Laser welding ndeyekutarisa laser danda pamusoro peiyo workpiece kuburikidza neinopenya lens, kuitira kuti zvinhu zvacho zvinyunguduswe nekukurumidza kuti zvigadzire dziva rakanyungudutswa, uye wobva watonhodzwa nekukurumidza kuita mubatanidzwa wakasungwa.Iyo ine hunhu hwehombe chikamu ratio, kukurumidza welding kumhanya, uye isingabatane neiyo workpiece, iri nyore kuwana Otomatiki kugadzirwa, saka iyi nzira yakashandiswa zvakanyanya.Nekudaro, nekuda kwekudyidzana kwakaomarara pakati peiyo laser kupisa sosi uye zvinhu panguva yelaser welding process, pamwe neakakosha emuviri zvimiro zvealuminium alloys nemhangura alloys, yakakwirira-inoratidzira zvinhu zvine yakakwira laser reflectivity panguva yewelding, isina kugadzikana welding process, uye nyore kugadzira porosity defects, etc. dambudziko.Paunenge uchishandisa akajairwa lasers kupinza zvinhu zvinoratidzira zvakanyanya senge aluminium nemhangura, kudonha kwegomba rekiyi kunoburitsa maburi madiki uye splashes.Pamusana pekuputika, simbi ye weld ichaderedzwa, zvichiita makomba uye nzvimbo dzisina kuenzana;uyezve, zvinhu izvi zvine yakakwira laser reflectivity, The absorption rate yakadzikira, uye rakawanda resimba rinoratidzwa, zvichikonzera kushata kusanganisa kwekuzadza;panguva imwe chete, panguva yekutonhodza, nekuda kwekunyanya kutonhora nekukurumidza, kunyungudika kwehydrogen nemamwe magasi mudziva rakanyungudutswa kunoderedzwa zvakanyanya uye kunonoka kupukunyuka, zvichikonzera pores.gadzira.
Mainstream welding nzira dzekudzikisa spatter uye porosity
Maitiro ekudzikisa spatter, kuderedza porosity, uye kuwana weld yakatsetseka idambudziko rakakura mukukwedha zvinhu zvinoratidzira zvakanyanya.Makambani mazhinji emumba neekunze akaenderera mberi nekuongorora chinhu ichi uye akatanga zvigadzirwa zvawo.
(1) Kushandisa swing welding musoro Iyo yekuswing welding nzira inogona kuparadzira kuwanda kwesimba, kunatsiridza kufanana kwekushisa kweweld, uye kuderedza chizvarwa che spatter uye pores kusvika pamwero wakati.Parizvino, vagadziri vemusoro welaser (vakadai seJiaqiang, Wanshunxing, Kirin, nezvimwewo) vakatangisa zvakafanana swing laser welding misoro.Asi panguva imwe chete, pane zvimwe zvipingamupinyi.Sezvo simba remagetsi re laser rakaderedzwa, simba rinofanirwa kuwedzerwa kana kumhanya kwewelding kunofanirwa kudzikiswa.
(2) Shandisa musoro weviri-wavelength composite welding kuti ubatanidze fiber laser uye semiconductor laser ine mbiri-wavelength composite welding head, uye inopindirana panzvimbo yewelding.Iyo fiber laser inoita yakadzika yekupinda welding.Deredza kupfachura.Parizvino, vagadziri vemusoro welaser vakaita saJiaqiang neWanshunxing vakatangisawo misoro yakadai yemoto.Nekudaro, iyi welding nzira inoda kushandiswa kwema lasers maviri, uye musanganiswa wemidziyo wakanyanya kuoma.
(3) Laser ine yakakosha nzvimbo
Iyo yakanakisa inodhura-inoshanda mhinduro iri padivi relaser, kushandura iyo Gaussian yekugovera laser kuti ring + yepakati mwenje, nzvimbo yepakati mwenje inovimbisa kudzika kwedziva rakanyungudutswa, uye mhete yemwenje nzvimbo inoita basa rekutanga kupisa uye kunonoka kutonhora, iyo inofananidzwa neiyo yataurwa pamusoro maviri-wavelength composite welding musimboti.zvakafanana.Vagadziri velaser vakatangisa ma lasers akafanana, akadai seIPG's AMB laser uye Raycus 'ABP laser.
