Kusarudza gasi rekubatsira ne laser welding rakakodzera ndechimwe chezvisarudzo zvakakosha zvaungaita, asi kazhinji hazvinzwisiswi. Wakambozvibvunza here kuti sei laser weld yakaita seyakakwana yakakundikana kana wamanikidzwa? Mhinduro yacho ingave iri mumhepo… kana kuti, mugasi rawakashandisa kudzivirira weld.
Gasi iri, rinonziwo gasi rekudzivirira rekushandisa laser welding, harisi rekuwedzera chete; chikamu chikuru chemaitiro acho. Rinoita mabasa matatu asingakurukurwe ayo anosarudza zvakananga mhando, simba, uye chitarisiko chechigadzirwa chako chekupedzisira.
Inodzivirira Weld:Gasi iri rinobatsira rinogadzira bubble rekudzivirira rakakomberedza simbi yakanyungudutswa, richiidzivirira kubva kumagasi emumhepo akadai seokisijeni nenitrogen. Pasina chidzitiro ichi, unowana zvikanganiso zvakakomba zvakaita se oxidation (weld isina simba, yakachinja ruvara) uye porosity (mabubble madiki anokanganisa simba).
Inovimbisa Simba Rakazara reLaser:Sezvo laser ichirova simbi, inogona kugadzira "gore replasma." Gore iri rinogona kuvhara nekuparadzira simba re laser, zvichiita kuti pave ne welds dzisina kudzika, dzisina kusimba. Gasi rakakodzera rinoputitsa plasma iyi, zvichiita kuti simba rese re laser yako risvike pabasa.
Inodzivirira Midziyo Yako:Rukova rwegasi runodzivirirawo utsi hwesimbi nemadonhwe kuti zvisabhururuke zvichisvibisa lenzi inodhura iri mumusoro wako welaser, zvichikuchengetedza kubva panguva inodhura yekuzorora uye kugadzirisa.
Kusarudza Gasi Rinodzivirira reLaser Welding: Varwi Vakuru
Gasi raunosarudza rinobva kune vatambi vatatu vakuru: Argon, Nitrogen, uye Helium. Funga nezvavo senyanzvi dzakasiyana dzaungatora basa. Mumwe nemumwe ane simba rake, kushaya simba, uye mashandisirwo akakodzera.
Argon (Ar): Akavimbika Ane Zvose Zvakatenderera
Argon ndiyo gasi rinoshanda zvikuru munyika yekuwelda. Igasi risina simba, zvichireva kuti harizosangani nedziva rekuwelda rakanyungudutswa. Rinoremawo kupfuura mhepo, saka rinopa dziviriro yakanaka uye yakagadzikana pasina kuda kuyerera kwakanyanya.
Zvakanakira:Zvinhu zvakasiyana-siyana, zvinosanganisira aruminiyamu, simbi isingatsvi, uye kunyanya simbi dzinoshanda senge titanium. Kushongedza nelaser yeArgon ndiko kunonyanya kufarirwa nelaser yefiber nekuti kunoita kuti kupedzise kupenya kwakachena, kwakajeka, uye kwakapfava.
Pfungwa Huru:Ine mukana mudiki we ionization. Nema CO₂ lasers ane simba guru, inogona kubatsira mukuumbwa kweplasma, asi kune akawanda mashandisirwo e fiber laser emazuva ano, ndiyo sarudzo yakakwana.
Nitrogen (N₂): Inoshanda Zvinobudirira Pamutengo
Nitrogen ndiyo sarudzo isingadhuri zvakanyanya, asi usarega mutengo wakaderera uchikunyengedza. Kana ukashandisa zvakanaka, haisi nhoo chete; inhengo inoshanda inogona kuvandudza weld.
Zvakanakira:Mhando dzakasiyana dzesimbi isingatsvi. Kushandisa nitrogen pakushongedza simbi isingatsvi kunogona kushanda senzira yekusanganisa zvinhu, kuchisimbisa chimiro chemukati mesimbi kuti ivandudze simba remuchina uye kuramba ngura.
