Iibhasi zebhasi zisetyenziswa kakhulu kwizixhobo zokuhambisa amandla, iinkqubo zokugcina amandla, izithuthi zombane, kunye nezinye-usetyenziso lombane oluphezulu. Ngenxa yokuba ubhedu luyeukuhanjiswa kombane okugqwesileyo kunye ne-thermal conductivity ephezulu kakhulu, ukushisa okwenziwa ngexesha le-welding kusasazeka ngokukhawuleza kwizinto ezijikelezileyo. Ngenxa yoko, ukulawula inkqubo yokuwelda kwiibhasi zebhasi kudla ngokuba ngumngeni kunezinye iintsimbi ezininzi.
Ukuba inkqubo ye-welding ayilawulwa ngokufanelekileyo, inkuluUbushushu{0}}Indawo eChaphazelekayo (HAZ)inokuphuhlisa malunga nendawo ye-weld. I-HAZ egqithisileyo inokuchaphazela kakubi ukubonakala komdibaniso kwaye inokunciphisa ukusebenza kombane okanye ibangele ukuthambisa kwendawo kunye nokuphazamiseka kwe-busbar. Ngesi sizathu, ukunciphisa ubushushu{2}}indawo echaphazelekileyo yinjongo ephambili xa uyilwa okanye unyusela iinkqubo zokuwelda ibhasbha yobhedu.
Eli nqaku liyacacisaindlela ubushushu-obuchaphazele ngayo ubume bommandla, eyona miba iphambili eyichaphazelayo, kunye neendlela ezisebenzayo zokuyinciphisa.. Ikwathelekisa iitekhnoloji ezininzi eziqhelekileyo zokuwelda ibhasi yebhasi kwaye ibonelela ngesikhokelo kubavelisi abakhetha izixhobo zokuwelda, kubandakanya neenkqubo zokuwelda.
Yintoni Ubushushu{0}}Indawo eChaphazelekayo kwi-Copper Busbar Welding?
Inkcazelo yobushushu{0}}iNdawo eChaphazelekayo
Ngexesha le-welding, ayizizo zonke izinto ezikufutshane ne-joint iyanyibilika. Nangona kunjalo, isinyithi esijikelezileyo sibonakaliswe kumaqondo obushushu aphakamileyo anokutshintshamicrostructure kunye neempawu zoomatshini. Ummandla apho ezi ziphumo ze-thermal zenzeke khona waziwa njengendawo yobushushu-echatshazelweyo.
Ngamagama alula, ubushushu-indawo echatshazelweyo sisahlulo semathiriyeli esisiseko enganyibilikiyo kodwa isatshintshwa bubushushu obuveliswe ngexesha lokuwelda. Utshintsho kulo mmandla lunokubandakanya ukwahluka kwisakhiwo senkozo, ukuqina, okanye ukuhanjiswa kombane.
Kutheni iibhasi zeCopper zinovakalelo ngakumbi kwi-HAZ
I-Copper iziphatha ngendlela eyahlukileyo kwiintsimbi ezininzi zesakhiwo ngexesha le-welding ngenxa yeempawu ezimbini ezibalulekileyo.
Okokuqala, kukho ubhedui-thermal conductivity ephezulu kakhulu. Ubushushu obuveliswe kwi-weld busasazeka ngokukhawuleza kwizinto ezijikelezileyo, okwenza kube nzima ukugcina ubushushu bugxininiswe kwindawo encinci.
Okwesibini, iindawo zobhedu zihlala zikhulaiileya oxide, enokuthi iphazamise ukudibanisa kombane ngexesha le-welding kwaye ifuna igalelo eliphezulu lamandla ukufezekisa ukudibanisa okuzinzile.
Xa ezi zinto zidibene, ukushisa okugqithisileyo kunokusasazeka ngaphaya kwendawo ye-weld ukuba iiparamitha ze-welding azilawulwa ngokucophelela.