Chii chinonzi FRM yeGW Laser Tech
Tichipindura kuoma kwemagetsi ezvigadzirwa zvakataurwa pamusoro-soro, GW Laser yakaramba ichiongorora mumugwagwa wekuvandudza tekinoroji, uye yakatanga nyanzvi yepamusoro-yepamusoro-reflection material welding - FRM (Flexible Ring Mode) dynamic spot output laser, iyo inogona kunyatso kudzikisa welding process ye-high-reflection materials.Splash uye porosity chizvarwa.
Iyo FRM laser inoroora maviri optical modules mune yepakati layer uye mhete yepakati yefiber kuburikidza neyakagadziridzwa coupler, inoroora maviri laser matanda kuita danda rimwe, uye yobva yatarisisa pamusoro peiyo workpiece kuti igadzire inoumbwa nzvimbo.Nekugadzirisa iyo yakakodzera simba reshiyo, hupamhi hwewelding hupamhi uye yakaderera welding seam aspect ratio inogona kuumbwa, iyo inogona zvinobudirira kuvandudza kugadzikana kweiyo keyhole, uye inogona zvakanyanya kuderedza spatter uye kuderedza stomatal senitivity.
Iyo FRM laser inogona kudzora nechisimba simba reiyo fiber musimboti mwenje uye mhete yepakati mwenje.Inogona chete kubatidza mwenje wepakati kana mwenje wemhete, kana ese ari maviri anogona kubatidzwa panguva imwe chete kuti agadzire modhi nhatu dzenzvimbo yakajairwa, annular spot, uye compound spot;kana yakavhurwa panguva imwe chete, inogona Iyo musimboti uye mhete yepakati inogona kuita kuti simba repakati rive rakakura kupfuura simba repakati repakati, kana simba repakati repakati rinogona kuve diki pane mhete yepakati simba, kana simba repakati rakaenzana. kune simba repakati remhete, uye huwandu hwemaumbirwo mashanu akasiyana anogona kuchinjika.
Iyo dhayamita yepakati nzvimbo idiki uye simba density yakakwirira.Iyo welding inobva pane yakadzika yekupinda welding mode, iyo inoburitsa kiyi hole uye inogadzira dziva rakanyungudutswa rine chiyero chikuru.Zvisinei, ine zvidikanwi zvakakwirira pamukaha unofananidzwa, uye huwandu hukuru hwehutsi hwesimbi hwepamusoro hunosunungurwa apo kiyi yehuni inoumbwa nekudzika kwemukati welding, iyo inowanzoputika uye kuputika.Kupisa kwedziva rakanyungudutswa kwakakwira uye kuyerera kwemukati kune chisimba, uye kushanduka kwedziva rakanyungudutswa kuri pachena.
Iyo dhayamita yeannular spot yakakura uye simba remagetsi idiki.Iyo welding inobva pakupisa conduction mode, iyo inogona kuumba dziva rakakura rakanyungudutswa.Sezvo thermal conduction welding haina kuumba gomba kiyi, tembiricha yedziva yakanyungudutswa yakaderera panguva yewelding muitiro, uye hapana chiri pachena chakanyungudutswa dziva fluctuation.Spatter, iyo weld yakati sandara uye yakanaka.Nekudaro, nekuda kwekupararira kwesimba remagetsi, kudzika kukuru kwekupinda hakugone kuwanikwa.
Kubatanidza izvo zviviri pamwe chete, nekugadzirisa chiyero chesimba chakakodzera, nepo nzvimbo yepakati ichivimbisa kudzika kwedziva rakanyungudutswa, iyo annular spot inowedzera hupamhi uye nguva yedziva rakanyungudutswa, kune rumwe rutivi, inovandudza kugadzikana kwegomba rekiyi uye inoderedza. kuputika Kune rumwe rutivi, kuyerera kwechidziva chakanyungudutswa kunowedzera kugadzikana, mabhubhu anoputika kwenguva yakareba, uye mukana wekugadzira porosity wakaderedzwa.
Iyo FRM laser inogona kupa simba rakazara rekubuda rinosvika 20KW, uye inogona kuchinjika kugadzirisa ma paramita echiedza chinobuda.Iyo dhayamita yepakati beam inobuda fiber i50μm/150μm, uye simba rekubuda rinosvika 10KW;iyo dhayamita yerin'i danda inobuda fiber i150μm/300μm, uye simba rekubuda rinosvika 10KW.Iyo yepakati danda i fiber laser ine wavelength ye1070nm, uye rin'i danda rinogona kushongedzerwa ne976nm semiconductor laser kuwedzera kune 1070nm fiber laser kuona kusanganiswa kweakaviri-wavelength uye maviri-laser matanda.
