Umbuzo: Ngaba indawo yokulahla i-capacitor ifanelekile kubhedu -amalungu ebhetri yealuminiyam?
A: Ewe. Indawo yokukhutshwa kwecapacitor ifanelekile kwibhetri ezininzi-zealuminiyam iithebhu, iibhasi, kunye neziqhagamshelo eziqhubayo kuba inika umsinga ophezulu ngexesha elifutshane kwaye inciphisa ubushushu{2}}indawo echaphazelekayo. Isiphumo sokugqibela sisaxhomekeke kulungiselelo lwamandla, amandla e-electrode, uyilo lwe-fixture, kunye nokulungiswa komphezulu.
Umbuzo: Kutheni i-weld ibonakala ikhanya kodwa ingaphumeleli kuvavanyo lokutsala?
A: Umphezulu oqaqambileyo awusoloko uthetha umdibaniso owomeleleyo. Ukuba amandla aphantsi kakhulu, uxinzelelo aluzinzile, okanye i-oxide layer ayiphulwanga, i-weld ingabonakala yamkelekile kodwa ingaphumeleli ngexesha lokuvavanya i-peel okanye i-tensile. Umnqamlezo -ukuhlolwa kwecandelo kunye novavanyo lokuxhathisa kuyacetyiswa.
Isiphelo: Nciphisa i-Spatter ngaphambi kokuba ibe yingxaki yeMveliso
Ukutshiza kunye nokwenza mnyama kwiCu{0}}Indawo yebhetri yokuwelda ayiphelelanga nje ngokuba neziphene. Basenokubonisa igalelo lobushushu elingazinzanga, uqhagamshelwano olubi lwe-electrode, ukungcoliseka komphezulu, okanye ifestile yenkqubo ye-welding engafanelekanga. Ukuba le miba ayilungiswanga kwangoko, inokuchaphazela amandla okutsala, ukunganyangeki kombane, isivuno semveliso, kunye{3}}nokuthembeka kwexesha elide.
A capacitor ukukhupha indawo welderinokuba lukhetho olufanelekileyo kwiithebhu ezininzi zebhetri, iibhasi zebhasi, kunye nezixhumi zokugcina amandla ngenxa yokuba ihambisa ngoku okuphezulu ngexesha elifutshane kwaye inceda ukunciphisa igalelo lobushushu obungeyomfuneko. Nangona kunjalo, umgangatho wokugqibela we-welding usaxhomekeke kwiisetingi zamandla ezichanekileyo, amandla e-electrode azinzileyo, ukucocwa komphezulu ofanelekileyo, ukuchaneka kokulungiswa kunye nokupholisa i-electrode.
Ngaphambi kokukhetha umatshini, abathengi kufuneka babonelele ngobhedu kunye ne-aluminium ubukhulu, indawo ye-weld, imfuneko yamandla okutsala, iifoto zesiphene zangoku, kunye nomthamo wemveliso. Oku kuvumela umthengisi ukuba ahlole ukuba ingxaki ivela kwizinto eziphathekayo, i-electrode, i-fixture, i-parameter setting, okanye ukulungiswa komatshini.
Kubathengi abajongene ne-spatter, blackening, i-welds ebuthathaka, okanye ukuxhathisa okungazinzanga, isampuli ye-welding yeyona ndlela isebenzayo yokuqinisekisa inkqubo ngaphambi kokuveliswa kobuninzi. Inceda ekuqinisekiseni uqwalaselo lwendawo ye-CD echanekileyo, isisombululo se-electrode, kunye neeparamitha ze-welding ukwenzela ukuhambelana kwe-Cu{1}}I-Al ibhetri yokuwelda.