Iingxaki ezibangwa bubushushu obugqithisileyo{0}}iNdawo eChaphazelekayo
Ukuba ubushushu-ummandla ochaphazelekayo uba mkhulu kakhulu, imiba emininzi inokuvela:
- Umbala obonakalayo okanye i-oxidation ejikeleze i-weld
- Ukunciphisa ukuhanjiswa kombane
- Ukugqwethwa kwengingqi okanye ukulwa nebhasi
- Umonakalo kwizinto ezikufuphi zokugquma
- Amandla e-weld angahambelaniyo
Kubavelisi abasebenza ngezixhobo zombane eziphezulu{{0} zangoku, ukulawula igalelo lobushushu ngexesha lokuwelda kubalulekile ukugcina ukusebenza kunye nokuthembeka.
Izinto eziphambili eziPhembelela uBubushushu{0}}iNdawo eChaphazelekileyo
Iiparamitha ezininzi ze welding zichaphazela ngqo ubukhulu bobushushu{0}}zowuni echatshazelweyo xa welding copper busbars.
I-Welding yangoku
I-welding yangoku inquma ukuba kungakanani ubushushu obuveliswayo ngexesha lenkqubo. Ukuba umsinga uphezulu kakhulu, ubushushu obugqithisileyo buya kuveliswa kwaye bunwenwe kwizinto ezijikelezileyo, bandise ubushushu{1}}indawo echaphazelekayo. Ngoko ke, okwangoku kufuneka kuhambelane ngononophelo kunye nobukhulu bebhasi kunye nendlela ye-welding.
Ixesha le-Welding
Okukhona ixesha lokuwelda, kokukhona ithuba ubushushu kufuneka usasazeke kude kwindawo joint. Umzekelo, kwiinkqubo zemveli zokumelana ne-welding ezihlala ngaphezulu kwe-100 milliseconds, ubushushu busasazeka kancinci kubhedu olujikelezileyo.
Iinkqubo ezininzi ze-welding zanamhlanje zinciphisa le mpembelelo ngokusebenzisaiipulses zamandla ezimfutshane kakhulu, ukuvumela umdibaniso ukuba wenze ngaphambi kokuba ubushushu busasazeke kakhulu.
Uxinzelelo lwe-Electrode
Uxinzelelo lwe-electrode luchaphazela ukuxhathisa koqhagamshelwano lombane phakathi kwee-electrode kunye ne-workpiece. Ukuba uxinzelelo alwanelanga, ukuxhathisa okungazinzanga kunokuthi kwenzeke, kuvelise ubushushu obungalinganiyo kwaye kubenakho ukwandisa ubushushu{1}}indawo echaphazelekayo.
Uxinzelelo olufanelekileyo lunceda ukugxila kwi-welding current kwi-joint kunye nokuphucula ukuzinza kwe-welding.
Imeko yoMphezulu weBusbar yeCopper
I-oyile, i-oxidation, okanye ezinye izinto ezingcolileyo kwi-copper surface inokunyusa ukuxhatshazwa kombane kwindawo yoqhagamshelwano. Oku kunokudala ubushushu obongezelelweyo bendawo ngexesha le-welding.
Ngesi sizathu,ukucocwa komphezulu phambi kwe-weldingkubalulekile ukuqinisekisa ukuhanjiswa kwamandla okuzinzile kunye nomgangatho we-weld ongaguqukiyo.
Ukuthelekiswa kweNkqubo ye-Welding ye-Copper Busbar eqhelekileyo
Ubuchwephesha be-welding obuhlukeneyo buzisa ubushushu kwizinto eziphathekayo ngeendlela ezahlukeneyo. Ngenxa yoko, bavelisa ubukhulu obahlukeneyo bobushushu{1}indawo ezichaphazelekayo. Olu thelekiso lulandelayo lubonisa lo mahluko usekwe kunikezelo lwamandla, ixesha le-welding, kunye nenkangeleko eqhelekileyo yeposi{3}.