FRM yakanakisa welding maitiro
Kuti utaridze iyo welding mhedzisiro yeFRM, inotevera inoshandisa FRM laser uye yakajairwa laser kupinza aruminiyamu alloys nekuaenzanisa.
A 1.5KW + 1.5KW (50μm+150μm) FRM laser yakashandiswa weld 6061 aruminiyamu alloy neukobvu hwe3mm, uye ichienzaniswa ne3KW (100μm) yakajairika laser.Inogona kuwanikwa zvakajeka kuti spatter yeFRM laser welding idiki zvakanyanya pane iya yakajairwa laser welding.
Iwo maelded samples akachekwa akavhurika kuti aonekwe metallographic.Nekuda kwekuita kweiyo annular spot, iyo weld inowanikwa neFRM laser ine yakafara kumusoro uye pasi yakatetepa chimiro, uye ekumusoro neazasi nzvimbo dzakati sandara;nepo weld hupamhi hweyakajairwa laser welding ichinyanya kunyunguduka kumusoro uye pasi, uye pamusoro pepamusoro pakaputsika uye pasi pepasi pari convex.
Kusimba kwekusimba kweiyo welded seam mushure mekunama kunoedzwa, uye kusimba kwekusimba kweFRM welding kuri nani pane kuya kwakajairwa laser welding.
Zvikumbiro zvakakosha zveFRM
China inoona mota nyowani dzemagetsi seimwe yemaindasitiri ayo manomwe ane hunyanzvi.Sezvo simba relithium bhatiri pack iri chinhu chakakosha chepakati pemagetsi matsva emagetsi, nekuenderera mberi kwekuvandudzwa kwemotokari dzemagetsi matsva, inoshandiswa zvakanyanya uye kugadzirwa zvinoenderana.
Zvinoenderana nenhamba kubva kuChina Research Institute yePuhua, kudiwa kwepasi rose kwemabhatiri e lithium kucharamba kuchikwira kubva muna 2017 kusvika 2020, uye kudiwa kwemidziyo yebhatiri ye lithium kucharamba kuchikura mumakore matatu-5 anotevera.Iko kukurumidza kukura kweiyo lithium bhatiri indasitiri kwakonzera makambani makuru kuti awedzere kuvakwa kwemafekitori matsva uye nekuwedzera kwehuwandu hwekugadzira.
Kuchengetedzeka kwebhatiri pack kwakakosha zvakanyanya.Kana kukundikana kwakakodzera kuchinge kwaitika, zvinotungamira kune zvakakomba mhedzisiro uye kutyisidzira hupenyu hwevanhu.Pakati pavo, chinhu chinoita basa rakasimba mukuchengetedzwa kwemotokari dzemagetsi ndiko kusungirirwa kwezvikamu zvakakosha zvesimba rebhatiri pack.Chinhu chinonyanya kukosha munzvimbo idzi ialuminium alloy, kusanganisira mavharuvhu anoputika, seal seals, ma tabo, mabara ebhazi, nezvimwewo;inoteverwa neMhangura zvinhu, zvakadai semapango, tabo, etc. Welding quality yezvinzvimbo izvi ichakanganisa zvakananga kuvimbika kwehutano hwebheteri pack.
Kune welding yezvikamu zvakasiyana zvebhatiri remagetsi, iyo FRM laser inoshandisa Guanghui Laser inogona kunyatsogadzirisa dambudziko rewelding, ziva zero spatter muwelding, hapana pores pamusoro, kupindira kwakagadzikana, yakatsetseka uye yakanaka welding seam, inovandudza zvakanyanya kunaka kwewelding. , uye inonyatso chengetedza kugadzikana kwebhatiri remagetsi.Bonde uye kuchengeteka.
Shanduko yemusika wepasi rose wemotokari kuita magetsi ndiwo maitiro akajairwa, uye pasi peiyi nzira yebudiriro, inosungirwa kuisa mberi zvinodiwa zvelithium-ion welding tekinoroji, uye lithium-ion bhatiri kugadzirisa rave musika wakakosha welaser yepamba. makambani.Guanghui Laser icharamba ichiita nhamburiko mumunda we lithium bhatiri welding.Kuburikidza nekuzvimiririra innovation, laser iterative upgrades ichaitwa kubatsira vatengi kuvandudza welding maitiro uye kuwedzera chigadzirwa kuchengetedza uye kukwikwidza.
Munyori:GW Laser application injiniya Jiaxing Gu
Nguva yekutumira: Feb-15-2022