Kwimizi-mveliso yanamhlanje, umatshini wokuwelda uye waba sisixhobo esiyimfuneko sokujoyina izicelo zesinyithi. I-Electrodes, njengamacandelo abalulekileyo kwinkqubo ye-welding, ichaphazela ngokuthe ngqo umgangatho we-weld, ixesha elide lezixhobo, kunye nokusebenza kakuhle kwemveliso. Esi sikhokelo sihlola izinto eziqhelekileyo ze-electrodeumatshini wokuwelda indawoizicelo, ukuhlalutya iimpawu zabo zokusebenza kunye neemeko ezifanelekileyo zokusebenza.
1. Kutheni i-Electrode Material Ibalulekile
Kwindawo yokumelana nokuwelda, i-electrode ingaphezulu lee kunesibhengezo esilula - simisela ngokuthe ngqo umgangatho we-weld, ukungaguquguquki, ubomi besixhobo, ukugcinwa rhoqo, kunye nemveliso iyonke. Ukukhetha imathiriyeli efanelekileyo kukunceda:
- Ukwandisa umbane kunye ne-thermal conductivity yokwakheka kwe-weld ezinzile
- Phucula ukuqina, ukunganyangeki, kunye-nokusebenza okuthomalalisayo
- Nciphisa ukuphindaphindeka kokutshintsha kunye nexesha lokunciphisa umatshini
- Qinisekisa ii-weld nugts kwimveliso ephezulu{0}}yevolumu
Ke ngoko, ukukhetha imathiriyeli efanelekileyo ye-electrode ukuhambelana nomsebenzi wakho, iiparamitha ze-welding, kunye nokusingqongileyo kwemveliso kubalulekile ekulawuleni iindleko kunye nokufezekisa iziphumo ezithembekileyo ze-weld.
2. Izinto eziqhelekileyo ze-Electrode kunye neempawu zazo
Apha ngezantsi sisishwankathelo semathiriyeli ye-electrode esetyenziswa ngokubanzi namhlanje - ukusuka phezulu{1}}ubhedu oluqhutywayo ukuya kwi-{2}}ebulukhuni be-tungsten alloys:
Phezulu{{0}Ukuziphatha,-Ubushushu{2}}Ie-Electrodes zeKopha eziNyangayo
Ubhedu olusulungekileyo (T2 / TU1)
Izinto eziluncedo:Eyona conductivity iphezulu (≈100% IACS) kunye ne-thermal conductivity egqwesileyo. Ilungele izixhobo ezifuna ukuhanjiswa kombane / ubushushu obuphezulu, njengocingo olubhityileyo lobhedu, iintsimbi ezigqunyiweyo, okanye izinto ezithambileyo ezifana ne-aluminiyam.
Izinto ezingeloncedo:Ubulukhuni obuphantsi kakhulu; ikhubaza ngokulula phantsi koxinzelelo. Ayilungelanga{1}ifrikhwensi ephezulu okanye ephezulu{2}}yexabiso lokuwelda.
I-Chromium Copper (CuCr / RWMA Udidi 2)
Izinto eziluncedo:Ukuqhuba kakuhle kombane (80-90% IACS) kunye nobunzima obuphezulu kakhulu (HRB 80-90) kunobhedu olucocekileyo. Ifanele phakathi{5}}ukutyeba kweepleyiti zekopolo, intsimbi ekhanyisweyo, kunye nentsimbi yekhabhoni.
Ukusetyenziswa okuqhelekileyo:Amalungu emoto, amashiti entsimbi yesixhobo, ishidi ngokubanzi -intsimbi yokuwelda.
Isishwankathelo:
Ubhedu olusulungekileyo=eyona conductivity, ukuqina okuphantsi
I-Chromium copper=ibhalansi elungileyo kuninzi oluphakathi{1}}imisebenzi yokuwelda
Ubushushu-Iingxubevange zeKopolo eziNyangekayo (Ukuqhuba okuBalanced & Nokuqina)
I-CuCrZr (i-Copper-Chromium-Zirconium Alloy / RWMA Udidi 2)
- Ukuqina emva konyango lobushushu:Enkulu kuno okanye ilingana nama 80 HRB
- Ukuhanjiswa koMbane:74–85% IACS
- Yaziwa ngokugqwesa-ukusebenza kokuthomalalisa, ukuzinza kobushushu, kunye nokungagugi.
- Umgangatho weshishini lokwenziwa kweemoto, imigca ezenzekelayo, kunye nemveliso eqhubekayo.
Ukusasazwa{0}}Ubhedu olomeleziweyo (DSC / GlidCop / Cupal)
- Ukuzinza okuphezulu kwe-thermal phantsi kwemijikelezo yokufudumala ephindaphindiweyo
- Ubuncinci ilahleko yobulukhuni emva kokusetyenziswa kwexesha elide-
- Ekhethekileyo kwi{0}}ixesha eliphezulu, {1}lomjikelo ophezulu{1}}indawo yokuwelda kwimveliso yeshishini
Isishwankathelo:
I-CuCrZr kunye nee-alloys ze-DSC zibonelela ngeyona bhalansi ingcono yokuqhuba, ukuqina, kunye nobomi - obulungele imveliso yobuninzi.