Pfungwa Huru:Nitrogen igesi inochinja-chinja. Kuishandisa pazvinhu zvisiri izvo, zvakaita setitanium kana dzimwe simbi dzekabhoni, inzira yekukonzera njodzi. Ichasangana nesimbi uye inokonzera kupwanyika kwakanyanya, zvichiita kuti weld iparare inogona kutsemuka yokundikana.
Helium (He): Nyanzvi yekushanda kwepamusoro
Helium ndiyo nyeredzi inodhura zvikuru. Ine simba guru rekupisa uye ine mukana wekuita kuti ionization iwedzere, zvichiita kuti ive shasha isingapokane yekudzora plasma.
Zvakanakira:Kubatanidza zvinhu zvakakora kana zvinofambisa mhepo zvakanyanya zvakaita searuminiyamu nemhangura. Ndiyo sarudzo yepamusoro yemalaser eCO₂ ane simba guru, ayo anogona kuumbwa neplasma zvakanyanya.
Pfungwa Huru:Mutengo. Helium inodhura, uye nekuda kwekuti yakareruka, unoda kuyerera kwakawanda kuti uwane dziviriro yakakwana, zvichiwedzera mari yekushandisa.
Kuenzanisa Gasi Rinokurumidza
| Gasi | Basa Guru | Mhedzisiro paWeld | Kushandiswa Kwakajairika |
| Argon (Ar) | Nhoo dzinosungirirwa kubva mumhepo | Hazvina kusimba zvakanyanya pakunamira kwesimbi yakachena. Maitiro akagadzikana, chitarisiko chakanaka. | Titanium, Aruminiyamu, Simbi Isina Chinovhara |
| Nitrogen (N₂) | Inodzivirira oxidation | Inodhura zvishoma uye yakachena. Inogona kuita kuti simbi dzisashande zvakanaka. | Simbi Isina Chinovhara, Aruminiyamu |
| Helium (Iye) | Kupinda kwakadzika & kudzvinyirirwa kweplasma | Inobvumira kupinza kwakadzama uye kwakafara nekumhanya kwakanyanya. Inodhura. | Zvinhu zvakakora, Mhangura, Kushongedza zvine simba guru |
| Misanganiswa yeGasi | Mari nekushanda zvakanaka zvinoverengerwa | Inosanganisa mabhenefiti (semuenzaniso, kugadzikana kwaAr + kupinda kwaHe). | Ma alloys chaiwo, achigadzirisa ma profiles e weld |
Kusarudzwa Kwegasi Rinoshanda reKuwedera neLaser: Kufananidza Gasi neSimbi
Dzidziso yakanaka, asi ungaishandisa sei? Heino gwara rakajeka rezvinhu zvinonyanya kushandiswa.
Kushongedza Simbi Isina Kusimba
Pane sarudzo mbiri dzakanaka pano. Kune simbi dzisina ngura dzinoshandiswa nesimbi dzinoshandiswa nesimbi mbiri, Nitrogen kana Nitrogen-Argon blend ndiyo inonyanya kusarudzwa. Inovandudza chimiro che microstructure uye inowedzera simba re weld. Kana chinhu chako chikuru chiri kupenya kwakachena, kusina makemikari, Argon yakachena ndiyo nzira yakanaka yekushandisa.
Aruminiyamu Yekushongedza
Aruminiyamu inonetsa nekuti inobvisa kupisa nekukurumidza. Kune akawanda mashandisirwo, Argon yakachena ndiyo sarudzo yakajairika nekuda kwekudzivirira kwayo kwakanaka. Zvisinei, kana uchibatanidza zvikamu zvakakora (pamusoro pe 3-4 mm), musanganiswa weArgon-Helium unochinja-chinja mutambo. Helium inopa simba rekuwedzera rinodiwa kuti ipinde zvakadzama uye nguva dzose.
Kushongedza Titanium
Pane mutemo mumwe chete wekusanganisa titanium: shandisa Argon yakachena kwazvo. Usambofa wakashandisa Nitrogen kana chero musanganiswa wegesi une magasi anochinja-chinja. Nitrogen ichaita zvakafanana netitanium, zvichiita kuti titanium nitrides iite kuti weld isashande zvakanaka uye iparare. Kudzivirira kwakazara negasi rinotevera uye rinodzokera shure kunosungirwawo kuchengetedza simbi inotonhorera kubva pakusangana nemhepo.