| Indlela yokuWelding | Ukuhanjiswa kwamandla | Ixesha le-Welding eqhelekileyo | Iimpawu ze-HAZ eziqhelekileyo | Usetyenziso oluqhelekileyo |
|---|---|---|---|---|
| I-Resistance Spot Welding | Ukuhamba ngokuqhubekayo | 80–200 ms | Ukutshintsha kombala ngokuqhelekileyo kubonakala ngaphakathi kwendawo ye-3-6 mm ejikeleze i-weld | Iibhasi zebhasi ezibhityileyo, ukudityaniswa kombane ngokubanzi |
| I-Capacitor Discharge Welding | Ukukhululwa kwamandla ngoko nangoko | 3–20 ms | Ukutshintsha kombala ngokuqhelekileyo kuthintelwe malunga ne-2-3 mm ye-weld | Iithebhu zebhetri, izihlanganisi zethusi ezibhityileyo |
| I-Copper Diffusion Welding | Ubushushu obuphezulu kunye noxinzelelo, okuqinileyo-kubudlelwane obuqinileyo | Imizuzwana emininzi ukuya kwimizuzu | Ukutshintsha kombala okuncinci okubonakalayo; utshintsho lwesakhiwo ikakhulu kujongano | Iibhasi zebhasi ezishinyeneyo,-ezithembeke kakhulu kumalungu ombane |
Ngokubanzi, amaxesha amafutshane welding kunye nonikezelo lwamandla oluthe ngqo lukhokelela kubushushu obuncinci{0}indawo ezichaphazelekileyo. Kuba i-diffusion welding yinkqubo eqinileyo-engaxhomekekanga ekunyibilikeni kwesiseko semathiriyeli, ivelisa eyona mpembelelo incinci ibonakalayo yobushushu.
Iindlela ezintandathu eziSebenzayo zokunciphisa ubushushu{0}}Indawo echaphazelekayo
Abavelisi banganciphisa kakhulu ubushushu{0}indawo echatshazelweyo ngokulungisa izixhobo zokuwelda kunye neeparamitha zenkqubo.
1. Nciphisa Ixesha le-Welding
Amaxesha amafutshane e-welding anciphisa ubushushu obunokusasazeka kwizinto ezijikelezileyo. Itekhnoloji ezihambisa amandla kwiipulses ezimfutshane zivumela umdibaniso ukuba wenzeke ngokukhawuleza ngelixa unciphisa ukusasazwa kwe-thermal.
2. Khetha iNkqubo yeWelding efanelekileyo
Ukukhethwa kwendlela ye-welding kunempembelelo enkulu kwigalelo lokushisa.
Umzekelo:
- I-Capacitor discharge welding ifanelekile kwizinto zobhedu ezincinci.
- I-Diffusion welding ihlala ikhethwa kwiibhasi zebhasi ezishinyeneyo kunye-neendawo ezithembeke kakhulu.
Ukukhetha inkqubo efanelekileyo kunokunciphisa kakhulu imiphumo ye-thermal ngexesha le-welding.
3. Lungiselela i-Electrode Design
Uyilo lwe-Electrode ludlala indima ebalulekileyo ekulawuleni ukuhanjiswa kobushushu. -umgangatho ophezulu we-electrode udla ngokusetyenziswa{0}ukwenziwa kweealloyi zobhedukwaye zenzelwe ukubonelela ngokuchithwa kobushushu ngokufanelekileyo.
Ijometri ye-electrode efanelekileyo inceda ukugxila okwangoku kwindawo ye-weld kunye nokunciphisa ukusasazeka kobushushu.
4. Phucula uLungiselelo loMphezulu
Ngaphambi kwe-welding, i-copper busbar kufuneka ihlambuluke ngokufanelekileyo. Ukulungiselela okusebenzayo kunokuquka:
- Ukususa ioli okanye igrisi
- Ukuphelisa iileya ze-oxide
- Ukuqinisekisa indawo eyomileyo necocekileyo
Imiphezulu ecocekileyo ivumela umsinga ukuba uhambe ngokuthe rhoqo kwaye uthintele ukuveliswa kobushushu obungeyomfuneko.
5. Sebenzisa iSixokelelwano sokuPholisa esiLungileyo
Iinkqubo zokupholisa zinceda ukususa ubushushu obugqithisileyo kwindawo ye-welding. Izisombululo eziqhelekileyo ziquka:
- Amanzi-ii-electrode ezipholileyo
- Amanzi-izinto ezipholileyo
- Iinkqubo zokupholisa ezijikelezayo
Ukupholisa okusebenzayo kuthintela ubushushu ekuqokeleleni ngaphakathi kwesixhobo kwaye kunceda ukugcina ubushushu obuncinci-indawo echaphazelekileyo.