Ukuqina okuPhezulu / Ubushushu obuPhezulu / Bunzima{0}}Ii-Alloys zoMsebenzi
ICopper-Tungsten (CuW70 / CuW80)
- Idibanisa ubulukhuni be-tungsten kunye nendawo yokunyibilika kunye nokuqhuba kobhedu
- I-Conductivity: 40-60% IACS
- Ukuchasana okugqwesileyo kubushushu obuphezulu, i-spatter, kunye nokhukuliseko lwe-arc
- Ilungele:
Yenziwe ngentsimbi eshayinayo
{0}}intsimbi enamandla
Iipleyiti ezityebileyo
Phezulu{0}i-welding yangoku
Imiqobo:Iindleko eziphezulu, kunzima ngakumbi kumatshini, ukuhanjiswa kwe-conductivity ephantsi.
Ezinye ii-Hard Alloys (Ni–Cu, Ni–Si–Cu, Co–Be–Cu, njl.)
Isetyenziswa apho ukuxhathisa okugqithisileyo kokunxiba okanye amandla aphezulu okucinezela afuneka, nangona i-conductivity ithande ukuba ngaphantsi.
Isishwankathelo:
Ngophezulu{{0}imathiriyeli yangoku, engqindilili, okanye{1}}amandla aphezulu aphezulu → khetha iCuW okanye{2}}ubunzima obuphezulu bealloyi zobhedu.
3. Uzikhetha njani izinto eziLungileyo ze-Electrode
Kuya kufuneka ukhethe i-electrode esekwe kwizinto zokusebenza + iiparamitha ze-welding + imfuno yemveliso + iindleko.
| Isibakala soVavanyo | Yintoni Omawuyiqwalasele |
| Uhlobo lomsebenzi | Iintsimbi ezisebenza kakhulu (Cu, Al) → -ii-electrode zokuqhuba eziphakamileyo; Amandla aphezulu-i-alloys → eqinile, ubushushu{2}}i-electrode ezixhathisayo |
| Iiparamitha zeWelding | Ephezulu yangoku & zokufudumeza → yomelele, iqina, anti{0}}izinto ezithambisayo |
| Umthamo weMveliso | Ukuzenzekela & -nemijikelo yamaxesha amaninzi → ixesha elide{1}}ialloyi zobomi (CuCrZr / DSC / CuW) |
| UkuSebenza kweendleko | Izinto eziphezulu-zesiphelo zinciphisa ixesha kunye neendleko xa zizonke ngaphandle kwexabiso eliphezulu lokuthenga |
Akukho electrode ingcono jikelele - kuphela owona mdlalo ubalaseleyo wesicelo sakho sokuwelda.
4. IiMathiriyeli zokuSebenza eziZodwa
Kubushushu obuphezulu, -imathiriyeli yokuqhuba i-thermal, umatshini wokuwelda uqhuba kakuhle ngemathiriyeli efakwe ngumgubo:
I-Tungsten-I-Copper Alloys (CuW70/CuW80)
- Umxholo weTungsten: Enkulu kune okanye ilingana ne-70%
- Indawo yokunyibilika: Ingaphezulu kwe-1000 degree
- I-Conductivity: 40-60% IACS (ehambelana ngokungafaniyo nomxholo we-tungsten)
- Usetyenziso: Intsimbi enzima, i-aluminium alloy welding
- Ukuxhathisa okugqwesileyo kokhukuliseko lwe-arc olufuna imisebenzi yomatshini we-welding
ISilver-I-Tungsten Alloys
- Ukuxhathisa okuphezulu kwe-oxidation kunye ne-conductivity
- Ubulukhuni obuphakathi kunye nokumelana nobushushu
- Usetyenziso: Ukuwelda okuchanekileyo okanye iimeko{0}}eziphezulu zomngcipheko wokungena oksijini
- Igqibelele ukuwelda ithebhu yebhetri kunye nomatshini wokuwelda indawo
5.Luluphi Umbandela Ofanele Uwukhethe?
- Ubhedu olubhityileyo / iintsimbi ezithambileyo / ezisezantsi{0}iwelding yangoku → Ubhedu olusulungekileyo / Ubhedu lweChromium
- Intsimbi yegalvanized / carbon steel / stainless steel / imveliso yobuninzi ngokubanzi → CuCrZr okanye DSC Copper
- Iimathiriyeli ezityebileyo / intsimbi engatyiwayo / ephezulu-amandla ealloyi / aphezulu-iwelding yangoku → ICopper-Tungsten (CuW)
Ngokuthelekisa imathiriyeli ye-electrode kunye nohlobo lwesixhobo sokusebenza, iimeko zokuwelda, kunye nomthamo wemveliso, unokuphucula ngokubonakalayo ukusebenza kwe-weld ngelixa uhlisa{0}}indleko zexesha elide zemveliso.
Ukuqukumbela
Ukukhetha i-Electrode yakhoumatshini wokuwelda indawoifuna ingqwalasela ebanzi yeemfuno ze-welding, iimpawu zezinto eziphathekayo, kunye neeparitha zenkqubo. Ukusuka phezulu-ukuqhuba kobhedu olusulungekileyo ukuya kubushushu-i-tungsten exhathisayo{3}}ialloyi zobhedu, imathiriyeli nganye ibonelela ngoncedo olwahlukileyo kwizicelo ezithile ezibandakanya{4}}ukuwelda eludongeni,{5}}ukusetyenzwa kwecandelo elinzima, kunye neemeko ezichanekileyo.
Ngokuthelekisa imathiriyeli yenzululwazi, uhlengahlengiso oluchanekileyo lweparamitha, kunye neeprothokholi zogcino olucwangcisiweyo, abavelisi banokuphucula kakhulu umgangatho wokuwelda kunye nokusebenza kakuhle kwemveliso.
Ukhetho oluchanekileyo lwe-electrode luqinisekisa ukuba umatshini wakho wokuwelda uzisa ukusebenza okufanayo, okuthembekileyo kuzo zonke izicelo zamashishini.