Zano reNyanzvi:Vanhu vanowanzoedza kuchengetedza mari nekuderedza mwero wemafuta anoshandiswa, asi ichi chikanganiso chinowanzoitika. Mutengo weweld imwe chete yakakundikana nekuda kwe oxidation unodarika mutengo wekushandisa huwandu hwakakodzera hwegasi rekudzivirira. Nguva dzose tanga nemwero wemafuta anokurudzirwa pakushandisa kwako wobva wagadzirisa kubva ipapo.
Kugadzirisa Matambudziko Ekushandisa Laser Welding
Kana uri kuona matambudziko muwelds dzako, assist gas yako ndeimwe yezvinhu zvekutanga zvaunofanira kuongorora.
Kuoresa uye Kuchinja Ruvara:Ichi ndicho chiratidzo chiri pachena chekuti kudzivirirwa kwacho hakuna kunaka. Gasi rako harisi kudzivirira weld kubva kuokisijeni. Mhinduro yacho inowanzo kuve yekuwedzera mwero wekufamba kwegasi rako kana kutarisa nozzle yako negasi rinoendesa zvinhu kuti rione kana paine mvura inobuda kana kuti yakavharwa.
Kuboorwa kweMapundu (Mabhurumu eGasi):Kukanganisika uku kunoita kuti weld isashande zvakanaka kubva mukati. Kunogona kukonzerwa nekuyerera kwemvura kwakaderera zvakanyanya (kusadzivirira zvakakwana) kana kuti kwakakwira zvakanyanya, izvo zvinogona kukonzera kutenderera uye kudhonza mhepo mudziva reweld.
Kupinda Kusingaenderani:Kana kudzika kweweld yako kuri kwese kwese, ungangove uri kusangana ne plasma ichivhara laser. Izvi zvinowanzoitika neCO2.2 Malaser. Mhinduro ndeyekushandura kune gasi rine kudzvinyirira plasma kuri nani, senge Helium kana musanganiswa weHelium-Argon.
Misoro Yepamusoro: Misanganiswa yeGasi & Mhando dzeLaser
Simba reMisanganiswa Yehurongwa
Dzimwe nguva, gasi rimwe chete harina kukwana. Musanganiswa wemagasi unoshandiswa kuti uwane "zvakanakisisa zvenyika dzese."
Argon-Helium (Ar/He):Inosanganisa kudzivirira kwakanaka kweArgon nekupisa kwakanyanya uye kudzvinyirira helium muplasma. Yakanakira kubatanidza simbi muaruminiyamu.
Argon-Hydrogen (Ar/H₂):Hydrogen shoma (1-5%) inogona kushanda se "inoderedza" simbi isingatsvi, ichibvisa okisijeni yakarasika kuti igadzire weld bead yakajeka uye yakachena.
CO₂ vs.Faibha: Kusarudza Laser Yakakodzera
MaLaser eCO₂:Dzinonyanya kukanganiswa nekuumbwa kweplasma. Ndosaka Helium inodhura ichiwanikwa muCO2 ine simba guru.2 mafomu.
MaLaser eFaibha:Havawanzobatwa nematambudziko eplasma. Iyi bhenefiti yakanaka inokutendera kuti ushandise magasi asingadhuri akadai seArgon neNitrogen pamabasa mazhinji pasina kukanganisa mashandiro.
Pfungwa Huru
Kusarudza gasi rinobatsira pakuwelda ne laser chinhu chakakosha, kwete kufunga nezveramangwana. Nekunzwisisa mabasa makuru ekudzivirira, kuchengetedza optics yako, uye kudzora plasma, unogona kuita sarudzo ine ruzivo. Gara uchienzanisa gasi nezvinhu uye zvinodiwa zvekushandisa kwako.
Wagadzirira kugadzirisa maitiro ako ekugadzira nelaser welding uye kubvisa zvikanganiso zvine chekuita negasi here? Ongorora sarudzo yako yegesi yauri kushandisa pari zvino uchifunga nezvemirairo iyi uye ona kana shanduko iri nyore inogona kutungamira mukuvandudzwa kukuru kwemhando uye kushanda zvakanaka.
Nguva yekutumira: Nyamavhuvhu-19-2025