6. Sebenzisa i-Precision Welding Control Systems
Izixhobo zanamhlanje zokuwelda zihlala zibandakanya idijithali okanye i-microcomputer{0}inkqubo yolawulo esekwe evumela uhlengahlengiso oluchanekileyo lwe-welding yangoku, ixesha, kunye noxinzelelo. Ulawulo oluzinzileyo luqinisekisa unikezelo lwamandla olungaguqukiyo kwaye lunciphise ukuguquguquka okunokwandisa ubushushu{2}}indawo echaphazelekayo.
Izinto eziluncedo kwi-Diffusion Welding ye-Copper Busbars
Kwizicelo ezifuna uqhagamshelo lombane oluthembeke kakhulu, i-diffusion welding iya isanda kwamkelwa.
I-Solid-I-State Bonding ene-Thermal Impact encinci
I-welding ye-Diffusion idibanisa izinto phantsi kobushushu obuphakamileyo kunye noxinzelelo ngokusasazwa kwe-athomu. Ngenxa yokuba izinto ezisisiseko azinyibiliki ngexesha lenkqubo, indawo ye-weld ayenzi i-weld pool yendabuko.
Nje ngeziphumo:
- Imiphezulu yebhasi yebhasi ibonisa ukuguga okuncinci okanye akukho kwanto
- Ubushushu-indawo echaphazelekayo incinci kakhulu
- Ukuhanjiswa kombane kuhlala kuzinzile
Ifanelekile kwizicelo zoMbane eziPhezulu{0} ezithembekileyo
I-welding ye-diffusion ifaneleka ngokukodwa:
- Uqhagamshelo lwebhasi yobhedu
- Phezulu{0}izixhobo zangoku zombane
- Iinkqubo zokugcina amandla
- Izixhobo zokuhambisa amandla
Kwezi zicelo, oomatshini be-welding be-diffusion banokubonelela ngokuzinza kakhulu kunye nezihlanganisi ezithembekileyo ngelixa unciphisa impembelelo yokushisa kwizinto ezijikelezileyo.
Iimpazamo Eziqhelekileyo Ezonyusa Ubushushu{0}}INdawo eChaphazelekayo
Kwiindawo zemveliso, imiba yokusebenza emininzi inokwandisa ubushushu{0}}indawo echaphazelekayo:
- I-welding yangoku iseti iphezulu kakhulu
- Ixesha le-welding eligqithisileyo
- Ii-electrode ezigugileyo ezingakhange zitshintshwe
- Imiphezulu yobhedu engcolileyo
- Iinkqubo zokupholisa ezingasebenzi kakuhle
Ukuhlolwa rhoqo kwezixhobo ze-welding kunye nokubeka iliso ngokucophelela kwiiparamitha zenkqubo kunokunceda ukukhusela ezi ngxaki.
Ukuqukumbela
Ubungakanani bobushushu{0}}kwindawo echatshazelweyo kwiwelding yebhasi yebhasi inefuthe elithe ngqo kumgangatho weweld kunye nokuthembeka kwemveliso yexesha elide. Ngokulawula ngononophelo i-welding yangoku, ixesha le-welding, kunye noxinzelelo lwe-electrode, kunye nokugcina ukulungiswa okufanelekileyo komphezulu kunye neenkqubo zokupholisa, abavelisi banokunciphisa kakhulu ukusabalalisa ubushushu ngexesha lenkqubo ye-welding.
Okubaluleke ngokulinganayo kukukhethwa kweteknoloji ye-welding efanelekileyo. Kusetyenziso olufuna ukusebenza kombane okuzinzileyo kunye nomonakalo omncinci wobushushu-onjengendawo yokugcina amandla, izixhobo zombane, kunye{2}}nendibano yangoku yebhasbar{3}}i-capacitor yokukhupha i-weldingkwayeukuwelda kobheduzidla ngokuba zizicombululo ezikhethwayo.
Xa ukhetha izixhobo ze-welding, abavelisi kufuneka baqwalasele amandla omatshini kuphela kodwa kwakhonaukulawula ukuchaneka, ukuzinza kwenkqubo yoxinzelelo, kunye noyilo lokupholisa, njengoko ezi zinto zidlala indima ebalulekileyo ekufezekiseni umgangatho we weld ongaguqukiyo ngelixa ucutha ubushushu-indawo echaphazelekileyo.
